The effect of heated humidified carbon dioxide on postoperative pain, core temperature, and recovery times in patients having laparoscopic surgery: a randomized controlled trial.

Study Objective: To determine whether use of heated humidified carbon dioxide as insufflation gas during gynecologic laparoscopy reduced postoperative pain and hypothermia.

Design: A randomized controlled trial (Canadian Task Force classification 1).

Setting: A tertiary referral hospital.