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Table 2 Clinical results and statistical analysis

From: Comparison between absorbable pins and mini-screw fixations for the treatment of radial head fractures Mason type II-III

  PIN
(mean ± SD)
n = 82
Mini-screw
(mean ± SD)
n = 61
p-value Post-hoc analysis of powerc
Patient’s age (years) 45.4 ± 13.1 47.2 ± 15.4 0.459a  
Follow-up (months) 82.5 ± 20.6 47.3 ± 35.8 < 0.001b  
 Flexion (°) 138.2 ± 5.5 139.5 ± 2.2 0.217b 58.2%
Extension deficit (°) 5.5 ± 11.7 2.0 ± 7.0 0.085b 49.7%
 Pronation (°) 73.1 ± 3.4 73.6 ± 2.3 0.623b 18.7%
 Supination (°) 82.3 ± 6.0 81.7 ± 5.4 0.290b 8%
  DASH 0.8 ± 2.0 0.3 ± 0.5 0.554b 72.9%
  MEPS 97.3 ± 5.8 98.3 ± 5.7 0.072b 17.8%
Comparison of displacement of the fragments   1.000c  
Comparison of residual pain   0.109c  
  1. a T-test
  2. b Mann-Whitney test
  3. c Fisher’s test