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Table 3 Univariate association for each risk factor and Neer’s score

From: Serial changes in the head-shaft angle of proximal humeral fractures treated by placing locking plates: a retrospective study

Characteristics RR (95% CI) p value
Age (year) 0.08 (−0.04, 0.19) 0.212
Sex
 Female Ref.  
 Male 0.25 (−2.72, 3.22) 0.868
Fracture type
 2 Ref.  
 3 2.42 (0.69, 5.52) 0.129
 4 4.21 (2.32, 8.40) 0.041
 Uninjured side HSA 0.10 (−0.21, 0.40) 0.535
 Postoperative HSA 0.17 (−0.11, 0.44) 0.245
 ΔHSA −2.04 (−3.36, −0.71) 0.003
 Healing time (month) −1.54 (−2.61, −0.47) 0.005
 Change of HSA −1.80 (−2.04, −1.56) < 0.001
  1. HSA, head-shaft angle; ΔHSA, the difference between the postoperative HSA (on the injured side) and that of the uninjured side; Change of HSA, the HSA change to the end of follow-up