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. Author manuscript; available in PMC: 2013 Jun 26.
Published in final edited form as: J Occup Environ Med. 2011 Aug;53(8):899–910. doi: 10.1097/JOM.0b013e318226a74a

Table 6.

Multiple logistic regression analysis of each outcome on work context and worker characteristics

Measure Low Back Pain
N=1228
Inadequate physical activity
N=1219
Sleep deficiency
N=1225
OR 95% CI p-value OR 95% CI p-value OR 95% CI p-value

Job Characteristics
Supervisor support 0.95 0.91, 0.997 0.04 0.99 0.95, 1.04 0.78 0.94 0.89, 0.98 0.008
Harassment at work 1.72 1.34, 2.24 <0.0001 1.21 0.93, 1.57 0.16 1.38 1.07, 1.79 0.01
Job title 0.0008 0.56 0.04
 Nurse vs. Other 1.67 1.23, 2.26 1.18 0.87, 1.60 0.69 0.50, 0.93
 Pt care Assoc. vs. Other 2.20 1.25, 3.88 1.15 0.66, 2.03 0.64 0.36, 1.12
Job Demands 1.04 1.01, 1.06 0.004 1.00 0.98, 1.03 0.98 1.01 0.99, 1.00 0.36
Decision Latitude 1.00 0.98, 1.01 0.43 0.98 0.97, 1.00 0.01 0.99 0.97, 1.00 0.15
Organizational context
Ergonomic Practices 0.92 0.78, 1.08 0.30 1.13 0.96, 1.33 0.15 0.83 0.71, 0.97 0.02
People-oriented Culture 1.12 0.90, 1.39 0.31 0.96 0.77, 1.19 0.72 1.26 1.01, 1.56 0.04
Individual Characteristics
Race Ethnicity 0.46 0.0005 0.68
 Hispanic vs. Other 1.13 0.51, 2.51 0.90 0.40, 1.99 0.66 0.30, 1.48
 White vs. Other 1.19 0.70, 2.03 0.43 0.25, 0.73 0.73 0.42, 1.26
 Black vs. Other 0.83 0.43, 1.62 0.78 0.40, 1.51 0.70 0.36, 1.37
Age (10 yr) 0.89 0.80, 0.99 0.03 1.15 1.03, 1.27 0.01 1.08 0.98, 1.21 0.13
BMI 1.00 0.98, 1.03 0.92 1.07 1.04, 1.09 <0.0001 1.02 0.998, 1.05 0.07