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. Author manuscript; available in PMC: 2018 Oct 1.
Published in final edited form as: Ann Thorac Surg. 2017 May 26;104(4):1251–1258. doi: 10.1016/j.athoracsur.2017.03.079

TABLE 4.

Morbidity and mortality outcomes

Virginia Michigan
Pre-expansion Post-expansion P-value Pre-expansion Post-expansion P-value
Medicaid
Number of patients 153 157 558 954
Major morbiditya 23 (15.0)b 21 (13.4) 0.68 102 (18.3) 126 (13.2) 0.008
30-day mortality 4 (2.6) 3 (1.9) 0.68 14 (2.5) 15 (1.6) 0.20
Uninsured
Number of patients 471 402 468 181
Major morbidity 61 (13.0) 51 (12.7) 0.91 71 (15.2) 26 (14.4) 0.80
30-day mortality 8 (1.7) 10 (2.5) 0.41 5 (1.1) 6 (3.3) 0.05
Combined
Number of patients 624 559 1026 1135
Major morbidity 84 (13.5) 72 (12.9) 0.77 188 (18.3) 171 (15.1) 0.04
30-day mortality 12 (1.9) 13 (2.3) 0.63 19 (1.9) 21 (1.9) 1.0
a

Major morbidity includes reoperation, stroke, kidney failure, deep sternal wound infection, and ventilator support > 24 hours within 30 days of operation.

b

Number (%), all such values