Carpal tunnel decompression is common at the world's largest lamb processing plant. The purpose of this study was to establish whether lamb boning caused carpal tunnel syndrome, whether expeditious rehabilitation was possible and current New Zealand Orthopaedic practice. The incidences/relative risks of carpal tunnel syndrome were calculated. Kaplan-Meier survival analysis was performed examining six seasons. Comparison with a standard idiopathic population was performed. Retrospective review of five seasons established rate of return to work/complications using an accelerated rehabilitation programme. A prospective study qualified pre/postoperative symptoms using validated techniques. An email survey of the NZOA was also performed. Medical statistician advice was provided throughout.Introduction/aims
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