Table 2.

Adverse event rates (N = 124,657)

Adverse event	Number	Percent	95% CI
Urinary tract infection	1406	1.13	1.07–1.19
Surgical site infection	1212	0.97	0.92–1.03
Deep vein thrombosis	956	0.77	0.72–0.82
Pulmonary embolism	625	0.50	0.46–0.54
Pneumonia	426	0.34	0.31–0.37
Sepsis	416	0.33	0.30–0.37
Myocardial infarction	283	0.23	0.20–0.25
Stroke	118	0.09	0.08–0.11

CI = confidence interval.