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Table 4 First Set of Regression Results. Control Variables Only (Second Set from Same Regression included in Table 5)a

From: Physician career satisfaction within specialties

Covariate Linear Regression Coefficient Lower 95% Confidence Limit Upper 95% Confidence Limit
age <35 0.146* 0.009 0.283
age 35 to 44 0.100** 0.038 0.161
age 45 to 54 referent referent referent
age 55 to 64 0.084* 0.014 0.153
age 65 to 74 0.132* 0.030 0.235
age 75+ 0.104 -0.113 0.321
White, non-Hispanic referent referent referent
African-American, non-Hispanic -0.096 -0.204 0.013
Hispanic 0.011 -0.079 0.102
Asian, Pacific Island, non-Hispanic 0.017 -0.076 0.109
Other race/ethnic -0.185** -0.310 -0.060
Male 0.057 -0.012 0.125
New England -0.024 -0.159 0.110
Middle Atlantic -0.065 -0.168 0.038
East North Central -0.001 -0.123 0.122
West North Central 0.082 -0.075 0.239
South Atlantic -0.058 -0.178 0.061
East South Central 0.143* 0.033 0.252
West South Central 0.017 -0.099 0.133
Mountain -0.001 -0.142 0.139
Pacific referent referent referent
Rural/town 0.054 -0.054 0.163
Board certified 0.057 -0.019 0.133
Foreign school graduate -0.053 -0.134 0.028
Continuous income up to $400,000 ($100,000 units) 0.073*** 0.035 0.111
Top income $400,000+, binary 0.005 -0.112 0.123
Work hours ≤ 40 0.017 -0.045 0.080
Work hours 41-50 referent referent referent
Work hours 51-60 -0.114* -0.204 -0.024
Work hours >60 -0.201*** -0.280 -0.122
Full owner -0.076* -0.141 -0.010
Partner 0.023 -0.052 0.099
Currently employed by medical school 0.105* 0.001 0.209
Percent revenue managed care 20 percent units -0.020* -0.038 -0.002
  1. aP-value legend: *** = <0.001; ** = (0.001-0.01); * = (0.01-0.05); F-statistic with 71 and 1602 degrees of freedom = 10.61, p < 0.0001