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. Author manuscript; available in PMC: 2013 Mar 4.
Published in final edited form as: J Vasc Surg. 2012 Nov 13;57(3):734–740. doi: 10.1016/j.jvs.2012.07.055

Table III.

Risk-adjusted odds of readmission among patients undergoing thoracic endovascular aneurysm repair (TEVAR) and open thoracic aortic aneurysm (TAA) repair

Variable TEVAR
Open TAA repair
Adjusted OR 95% CI; P value Adjusted OR 95% CI; P value
LOS
 Late discharge Ref Ref Ref Ref
 Usual discharge 0.66 0.48–0.92; P < .05 0.86 0.73–1.02; P = .08
 Early discharge 0.57 0.38–0.85; P < .01 0.70 0.57–0.85; P < .01
Age
 65–70 years Ref Ref Ref Ref
 71–80 years 0.96 0.70–1.31; P = .78 1.16 1.02–1.31; P < .05
 ≥81 years 1.28 0.91–1.81; P = .16 1.24 1.01–1.51; P < .05
Male gender 0.91 0.71–1.15; P = .42 1.01 0.91–1.13; P = .77
Black race 0.98 0.57–1.68; P = .94 1.00 0.75–1.32; P = .97
Emergent procedure 0.95 0.72–1.27; P = .75 1.07 0.93–1.24; P = .34
Charlson comorbidity score
 0–1 Ref Ref Ref Ref
 1–2 1.10 0.90–1.36; P = .34 1.10 0.90–1.36; P = .36
 >2 1.38 1.08–1.75; P < .01 1.30 1.10–1.53; P < .01
Complication
 Renal failure 1.85 1.24–2.76; P < .01 1.11 0.88–1.42; P = .37
 Pulmonary failure 1.76 1.18–2.63; P < .01 1.02 0.88–1.17; P = .80
 Spinal cord ischemia 2.22 0.96–5.15; P = .06 1.02 0.47–2.21; P = .95
 Stroke 0.90 0.52–1.57; P = .72 0.92 0.66–1.29; P = .63

CI, Confidence interval; LOS, length of stay; OR, odds ratio.