RecruitingClinical trialTrajectories of Recovery After Intravenous Propofol Versus Inhaled VolatilE Anesthesia TrialThe investigators will conduct a 13,000-patient randomized multi-center trial to determine (i) which general anesthesia technique yields superior patient recovery experiences in any of three surgical categories ((a) major inpatient surgery, (b) minor inpatient surgery, (c) outpatient surgery) and (ii) whether TIVA confers no more than a small (0.2 %) increased risk of intraoperative awareness than INVA in patients undergoing both outpatient and inpatient surgeries