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Table 1 Pre- and 12-month postoperative grip and pinch strength test results

From: Comparison of arthrodesis and arthroplasty of Chinese thumb carpometacarpal osteoarthritis

 nGrip strengthLateral pinch strength
  Preoperative (kg)Postoperative (kg)Increase (%)Preoperative (kg)Postoperative (kg)Increase (%)
Arthrodesis2215.2 ± 7.2525.2 ± 6.2165.5 ± 3.25.2 ± 1.67.8 ± 1.851.1 ± 5.5
Arthroplasty1714.8 ± 7.0324.6 ± 7.3163.2 ± 4.15.6 ± 1.97.2 ± 1.739.8 ± 6.2
t   1.692  5.389
P   0.18  < 0.001
  1. Values are shown as mean ± standard deviation