Table 3.

Thirty-day/in-hospital adverse events

Variable	Insured (n = 736)	Underinsured (n = 90)	P value
Prolonged ventilation (>24 h)	76 (10%)	12 (13%)	.38
Tracheostomy	25 (3%)	1 (1%)	.24
Myocardial infarction	10 (1%)	0	.27
Acute renal failure (creatinine >2.0 mg/dL and >2× baseline)	80 (11%)	8 (9%)	.57
New-onset dialysis	26 (4%)	2 (2%)	.52
Permanent paraparesis/paraplegia	13 (2%)	1 (1%)	.65
Stroke (neurologic deficit lasting >72 h)	26 (4%)	3 (3%)	.92
Postoperative length of stay (d)	8.4 (9.0)	6.8 (7.7)	.05
30-d/in-hospital death	43 (6%)	4 (4%)	.59
Major morbidity or mortality	159 (22%)	18 (20%)	.73

Data are represented as mean (standard deviation) or number (percent).