The use of opioids in anesthesia is not especially associated with nor predictive of postoperative hypoxemia.
Bailey
P L
PL
D000777:Anesthetics / Q000009:adverse effects*; D006801:Humans; D000860:Hypoxia / Q000139:chemically induced*; D009294:Narcotics / Q000009:adverse effects*; D011183:Postoperative Complications
D000777:Anesthetics; D009294:Narcotics