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. Author manuscript; available in PMC: 2021 May 1.
Published in final edited form as: J Occup Environ Med. 2020 May;62(5):350–358. doi: 10.1097/JOM.0000000000001839

Table 1.

Demographic information, N=1052

Mean SD N %
Organizational Level
Industry
Construction 140 13.31
Manufacturing 35 3.33
Public administration 54 5.13
Retail and wholesale trade 140 13.31
Services 558 53.04
Transportation 125 11.88
Region
Urban 939 89.26
Rural 113 10.74
Number of employees 175 131.66
Employee Level
Age 40.30 13.37
Gender
Male 320 35.83
Female 571 63.94
Other 2 0.22
Race
White 833 79.18
Black or African American 23 2.19
Asian 20 1.90
Native American or Alaskan Native 16 1.52
Native Hawaiian or Other Pacific Islander 7 .67
Ethnicity
Hispanic or Latino or Spanish Origin 96 10.80
Not Hispanic or Latino or Spanish Origin 793 89.20
Education
Did not complete high school 8 1.02
High school diploma or GED 72 9.18
Some college or 2-year degree 207 26.40
4-year college degree 338 43.11
Graduate or professional degree 159 20.28
Household Income
Below $20,000 45 5.80
$20,001 – $30,000 50 6.44
$30,001 – $40,000 71 9.15
$40,001 – $50,000 72 9.28
$50,001 – $60,000 63 8.12
$60,001 – $70,000 55 7.09
$70,001 – $80,000 63 8.12
$80,001 – $90,000 62 7.99
$90,001 – $100,000 58 7.47
More than $100,000 237 30.54
Job Level
Supervisor 373 41.73
Non-supervisor 521 58.27
Job Tenure 5.18 6.86
Type of Work
Full-time 750 84.27
Part-time 140 15.73
Work hours 38.90 13.23
Salary paid 460 51.74
Hourly paid 429 48.26
Contractor or consultant 39 4.38
Shift work 146 16.44