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. Author manuscript; available in PMC: 2015 May 1.
Published in final edited form as: Circ Cardiovasc Qual Outcomes. 2014 Apr 8;7(3):398–406. doi: 10.1161/CIRCOUTCOMES.113.000593

Table 5.

Procedure Status of Patients Undergoing Thoracic Aortic Operation Stratified by Insurance Status and Age

Patient Age < 65 Years
Variable Private
Insurance
(n = 20 854;
73.0%) 		Medicare
(n = 1 837;
6.4%) 		Medicaid
(n = 1 822;
6.4%) 		Other
Insurance
(n = 1 085;
3.8%) 		None/
Self-Pay
(n = 2 951;
10.3%)
Non-Elective Operation 35.6% 49.7% 52.8% 44.9% 73.2%
Unadjusted analysis
- Risk ratio (95% confidence interval)		 Ref 1.40 (1.33–1.46) 1.48 (1.42–1.55) 1.26 (1.17–1.34) 2.06 (2.01–2.10)
Adjusted analysis
- Adjusted risk ratio (95% confidence interval)		 Ref 1.06 (0.98–1.14) 1.18 (1.10–1.26) 1.10 (1.01–1.21) 1.77 (1.70–1.83)
Patient Age ≥ 65 Years
Variable Private
Insurance
(n = 14 568;
64.1%) 		Medicare
(n = 7 455;
32.8%) 		Medicaid
(n = 155;
0.7%) 		Other
Insurance
(n = 212;
0.9%) 		None/
Self-Pay
(n = 343;
1.5%)
Non-Elective Operation 38.0% 42.3% 50.3% 44.9% 58.9%
Unadjusted analysis
- Risk ratio (95% confidence interval)		 Ref 1.12 (1.08–1.15) 1.33 (1.12–1.53) 1.18 (1.01–1.36) 1.55 (1.41–1.69)
Adjusted analysis
- Adjusted risk ratio (95% confidence interval)		 Ref 1.02 (0.99–1.07) 1.19 (0.96–1.42) 1.07 (0.87–1.28) 1.46 (1.29–1.62)