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. Author manuscript; available in PMC: 2012 Feb 8.
Published in final edited form as: Cancer Causes Control. 2010 Aug 20;21(12):2113–2122. doi: 10.1007/s10552-010-9630-6

Table 1.

Association of program participation and worker characteristics at baseline (n=541).

Program Participation P-value*
Worker characteristic Participants (Counseling and materials) (n=227, 42%) Non-Participants (Materials/survey only or survey only) n=314, 58%)

Sociodemographics
Job category n (%) 0.15
Dock worker 25 (11) 53 (17)
P&D driver 161 (72) 193 (62)
OTR driver 38 (17) 67 (21)
Mean Age (SD) 48.5 (7.9) 48.6 (8.8) 0.65
College or higher n (%) 66 (29) 86 (27) 0.89
White n (%) 194 (86) 253 (81) 0.05
Money Situation-comfortable, some extras n (%) 118 (52) 167 (54) 0.61
Social context of work
Individual factors
Job satisfaction-very, generally satisfied n (%) 199 (89) 274 (88) 0.34
Adequate sleep-often, very often n (%) 100 (44) 177 (57) 0.01
Interpersonal factors
Mean Supervisor support (SD) 14.1 (3.3) 14.3 (3.1) 0.28
Organizational factors
Job strain-yes n (%) 74 (35) 88 (30) 0.40
Mean Hours worked last 7 days (SD) 46.9 (14.4) 45.2 (15.2) 0.20
Works day shift n (%) 128 (58) 132 (42) 0.006
Outcome measures
Food choices
Mean Fruits and vegetables/ day (SD) 2.8 (2.5) 2.7 (2.2) 0.85
Mean Sugary Drinks/day (SD) 1.1 (1.3) 1.2 (1.3) 0.52
Mean Sugary Snacks/day (SD) 0.6 (0.9) 0.6 (0.7) 0.30
Tobacco measures
Tobacco user n (%) 92 (41) 124 (40) 0.63
Weight measures
Mean Weight, lbs (SD) 213.7 (39.4) 210.5 (36.8) 0.30
Mean BMI (SD) 30.4 (4.9) 29.8 (4.7) 0.14
BMI ≥ 25 n (%) 205 (90) 270 (87) 0.14
BMI ≥ 30 n (%) 98 (43) 126 (41) 0.44
*

Adjusted for terminal