Laparoscopic Major Gastrointestinal Surgery Is Safe for Properly Selected Patient with COPD: A Meta-Analysis

Figure 2

Funnel plot for results from included studies comparing postoperative outcomes between patients with and without COPD. (a) Funnel plot of overall pulmonary complications. (b) Funnel plot of pneumonia. (c) Funnel plot of wound infection. (d) Funnel plot of abdominal abscess.

(a) Overall pulmonary complications

(b) Pneumonia

(c) Wound infection

(d) Abdominal abscess