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. 2004 Feb;39(1):131–152. doi: 10.1111/j.1475-6773.2004.00219.x

Table 1.

Descriptive Statistics for Independent Variables

N Mean S.D.
Demographic Characteristics
 Race – White 93,386 0.892
 Race – Black 93,386 0.070
 Race – Other 93,386 0.038
 Male 93,386 0.509
 Age 65–69 93,386 0.206
 Age 70–74 93,386 0.239
 Age 75–79 93,386 0.214
 Age 80–84 93,386 0.182
 Age 85–89 93,386 0.109
 Age 90 and older 93,386 0.050
Hospital Characteristics
 Government 93,386 0.081
 For-profit 93,386 0.119
 Not-for-profit 93,386 0.800
 Teaching 93,386 0.292
 Bed Size ≤150 93,386 0.134
 Bed Size 151–300 93,386 0.335
 Bed Size 301–500 93,386 0.317
 Bed Size >500 93,386 0.214
Managed Care Activity
 HMO penetration – low 93,386 0.128
 HMO penetration – medium 93,386 0.334
 HMO penetration – high 93,386 0.538
 HMO competition – low 93,386 0.210
 HMO competition – medium 93,386 0.425
 HMO competition – high 93,386 0.365
Market Control Variables
 Hospital competition – low 93,386 0.076
 Hospital competition – medium 93,386 0.393
 Hospital competition – high 93,386 0.531
 MSA Size ≤500K 93,386 0.214
 MSA Size > 500K &≤1M 93,386 0.179
 MSA Size > 1M & ≤2.5M 93,386 0.324
 MSA Size > 2.5M 93,386 0.283
 Unemployment rate 93,386 5.603 1.93
 MSA average income 93,386 23771.480 4,094
 Pop > 65 years 93,386 13.067 3.618
 AAPCC 1987 93,386 221.107 41.608
 Wage Index 93,386 101.046 14.617