From: Risk factors for wound complications of closed calcaneal fractures after surgery: a systematic review and meta-analysis
Potential risk factors
No. of studies
Exposed group
Non-exposed group
Pooled OR
95% CI
P value
I 2
Surgery timing (d) >14 (vs.≦14)
2
15/125
13/135
1.26
0.58-2.74
0.57
15%
Smoking
12/117
15/134
0.99
0.46-2.17
36%