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Table 1 Functional evaluations before surgery and at final follow-up

From: Long-term radiographic outcomes and functional evaluation of ulnar shortening osteotomy in patients with ulnar impaction syndrome and reverse oblique sigmoid notch: a retrospective case series study

Evaluations Pre-operation
Mean ± SD (Range)
Final follow-up
Mean ± SD (Range)
p-value
Flexion (o) 67.5 ± 6.5 (55–80) 74.6 ± 8.6 (50–90) 0.001
Extension (o) 69.3 ± 5.0 (60–80) 76.8 ± 6.5 (65–90) 0.001
Pronation (o) 73.0 ± 6.3 (60–80) 78.4 ± 3.2 (70–80) < 0.001
Supination (o) 75.5 ± 4.1 (70–80) 82.5 ± 5.5 (70–90) < 0.001
VAS at rest 0.8 ± 0.7 (0–2) 0.2 ± 0.4 (0–1) 0.002
VAS during activity 6.0 ± 0.9 (5–8) 1.3 ± 0.9 (0–3) < 0.001
QuickDASH NA 15.1 ± 8.8 (2.3–34.1)
Modified Mayo Wrist Score NA 91.6 ± 6.4 (70–100)
Grip strength (Kg) 17.9 ± 6.7 (10–33) 28.2 ± 7.7 (19–50) < 0.001
  1. Abbreviations: VAS visual analogue scale, SD standard deviation, NA not available
  2. p-value using the Wilcoxon signed-rank test
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