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. 2021 Dec 27;29(5):3148–3167. doi: 10.1245/s10434-021-11122-7

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© The Author(s) 2021

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Fig. 2 — a Effect of prehabilitation on the incidence of pneumonia. b Effect of prehabilitation on the incidence of pneumonia, excluding the combined incidence of pneumonia and other PPCs. c Effect of peri- or postoperative rehabilitation on the incidence of pneumonia. d Effect of peri- or postoperative rehabilitation on the incidence of pneumonia, excluding the combined incidence of pneumonia and other PPCs. PPCs postoperative pulmonary complications, M–H Mantel–Haenszel, CI confidence interval, RCTs randomized controlled trials, nRCT non-randomized controlled trials, df degrees of freedom

Fig. 2 — a Effect of prehabilitation on the incidence of pneumonia. b Effect of prehabilitation on the incidence of pneumonia, excluding the combined incidence of pneumonia and other PPCs. c Effect of peri- or postoperative rehabilitation on the incidence of pneumonia. d Effect of peri- or postoperative rehabilitation on the incidence of pneumonia, excluding the combined incidence of pneumonia and other PPCs. PPCs postoperative pulmonary complications, M–H Mantel–Haenszel, CI confidence interval, RCTs randomized controlled trials, nRCT non-randomized controlled trials, df degrees of freedom