Fig. 4From: Negative pressure wound therapy in patients with wounds healing by secondary intention: a systematic review and meta-analysis of randomised controlled trialsForest plot of time to wound healing after intervention and surgical wound closure (< 6 weeks) with overall effect estimation, NPWT vs. SWT. Abbreviations: CI confidence interval, n number of events, N number of patients, NPWT negative pressure wound therapy, OR odds ratio, SWT standard wound therapyBack to article page