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Table 4 Pooled results of major wound complications for potential risk factors

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 2 12/117 15/134 0.99 0.46-2.17 0.99 36%