Table 1

 Characteristics of study population, 2008-13

CharacteristicsPhysicians (n=48 881)Dentists (n=10 086)Pharmacists (n=13 883)Nurses (n=159 044)Healthcare executives (n=18 920)Lawyers (n=59 284)Other occupations (n=6 339 610)
Age:
 Mean (SD) age (years)48.6 (12.3)50.5 (12.5)46.3 (12.8)46.8 (11.2)49.1 (10.4)49.2 (12.4)47.1 (11.8)
 25-3927.322.835.829.120.326.229.0
 40-4926.723.724.727.430.225.428.5
 50-5925.627.722.529.932.426.126.9
 >6020.425.817.013.717.222.415.6
Race:
 White70.277.474.677.079.187.170.4
 Black4.52.85.28.86.94.08.9
 Hispanic5.75.73.44.74.54.313.7
 Other19.614.116.89.59.54.67.0
Sex:
 Female31.724.152.391.549.931.447.1
 Male68.375.947.78.550.168.652.9
Annual income ($):
 Mean (SD) annual income ($)223 427 (155 417)189 222 (140 054)109 975 (61 652)63 995 (38 163)143 913 (117 284)167 015 (139 497)53 266 (58 104)
 <50 0009.510.713.134.810.613.362.0
 50 000 to 99 99917.019.723.354.332.525.727.4
 100 000 to 149 99913.620.751.78.826.921.86.6
 150 000 to 199 99912.812.47.71.311.712.21.9
 > 200 000 (%)47.136.64.30.918.327.02.2
Hours worked a week:
 Mean (SD) hours worked a week50.4 (16.1)37.6 (10.7)38.5 (10.9)37.1 (10.3)46.0 (10.6)45.1 (12.8)39.8 (12.3)
 <3914.646.828.444.19.015.225.6
 40 to 4928.239.559.346.748.440.555.6
 50 to 5922.59.48.46.128.228.211.8
 >6034.74.33.93.114.416.17.0

$1.00 (£0.66; €0.88).