The effects of postoperative malrotation alignment on outcomes of Gartland type III/IV paediatric supracondylar humeral fractures treated by close reduction and percutaneous K-wire fixation

Table 3 The ranges of multidirectional motions of the elbow and forearm 6 months postoperatively in different groups

Subjects	Groups				P
Subjects	Group 1 (n = 210) LRP ≤ 10%	Group 2 (n = 41) 10% < LRP ≤ 20%	Group 3 (n = 26) 20% < LRP ≤ 30%	Group 4 (n = 18) LRP > 30%	P
Ranges of forearm pronation, degree (mean ± SD)	84.64 ± 2.35	85.44 ± 2.28	85.85 ± 2.09	85.04 ± 2.14	0.084
Ranges of forearm supination, degree (mean ± SD)	85.72 ± 3.85	84.46 ± 2.75	85.27 ± 2.74	86.74 ± 3.73	0.066
Ranges of elbow flexion, degree (mean ± SD)	137.17 ± 3.88	135.61 ± 2.93	130.58 ± 2.60	126.44 ± 3.39	< 0.001
Ranges of elbow extension, degree (mean ± SD)	2.99 ± 1.32	2.61 ± 1.16	2.80 ± 1.18	2.40 ± 1.79	< 0.621

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