Table 3.

Association of hospital characteristics with RSRR, multivariable analysis

Characteristic	Parameter estimate (95% CI)	P value
Safety net status		<.0001
Safety net hospital	0.21 (0.11, 0.32)
Non-safety net hospital	REF
Ownership		<.0001
Not for profit	0.07 (−0.06, 0.20)
For profit	0.38 (0.24, 0.53)
Public	REF
Teaching status		<.0001
Major teaching	0.51 (0.41, 0.60)
Non-teaching	0.16 (0.09, 0.23)
Minor teaching hospital	REF
Cardiac procedure capability		<.0001
Neither	0.27 (0.18, 0.36)
Cardiac catheterization capability	0.16 (0.08, 0.25)
CABG capability	REF
Metropolitan status		<.0001
Small metropolitan	0.15 (0.05, 0.24)
Micropolitan	0.17 (0.07, 0.28)
Non-core (rural)	0.36 (0.19, 0.54)
Large Fringe Metro	0.37 (0.29, 0.45)
Large central metropolitan	0.41 (0.33, 0.49)
Medium metropolitan	REF
Census region		<.0001
Pacific	0.11 (−0.04, 0.25)
West South Central	0.29 (0.14, 0.43)
West North Central	0.32 (0.16, 0.47)
East North Central	0.56 (0.42, 0.69)
South Atlantic	0.58 (0.45, 0.71)
East South Central	0.66 (0.51, 0.82)
New England	0.68 (0.51, 0.85)
Mid-Atlantic	0.98 (0.84, 1.12)
Mountain	REF
Bed size		<.0001
25 – 49 beds	0.10 (−0.20, 0.40)
50 – 99 beds	0.13 (−0.16, 0.42)
100 – 199 beds	0.28 (−0.01, 0.57)
200 – 299 beds	0.37 (0.08, 0.66)
300 – 399 beds	0.42 (0.13, 0.72)
400 – 499 beds	0.53 (0.23, 0.84)
500 or more	0.60 (0.30, 0.91)
6 – 24 beds	REF
Nursing/bed ratio	0.02 (−0.03, 0.08)	0.3699