. 2017 Feb 8;6(2):e004072. doi: 10.1161/JAHA.116.004072

Table 4.

Multivariable Logistic Regression Model for Factors Associated With Poor Functional Survival (Dead or Institutionalized) at 1 Year for All Patients After Discharge From Hospital After Cardiac Surgery (N=9210)

Variable	Odds Ratio	95% CI	P Value
Age ≥80 years old	1.89	1.35 to 2.64	<0.01^a
Chronic obstructive pulmonary disease	1.47	1.05 to 2.05	0.03^a
Arrhythmia	1.52	1.14 to 2.02	<0.01^a
Diabetes mellitus	1.61	1.24 to 2.07	<0.01^a
Peripheral vascular disease	1.66	1.28 to 2.16	<0.01^a
Preoperative renal insufficiency (creatinine >1.8 mg/dL)	1.80	1.27 to 2.55	<0.01^a
Preoperative renal failure (dialysis)	3.29	1.82 to 5.94	<0.0001^a
Single non‐CABG vs isolated CABG	1.55	1.11 to 2.16	0.01^a
Two procedures vs isolated CABG	2.16	1.61 to 2.89	<0.0001^a
Three procedures vs isolated CABG	1.72	0.92 to 3.21	0.09
Other respiratory problems postoperatively	3.14	1.31 to 7.51	0.01^a
Pericardial tamponade postoperatively	2.42	1.11 to 5.31	0.03^a
Ejection fraction grade out of 4 (per increase of 1 grade)	1.44	1.25 to 1.67	<0.0001^a
Total days on mechanical ventilation (per day)	1.07	1.02 to 1.14	0.01^a
Total hospital length of stay (per day)	1.02	1.01 to 1.02	<0.0001^a
Rehospitalization within 30 days	2.29^a	1.76 to 2.99^a	<0.001^a
No physician visits vs 1 to 4 physician visits in 30 days postdischarge	4.69^a	3.53 to 6.23^a	<0.0001^a
5+ physician visits vs 1 to 4 physician visits in 30 days postdischarge	1.26	0.91 to 1.75	0.17

Area under receiver operating characteristic curve=0.848 (0.827–0.869); Hosmer‐Lemeshow P value=0.30.

CABG indicates coronary artery bypass graft.

Statistically significant.