Fig. 2From: N2O strongly prevents adhesion formation and postoperative pain in open surgery through a drug-like effectEffect of duration, humidification and gas type upon mortality and adhesion formation during open surgery: 30 or 60 min of non-humidified or humidified CO2, N2O or 96% CO2 + 4%O2 Corona R et al, Gynecol Surg, 2017 + ref were used. Proportions of adhesions are given (mean and SD)Back to article page