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. Author manuscript; available in PMC: 2013 Jun 12.
Published in final edited form as: Am J Ind Med. 2011 Nov 23;55(2):107–116. doi: 10.1002/ajim.21036

Table I.

Individual characteristics of the Patient Care Unit Workers Surveyed (n=1572)

Individual Characteristics N %
Gender
    Male 143 9.5
    Female 1369 90.5
Race/Ethnicity
    Hispanic 65 4.3
    White, non-Hispanic 1185 79.1
    Black, non-Hispanic 159 10.6
    Other 89 5.9
Education
    Grade 12/GED or less 78 5.2
    1-3 years of college 360 23.9
    Baccalaureate degree 803 53.4
    Graduate degree 264 17.5
Mean s.d.
Age (years) 41.4 11.7
BMI (kg/m2) 26.3 5.3
Organizational Practices and Culture Mean s.d.
Ergonomic Practices Scale (1 -5) 3.1 0.8
Safety Practices Scale (1-5) 3.7 0.7
People Oriented Culture Scale (1-5) 3.6 0.8
Psychosocial Factors
Psychological Demands (12-48) 37.5 5.5
Decision Latitude (24-96) 74.8 10.3
Supervisor Support (3 – 15) 10.6 3.0
Coworker Support (2 – 10) 8.0 1.5
Work Organization
Type of Unit N %
    Emergency Room (ER) 86 5.5
    Operating Room (OR) 158 10.1
    Adult Medical Surgery 542 34.5
    Adult ICU 196 12.5
    Stepdown 82 5.2
    Pediatric Medical Surgery 20 1.3
    Pediatric ICU & Neonatal ICU 66 4.2
    Psychiatry 20 1.3
    OB-Postpartum 130 8.3
    Float Pool 66 4.2
    Ambulatory/Consultation/Education 165 10.5
    Orthopedics 41 2.6
Job Title
    Staff Nurse 1103 70.5
    Patient Care Associate (PCA) 127 8.1
    Other 335 21.4
N %
Hours Worked per Week
    Less than 29 hours 347 22.2
    30-34 188 12.0
    35-39 453 28.9
    40-44 508 32.4
    45 or more 70 4.5
Use a Lift
    Low 545 40.9
    Medium 386 29.0
    High 402 30.2
N. (%) N. (%) N. (%)
Physical Activity at Work None/<Half About Half >Half/All
Time Sitting 1231 (81.3) 138 (9.1) 146 (9.6)
Standing 282 (18.5) 229 (15.0) 1012 (66.4)
Walking 305 (19.9) 251 (16.4) 977 (63.7)
Lifting/Carrying 943 (61.7) 288 (18.8) 298 (19.5)
Push/Pulling 945 (62.1) 278 (18.3) 299 (19.7)