From: Comparison of arthrodesis and arthroplasty of Chinese thumb carpometacarpal osteoarthritis
n | Grip strength | Lateral pinch strength | |||||
---|---|---|---|---|---|---|---|
Preoperative (kg) | Postoperative (kg) | Increase (%) | Preoperative (kg) | Postoperative (kg) | Increase (%) | ||
Arthrodesis | 22 | 15.2 ± 7.25 | 25.2 ± 6.21 | 65.5 ± 3.2 | 5.2 ± 1.6 | 7.8 ± 1.8 | 51.1 ± 5.5 |
Arthroplasty | 17 | 14.8 ± 7.03 | 24.6 ± 7.31 | 63.2 ± 4.1 | 5.6 ± 1.9 | 7.2 ± 1.7 | 39.8 ± 6.2 |
t | 1.692 | 5.389 | |||||
P | 0.18 | < 0.001 |