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Table 4. Comparison of the range of motion between the Injured and the Contralateral normal wrist at 12 months postoperatively (Mean ± SD)

From: Single volar locking plating for the intra- and extra-articular distal radius fractures with dorsal metaphyseal comminution

Variables Injured Side Contralateral Side % of
contralateral wrist
P value†
AO/OTA A3 fractures (°)     
Extension 81.81 ± 9.71 89.22 ± 9.90 91.7  
Flexion 80.97 ± 9.79 88.78 ± 9.65 91.2  
Pronation 82.20 ± 7.32 83.46 ± 6.93 98.4  
Supination 82.37 ± 5.48 83.51 ± 5.56 98.7  
AO/OTA C2 fractures (°)     
Extension 75.48 ± 11.40 89.39 ± 9.51 84.4 0.095
Flexion 73.41 ± 10.20 88.34 ± 9.36 83.1 0.179
Pronation 81.03 ± 6.44 83.23 ± 7.22 97.3 0.560
Supination 81.56 ± 5.27 83.97 ± 6.13 97.1 0.567
AO/OTA C3 fractures (°)     
Extension 72.51 ± 17.39 88.36 ± 7.51 79.8 0.044*
Flexion 69.57 ± 19.89 88.97 ± 7.35 78.2 0.035*
Pronation 79.84 ± 8.75 82.49 ± 6.56 96.7 0.311
Supination 80.69 ± 5.96 83.18 ± 5.64 96.9 0.560
  1. † Pearson's chi-squared test, compared with the A3 fracture group
  2. * P < 0.05