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Orthopaedic Proceedings
Vol. 97-B, Issue SUPP_2 | Pages 10 - 10
1 Feb 2015
Manara J Bowey A Walton R Vishwanathan K Braithwaite I
Full Access

Aim

To use Patient Reported Outcome Measures (PROMs) to determine the effectiveness of lumbar spinal surgery at a single UK institution.

Methods

Consecutive patients who underwent lumbar spinal surgery (discectomies or decompressions) from 1 January 2011 to 13 March 2013 at a UK District General Hospital were assessed. The procedures were performed or supervised by a senior Consultant Orthopaedic spinal surgeon. All patients completed PROM questionnaires before and three months following surgery. These included Visual Analogue Scores (VAS), SF-12, Oswestry Disability Index (ODI) and Roland Morris Low Back Pain Questionnaire (RMQ).


Bone & Joint Open
Vol. 4, Issue 8 | Pages 573 - 579
8 Aug 2023
Beresford-Cleary NJA Silman A Thakar C Gardner A Harding I Cooper C Cook J Rothenfluh DA

Aims. Symptomatic spinal stenosis is a very common problem, and decompression surgery has been shown to be superior to nonoperative treatment in selected patient groups. However, performing an instrumented fusion in addition to decompression may avoid revision and improve outcomes. The aim of the SpInOuT feasibility study was to establish whether a definitive randomized controlled trial (RCT) that accounted for the spectrum of pathology contributing to spinal stenosis, including pelvic incidence-lumbar lordosis (PI-LL) mismatch and mobile spondylolisthesis, could be conducted. Methods. As part of the SpInOuT-F study, a pilot randomized trial was carried out across five NHS hospitals. Patients were randomized to either spinal decompression alone or spinal decompression plus instrumented fusion. Patient-reported outcome measures were collected at baseline and three months. The intended sample size was 60 patients. Results. Of the 90 patients screened, 77 passed the initial screening criteria. A total of 27 patients had a PI-LL mismatch and 23 had a dynamic spondylolisthesis. Following secondary inclusion and exclusion criteria, 31 patients were eligible for the study. Six patients were randomized and one underwent surgery during the study period. Given the low number of patients recruited and randomized, it was not possible to assess completion rates, quality of life, imaging, or health economic outcomes as intended. Conclusion. This study provides a unique insight into the prevalence of dynamic spondylolisthesis and PI-LL mismatch in patients with symptomatic spinal stenosis, and demonstrates that there is a need for a definitive RCT which stratifies for these groups in order to inform surgical decision-making. Nonetheless a definitive study would need further refinement in design and implementation in order to be feasible. Cite this article: Bone Jt Open 2023;4(8):573–579


Bone & Joint Open
Vol. 2, Issue 7 | Pages 540 - 544
19 Jul 2021
Jensen MM Milosevic S Andersen GØ Carreon L Simony A Rasmussen MM Andersen MØ

Aims

The aim of this study was to identify factors associated with poor outcome following coccygectomy on patients with chronic coccydynia and instability of the coccyx.

Methods

From the Danish National Spine Registry, DaneSpine, 134 consecutive patients were identified from a single centre who had coccygectomy from 2011 to 2019. Patient demographic data and patient-reported outcomes, including pain measured on a visual analogue scale (VAS), Oswestry Disability Index (ODI), EuroQol five-dimension five-level questionnaire, and 36-Item Short-Form Health Survey questionnaire (SF-36) were obtained at baseline and at one-year follow-up. Patient satisfaction was obtained at follow-up. Regression analysis, including age, sex, smoking status, BMI, duration of symptoms, work status, welfare payment, preoperative VAS, ODI, and SF-36 was performed to identify factors associated with dissatisfaction with results at one-year follow-up.


The Bone & Joint Journal
Vol. 103-B, Issue 1 | Pages 148 - 156
1 Jan 2021
Tsirikos AI Carter TH

Aims

To report the surgical outcome of patients with severe Scheuermann’s kyphosis treated using a consistent technique and perioperative management.

Methods

We reviewed 88 consecutive patients with a severe Scheuermann's kyphosis who had undergone posterior spinal fusion with closing wedge osteotomies and hybrid instrumentation. There were 55 males and 33 females with a mean age of 15.9 years (12.0 to 24.7) at the time of surgery. We recorded their demographics, spinopelvic parameters, surgical correction, and perioperative data, and assessed the impact of surgical complications on outcome using the Scoliosis Research Society (SRS)-22 questionnaire.


The Bone & Joint Journal
Vol. 105-B, Issue 3 | Pages 315 - 322
1 Mar 2023
Geere JH Swamy GN Hunter PR Geere JL Lutchman LN Cook AJ Rai AS

Aims. To identify the incidence and risk factors for five-year same-site recurrent disc herniation (sRDH) after primary single-level lumbar discectomy. Secondary outcome was the incidence and risk factors for five-year sRDH reoperation. Methods. A retrospective study was conducted using prospectively collected data and patient-reported outcome measures, including the Oswestry Disability Index (ODI), between 2008 and 2019. Postoperative sRDH was identified from clinical notes and the centre’s MRI database, with all imaging providers in the region checked for missing events. The Kaplan-Meier method was used to calculate five-year sRDH incidence. Cox proportional hazards model was used to identify independent variables predictive of sRDH, with any variable not significant at the p < 0.1 level removed. Hazard ratios (HRs) were calculated with 95% confidence intervals (CIs). Results. Complete baseline data capture was available for 733 of 754 (97.2%) consecutive patients. Median follow-up time for censored patients was 2.2 years (interquartile range (IQR) 1.0 to 5.0). sRDH occurred in 63 patients at a median 0.8 years (IQR 0.5 to 1.7) after surgery. The five-year Kaplan-Meier estimate for sRDH was 12.1% (95% CI 9.5 to 15.4), sRDH reoperation was 7.5% (95% CI 5.5 to 10.2), and any-procedure reoperation was 14.1% (95% CI 11.1 to 17.5). Current smoker (HR 2.12 (95% CI 1.26 to 3.56)) and higher preoperative ODI (HR 1.02 (95% CI 1.00 to 1.03)) were independent risk factors associated with sRDH. Current smoker (HR 2.15 (95% CI 1.12 to 4.09)) was an independent risk factor for sRDH reoperation. Conclusion. This is one of the largest series to date which has identified current smoker and higher preoperative disability as independent risk factors for sRDH. Current smoker was an independent risk factor for sRDH reoperation. These findings are important for spinal surgeons and rehabilitation specialists in risk assessment, consenting patients, and perioperative management. Cite this article: Bone Joint J 2023;105-B(3):315–322


The Bone & Joint Journal
Vol. 104-B, Issue 2 | Pages 265 - 273
1 Feb 2022
Mens RH Bisseling P de Kleuver M van Hooff ML

Aims. To determine the value of scoliosis surgery, it is necessary to evaluate outcomes in domains that matter to patients. Since randomized trials on adolescent idiopathic scoliosis (AIS) are scarce, prospective cohort studies with comparable outcome measures are important. To enhance comparison, a core set of patient-related outcome measures is available. The aim of this study was to evaluate the outcomes of AIS fusion surgery at two-year follow-up using the core outcomes set. Methods. AIS patients were systematically enrolled in an institutional registry. In all, 144 AIS patients aged ≤ 25 years undergoing primary surgery (median age 15 years (interquartile range 14 to 17) were included. Patient-reported (condition-specific and health-related quality of life (QoL); functional status; back and leg pain intensity) and clinician-reported outcomes (complications, revision surgery) were recorded. Changes in patient-reported outcome measures (PROMs) were analyzed using Friedman’s analysis of variance. Clinical relevancy was determined using minimally important changes (Scoliosis Research Society (SRS)-22r), cut-off values for relevant effect on functioning (pain scores) and a patient-acceptable symptom state (PASS; Oswestry Disability Index). Results. At baseline, 65 out of 144 patients (45%) reported numerical rating scale (NRS) back pain scores > 5. All PROMs significantly improved at two-year follow-up. Mean improvements in SRS-22r function (+ 1.2 (SD 0.6)), pain (+ 0.6 (SD 0.8)), and self-image (+ 1.1 (SD 0.7)) domain scores, and the SRS-22r total score (+ 0.5 (SD 0.5)), were clinically relevant. At two-year follow-up, 14 out of 144 patients (10%) reported NRS back pain > 5. Surgical site infections did not occur. Only one patient (0.7%) underwent revision surgery. Conclusion. Relevant improvement in functioning, condition-specific and health-related QoL, self-image, and a relevant decrease in pain is shown at two-year follow-up after fusion surgery for AIS, with few adverse events. Contrary to the general perception that AIS is a largely asymptomatic condition, nearly half of patients report significant preoperative back pain, which reduced to 10% at two-year follow-up. Cite this article: Bone Joint J 2022;104-B(2):265–273


Orthopaedic Proceedings
Vol. 106-B, Issue SUPP_15 | Pages 34 - 34
7 Aug 2024
Alghamdi MN Sparkes V Khot S Davies J
Full Access

Background. Embodiment- and distraction-based approaches to immersive virtual reality (IVR) show promise in treating persistent low back pain (PLBP). However, which approach is more effective is unclear. This study aims to evaluate the impact of distraction- and embodiment-based IVR on pain processing and patient-reported outcome measures in PLBP. Method. Individuals with PLBP were randomised to receive eight sessions of either distraction- or embodiment-based IVR over two weeks. Outcome measures were evaluated at baseline and after the eighth session. Pain processing was evaluated using conditioned pain modulation (CPM) and temporal summation (TS). Results. Three participants (n=2 embodiment, n=1 distraction) have completed all eight IVR sessions. Preliminary results indicate a decrease from pre to post-intervention in Numerical Pain Rating Scale score (pre: 5/10, 6/10, 5/10; post: 2/10, 5/10, 2/10) and Pain Catastrophising Scale score (pre: 34/52, 11/52, 38/52; post: 11/52, 8/52, 12/52), with no clear trend in other self-reported measures (Hospital Anxiety and Depression scale, Oswestry low back disability questionnaire, fear-avoidance beliefs questionnaire, Tampa scale of kinesiophobia). Preliminary results suggest a potential increase in NPRS absolute values from pre- to post-intervention in CPM (pre: -2.7, -2.3, -2.0; post: -3.3, -2.0, -4.3) and TS (pre-1.2, 2.5, 2.4; post: 1.4, 2.5, 3.1). Conclusion. Eight sessions of IVR may reduce pain severity and pain catastrophising in people with PLBP and may increase the efficacy of endogenous pain modulatory systems. Data collection is ongoing to compare the effect of distraction- and embodiment-based IVR. Conflicts of Interest. There are no conflicts of interest. Sources of Funding. This project is funded by the Saudi Arabia Cultural Bureau


The Bone & Joint Journal
Vol. 103-B, Issue 3 | Pages 536 - 541
1 Mar 2021
Ferlic PW Hauser L Götzen M Lindtner RA Fischler S Krismer M

Aims. The aim of this retrospective study was to compare the correction achieved using a convex pedicle screw technique and a low implant density achieved using periapical concave-sided screws and a high implant density. We hypothesized that there would be no difference in outcome between the two techniques. Methods. We retrospectively analyzed a series of 51 patients with a thoracic adolescent idiopathic scoliosis. There were 26 patients in the convex pedicle screw group who had screws implanted periapically (Group 2) and a control group of 25 patients with bilateral pedicle screws (Group 1). The patients’ charts were reviewed and pre- and postoperative radiographs evaluated. Postoperative patient-reported outcome measures (PROMs) were recorded. Results. The number of implants (14.5 vs 17.1) and the implant density (1.5 vs 1.9) were significantly lower in Group 2 (p < 0.001). Operating time was 27 minutes shorter in Group 2 than in Group 1, with a mean of 217 minutes (SD 50.5; 120 to 346). The duration of surgery per instrumented vertebra was reduced by 19% in Group 2 (p = 0.011). No statistical difference was found in the postoperative Cobb angle, vertebral rotation, the relative correction achieved, or postoperative PROMs. Conclusion. Despite a lower implant density and achieving correction through a convex rod, surgical correction of the Cobb angle and vertebral body rotation was similar in both groups. Periapical pedicle screws and primary correction on the concave side do not seem to be mandatory in order to achieve good surgical results in idiopathic thoracic scoliosis. The operating time was shorter in the group with lower implant density. In conclusion, the technique provided good results and has the potential to reduce complications and costs. Cite this article: Bone Joint J 2021;103-B(3):536–541


The Bone & Joint Journal
Vol. 103-B, Issue 9 | Pages 1464 - 1471
1 Sep 2021
Barker TP Steele N Swamy G Cook A Rai A Crawford R Lutchman L

Aims. Cauda equina syndrome (CES) can be associated with chronic severe lower back pain and long-term autonomic dysfunction. This study assesses the recently defined core outcome set for CES in a cohort of patients using validated questionnaires. Methods. Between January 2005 and December 2019, 82 patients underwent surgical decompression for acute CES secondary to massive lumbar disc prolapse at our hospital. After review of their records, patients were included if they presented with the clinical and radiological features of CES, then classified as CES incomplete (CESI) or with painless urinary retention (CESR) in accordance with guidelines published by the British Association of Spinal Surgeons. Patients provided written consent and completed a series of questionnaires. Results. In total, 61 of 82 patients returned a completed survey. Their mean age at presentation was 43 years (20 to 77; SD 12.7), and the mean duration of follow-up 58.2 months (11 to 182; SD 45.3). Autonomic dysfunction was frequent: 33% of patients reported bladder dysfunction, and 10% required a urinary catheter. There was a 38% and 53% incidence of bowel and sexual dysfunction, respectively: 47% of patients reported genital numbness. A total of 67% reported significant back pain: 44% required further investigation and 10% further intervention for the management of lower back pain. Quality of life was lower than expected when corrected for age and sex. Half the patients reported moderate or worse depression, and 40% of patients of working age could no longer work due to problems attributable to CES. Urinary and faecal incontinence, catheter use, sexual dysfunction, and genital numbness were significantly more common in patients with CESR. Conclusion. This study reports the long-term outcome of patients with CES and is the first to use validated patient-reported outcome measures to assess the CES Core Outcome Set. Persistent severe back pain and on-going autonomic dysfunction were frequently reported at a mean follow-up of five years. Cite this article: Bone Joint J 2021;103-B(9):1464–1471


Orthopaedic Proceedings
Vol. 103-B, Issue SUPP_11 | Pages 3 - 3
1 Sep 2021
Tsang E Lupu C Fragkakis A Bernard J Bishop T Lui D
Full Access

Introduction. The British Spinal Registry (BSR) is a web-based database commissioned by the British Association of Spine Surgeons (BASS) in the UK. It allows auditing of spinal surgery outcomes, patient's safety and overall experience. The clinical data include patient's demographics which is entered into the Registry by medical staff, as well as patient-reported outcome measures (PROM) that is submitted to the Registry by the patient themselves at different time periods post-operatively. It has the ability to register Device and Implants as well as co-ordinate multicentre research. This study is to identify both the staff and patient compliance regarding to data submissions to the BSR at St. George's Hospital NHS Trust. Methods and Materials. Retrospective analysis of the BSR data for all spinal surgeries that was performed at SGH by the three Complex Spinal Surgery Consultants between 1st January 2017 to 31st December 2018. This study period allowed up to 12 months PROM data analysis. Staff and Patient compliance were analysed separately depend on the data they submitted. Results. 404 (n) spinal surgeries were performed over this two-year period. Surgical demographics: 39.4% (159/404) males and 56.2% (227/404) females, 4.5% (18/404) declined to be added. Age ranging from 6 to 92, mean age was 47.9. Staff compliance was 89.4% for the registration of patient data. Trauma and tumour patients were excluded as they are not required to complete any pre-operative PROMs. For the remaining patients, 35.8% (116/324) completed their baseline pre-operative PROMs. A steady decrease in patient compliance for post-operative PROMS was observed: 29.8% (2 weeks), 24.9% (6 weeks), 21.2% (6 months), 17.1% (12 months), and 16.6% (24 months). Conclusions. We identified a poor patient compliance in both pre-operative and post-operative PROMS. Patient questionnaire fatigue can occur over time which results in falling compliance to PROMS in 12 months and 24 months. Moreover, patients who do not provide an email address are less likely to fill in their PROMS. Satisfactory compliance for staff regarding to BSR utilisation are shown. Staff should aim to achieve a higher level of compliance as this will help to keep a record of all spinal surgeries that are performed and any complications that are encountered in a particular centre. Over the past three years, the BSR had introduced various schemes to drive up utilisation including a Best Practice Tariff in 2019. Part of the tariff will be withheld when staff failure to enter patients onto the Registry. Further research is needed to determine why there is such fall off especially with patient compliance and to elucidate potential measures to improve their compliance


Orthopaedic Proceedings
Vol. 100-B, Issue SUPP_2 | Pages 42 - 42
1 Feb 2018
Rushton A Evans D Middlebrook N Heneghan N Falla D
Full Access

Introduction. Pain is an expected and appropriate experience following traumatic musculoskeletal injury. By contrast, chronic pain and disability are unhelpful yet common sequelae of trauma-related injuries. Presently, the mechanisms that underlie the transition from acute to chronic disabling post-traumatic pain are not fully understood. The aim of this study is to identify prognostic factors for risk of developing chronic pain and disability following acute musculoskeletal trauma. Methods. A prospective observational study will recruit two temporally staggered cohorts (n=250 each cohort; 10 cases per candidate predictor) of consecutive acute musculoskeletal trauma patients aged ≥16 years, who are emergency admissions into a Major Trauma Centre in the United Kingdom, with an episode inception defined as the traumatic event. The first cohort will identify prognostic factors to develop a screening tool to predict development of chronic and disabling pain, and the second will allow evaluation of the predictive performance of the tool (validation). The outcome being predicted is an individual's absolute risk of poor outcome measured at 6-months follow-up using the Chronic Pain Grade Scale (poor outcome ≥Grade II). Candidate predictors encompass the four primary mechanisms of pain: nociceptive (e.g. injury characteristics), neuropathic (e.g. painDETECT), inflammatory (biomarkers), and central hypersensitivity (e.g. quantitative sensory testing). Concurrently, patient-reported outcome measures will assess general health and psychosocial factors. Risk of poor outcome will be calculated using multiple variable regression analysis. Conclusion. A prognostic screening tool for post-trauma pain will inform precision rehabilitation, targeting interventions to individual patients to improve clinical and cost effectiveness. Conflicts of interest: None. Sources of funding: NIHR Surgical Reconstruction and Microbiology Research Centre


The Bone & Joint Journal
Vol. 97-B, Issue 3 | Pages 366 - 371
1 Mar 2015
Patel MS Newey M Sell P

Minimal clinically important differences (MCID) in the scores of patient-reported outcome measures allow clinicians to assess the outcome of intervention from the perspective of the patient. There has been significant variation in their absolute values in previous publications and a lack of consistency in their calculation. The purpose of this study was first, to establish whether these values, following spinal surgery, vary depending on the surgical intervention and their method of calculation and secondly, to assess whether there is any correlation between the two external anchors most frequently used to calculate the MCID. . We carried out a retrospective analysis of prospectively gathered data of adult patients who underwent elective spinal surgery between 1994 and 2009. A total of 244 patients were included. There were 125 men and 119 women with a mean age of 54 years (16 to 84); the mean follow-up was 62 months (6 to 199) The MCID was calculated using three previously published methods. Our results show that the value of the MCID varies considerably with the operation and its method of calculation. There was good correlation between the two external anchors. The global outcome tool correlated significantly better. We conclude that consensus needs to be reached on the best method of calculating the MCID. This then needs to be defined for each spinal procedure. Using a blanket value for the MCID for all spinal procedures should be avoided. Cite this article: Bone Joint J 2015;97-B:366–71


The Bone & Joint Journal
Vol. 104-B, Issue 12 | Pages 1343 - 1351
1 Dec 2022
Karlsson T Försth P Skorpil M Pazarlis K Öhagen P Michaëlsson K Sandén B

Aims

The aims of this study were first, to determine if adding fusion to a decompression of the lumbar spine for spinal stenosis decreases the rate of radiological restenosis and/or proximal adjacent level stenosis two years after surgery, and second, to evaluate the change in vertebral slip two years after surgery with and without fusion.

Methods

The Swedish Spinal Stenosis Study (SSSS) was conducted between 2006 and 2012 at five public and two private hospitals. Six centres participated in this two-year MRI follow-up. We randomized 222 patients with central lumbar spinal stenosis at one or two adjacent levels into two groups, decompression alone and decompression with fusion. The presence or absence of a preoperative spondylolisthesis was noted. A new stenosis on two-year MRI was used as the primary outcome, defined as a dural sac cross-sectional area ≤ 75 mm2 at the operated level (restenosis) and/or at the level above (proximal adjacent level stenosis).


The Bone & Joint Journal
Vol. 105-B, Issue 1 | Pages 64 - 71
1 Jan 2023
Danielsen E Gulati S Salvesen Ø Ingebrigtsen T Nygaard ØP Solberg TK

Aims

The number of patients undergoing surgery for degenerative cervical radiculopathy has increased. In many countries, public hospitals have limited capacity. This has resulted in long waiting times for elective treatment and a need for supplementary private healthcare. It is uncertain whether the management of patients and the outcome of treatment are equivalent in public and private hospitals. The aim of this study was to compare the management and patient-reported outcomes among patients who underwent surgery for degenerative cervical radiculopathy in public and private hospitals in Norway, and to assess whether the effectiveness of the treatment was equivalent.

Methods

This was a comparative study using prospectively collected data from the Norwegian Registry for Spine Surgery. A total of 4,750 consecutive patients who underwent surgery for degenerative cervical radiculopathy and were followed for 12 months were included. Case-mix adjustment between those managed in public and private hospitals was performed using propensity score matching. The primary outcome measure was the change in the Neck Disability Index (NDI) between baseline and 12 months postoperatively. A mean difference in improvement of the NDI score between public and private hospitals of ≤ 15 points was considered equivalent. Secondary outcome measures were a numerical rating scale for neck and arm pain and the EuroQol five-dimension three-level health questionnaire. The duration of surgery, length of hospital stay, and complications were also recorded.


The Bone & Joint Journal
Vol. 105-B, Issue 4 | Pages 422 - 430
15 Mar 2023
Riksaasen AS Kaur S Solberg TK Austevoll I Brox J Dolatowski FC Hellum C Kolstad F Lonne G Nygaard ØP Ingebrigtsen T

Aims

Repeated lumbar spine surgery has been associated with inferior clinical outcomes. This study aimed to examine and quantify the impact of this association in a national clinical register cohort.

Methods

This is a population-based study from the Norwegian Registry for Spine surgery (NORspine). We included 26,723 consecutive cases operated for lumbar spinal stenosis or lumbar disc herniation from January 2007 to December 2018. The primary outcome was the Oswestry Disability Index (ODI), presented as the proportions reaching a patient-acceptable symptom state (PASS; defined as an ODI raw score ≤ 22) and ODI raw and change scores at 12-month follow-up. Secondary outcomes were the Global Perceived Effect scale, the numerical rating scale for pain, the EuroQoL five-dimensions health questionnaire, occurrence of perioperative complications and wound infections, and working capability. Binary logistic regression analysis was conducted to examine how the number of previous operations influenced the odds of not reaching a PASS.


The Bone & Joint Journal
Vol. 104-B, Issue 5 | Pages 627 - 632
2 May 2022
Sigmundsson FG Joelson A Strömqvist F

Aims

Lumbar disc prolapse is a frequent indication for surgery. The few available long-term follow-up studies focus mainly on repeated surgery for recurrent disease. The aim of this study was to analyze all reasons for additional surgery for patients operated on for a primary lumbar disc prolapse.

Methods

We retrieved data from the Swedish spine register about 3,291 patients who underwent primary surgery for a lumbar disc prolapse between January 2007 and December 2008. These patients were followed until December 2020 to record all additional lumbar spine operations and the reason for them.


The Bone & Joint Journal
Vol. 103-B, Issue 3 | Pages 542 - 546
1 Mar 2021
Milosevic S Andersen GØ Jensen MM Rasmussen MM Carreon L Andersen MØ Simony A

Aims

The aim of this study was to investigate the efficacy of coccygectomy in patients with persistent coccydynia and coccygeal instability.

Methods

The Danish National Spine Registry, DaneSpine, was used to identify 134 consecutive patients who underwent surgery, performed by a single surgeon between 2011 and 2019. Routine demographic data, surgical variables, and patient-reported outcomes, including a visual analogue scale (VAS) (0 to 100) for pain, Oswestry Disability Index (ODI), EuroQol five-dimension questionnaire (EQ-5D), and the Physical Component Score (PCS) and Mental Component Score (MCS) of the 36-Item Short-Form Health Survey questionnaire (SF-36) were collected at baseline and one-year postoperatively.


The Bone & Joint Journal
Vol. 102-B, Issue 12 | Pages 1703 - 1708
1 Dec 2020
Miyanji F Pawelek J Nasto LA Simmonds A Parent S

Aims

Spinal fusion remains the gold standard in the treatment of idiopathic scoliosis. However, anterior vertebral body tethering (AVBT) is gaining widespread interest, despite the limited data on its efficacy. The aim of our study was to determine the clinical efficacy of AVBT in skeletally immature patients with idiopathic scoliosis.

Methods

All consecutive skeletally immature patients with idiopathic scoliosis treated with AVBT enrolled in a longitudinal, multicentre, prospective database between 2013 and 2016 were analyzed. All patients were treated by one of two surgeons working at two independent centres. Data were collected prospectively in a multicentre database and supplemented retrospectively where necessary. Patients with a minimum follow-up of two years were included in the analysis. Clinical success was set a priori as a major coronal Cobb angle of < 35° at the most recent follow-up.


The Bone & Joint Journal
Vol. 101-B, Issue 12 | Pages 1526 - 1533
1 Dec 2019
Endler P Ekman P Berglund I Möller H Gerdhem P

Aims

Chronic low back pain due to degenerative disc disease is sometimes treated with fusion. We compared the outcome of three different fusion techniques in the Swedish Spine Register: noninstrumented posterolateral fusion (PLF), instrumented posterolateral fusion (IPLF), and interbody fusion (IBF).

Patients and Methods

A total of 2874 patients who were operated on at one or two lumbar levels were followed for a mean of 9.2 years (3.6 to 19.1) for any additional lumbar spine surgery. Patient-reported outcome data were available preoperatively (n = 2874) and at one year (n = 2274), two years (n = 1958), and a mean of 6.9 years (n = 1518) postoperatively and consisted of global assessment and visual analogue scales of leg and back pain, Oswestry Disability Index, EuroQol five-dimensional index, 36-Item Short-Form Health Survey, and satisfaction with treatment. Statistical analyses were performed with competing-risks proportional hazards regression or analysis of covariance, adjusted for baseline variables.


The Bone & Joint Journal
Vol. 100-B, Issue 6 | Pages 772 - 779
1 Jun 2018
Helenius IJ Oksanen HM McClung A Pawelek JB Yazici M Sponseller PD Emans JB Sánchez Pérez-Grueso FJ Thompson GH Johnston C Shah SA Akbarnia BA

Aims

The aim of this study was to compare the outcomes of surgery using growing rods in patients with severe versus moderate early-onset scoliosis (EOS).

Patients and Methods

A review of a multicentre EOS database identified 107 children with severe EOS (major curve ≥ 90°) treated with growing rods before the age of ten years with a minimum follow-up of two years and three or more lengthening procedures. From the same database, 107 matched controls with moderate EOS were identified.