Group | Predictor Variable | n | % meeting WC guidelines at four-months | Univariate | Multivariable Approach 1a | Multivariable Approach 2b | |||
---|---|---|---|---|---|---|---|---|---|
 |  |  |  | OR | P-value | OR | P-value | OR | P-value |
 | DEMOGRAPHICS |  |  |  |  |  |  |  |  |
1 | Age (year) | 288 | - | 0.97 | 0.08 | 0.97 | 0.039 | 0.97 | 0.039 |
 | Sex |  |  |  |  |  |  |  |  |
 |    Female | 185 | 21.08 | reference | reference | reference | |||
 |    Male | 103 | 26.21 | 1.33 | 0.4 | 1.43 | 0.3 | 1.43 | 0.3 |
2 | Socio Economic Status (by SEIFA %) | Â | Â | Â | Â | Â | Â | Â | |
 |    Most Advantaged | 95 | 21.05 | reference | reference | reference | |||
 |    Advantaged | 122 | 22.13 | 1.07 | 0.9 | 1.03 | 0.9 | 1.03 | 0.9 |
 |    Disadvantaged | 52 | 26.92 | 1.38 | 0.6 | 1.39 | 0.5 | 1.39 | 0.5 |
 |    Most Disadvantaged | 18 | 27.78 | 1.44 | 0.4 | 1.63 | 0.2 | 1.63 | 0.2 |
 | Tertiary Education |  |  |  |  |  |  |  |  |
 |    Not completed | 69 | 20.29 | reference | reference | reference | |||
 |    Completed | 219 | 23.74 | 1.22 | 0.3 | 1.07 | 0.8 | 1.07 | 0.8 |
 | Occupation |  |  |  |  |  |  |  |  |
 |    Professional | 105 | 22.86 | reference | reference | reference | |||
 |    Associate professional | 53 | 22.64 | 0.99 | 1.0 | 0.96 | 0.9 | 0.96 | 0.9 |
 |    Manager | 55 | 23.64 | 1.04 | 0.9 | 1.04 | 0.9 | 1.04 | 0.9 |
 |    Clerical or Service | 48 | 27.08 | 1.25 | 0.4 | 1.51 | 0.2 | 1.51 | 0.2 |
 | Marital Status |  |  |  |  |  |  |  |  |
 |    Married/de facto | 200 | 23 | reference | reference | reference | |||
 |    Widowed/separated/divorced | 26 | 23.08 | 1.00 | 1.0 | 1.34 | 0.7 | 1.34 | 0.7 |
 |    Never married | 60 | 23.33 | 1.02 | 1.0 | 0.71 | 0.4 | 0.71 | 0.4 |
 | BASELINE MEASURES |  |  |  |  |  |  |  |  |
3 |    Prior GCC® Participationc | 286 | 22.54 | 0.96 | 0.9 | 0.88 | 0.6 | 1.13 | 0.6 |
 | Reasons for Participation c |  |  |  |  |  |  |  |  |
 | Health | 286 | 21.92 | 0.76 | 0.4 | 1.22 | 0.6 | 1.22 | 0.6 |
 | To look my best | 286 | 19.23 | 0.48 | <0.001 | 0.38 | 0.004 | 0.38 | 0.004 |
 | Fitness | 286 | 20.57 | 0.61 | 0.2 | 0.93 | 0.9 | 0.93 | 0.9 |
 | Colleagues | 286 | 23.9 | 1.11 | 0.7 | 0.89 | 0.7 | 0.89 | 0.7 |
 | Friends or family | 286 | 14.29 | 0.55 | 0.6 | 0.69 | 0.8 | 0.69 | 0.8 |
 | Behavioural Measures |  |  |  |  |  |  |  |  |
4 | Fruit Intake | Â | Â | Â | Â | Â | Â | Â | Â |
 |    Not meeting guidelines | 188 | 19.15 | reference |  |  |  |  | |
 |    Meeting guidelines | 98 | 30.61 | 1.86 | 0.028 | 2.42 | <0.001 | 3.05 | 0.001 |
 | Vegetable Intake |  |  |  |  |  |  |  |  |
 |    Not meeting guidelines | 244 | 23.36 | reference |  |  |  |  | |
 |    Meeting guidelines | 42 | 21.43 | 0.89 | 0.8 | 0.62 | 0.4 | 0.61 | 0.4 |
 | Takeaway Dinner |  |  |  |  |  |  |  |  |
 |    Once or less per month | 132 | 20.45 | reference |  |  |  |  | |
 |    About once a week | 117 | 24.79 | 1.28 | 0.4 | 1.35 | 0.4 | 1.31 | 0.5 |
 |    More than once a week | 37 | 27.03 | 1.44 | 0.3 | 1.44 | 0.6 | 1.49 | 0.5 |
 | Alcohol |  |  |  |  |  |  |  |  |
 |    Not meeting guidelines | 159 | 24.53 | reference |  |  |  |  | |
 |    Meeting guidelines | 127 | 21.26 | 0.83 | 0.6 | 0.71 | 0.3 | 0.64 | 0.2 |
 | Tobacco |  |  |  |  |  |  |  |  |
 |    Smoker | 32 | 21.88 | reference |  |  |  |  | |
 |    Non-smoker | 254 | 23.23 | 1.08 | 0.8 | 0.71 | 0.5 | 0.61 | 0.4 |
 | Physical Activity |  |  |  |  |  |  |  |  |
 |    Not meeting guidelines | 178 | 20.79 | reference |  |  |  |  | |
 |    Meeting guidelines | 108 | 26.85 | 1.40 | 0.002 | 1.42 | 0.1 | 1.48 | 0.2 |
 | Sitting Time (hrs per day) |  |  |  |  |  |  |  |  |
 |    Weekday | 286 | - | 0.94 | 0.1 | 0.99 | 0.9 | 1.00 | 0.9 |
 |    Weekend | 286 | - | 0.80 | 0.025 | 0.78 | 0.053 | 0.75 | 0.023 |
 | Psychosocial Measures |  |  |  |  |  |  |  |  |
5 | Physical Functioning (SF12) | 282 | - | 1.07 | <0.001 | 1.08 | <0.001 | 1.06 | 0.004 |
 | Mental Functioning (SF12) | 282 | - | 1.00 | 0.6 | 1.03 | 0.022 | 1.03 | 0.2 |
 | Physical Measures d |  |  |  |  |  |  | ||
6 | Blood Pressure (mmHg) | Â | Â | Â | Â | Â | Â | Â | Â |
 |    Systolic | 273 | - | 0.97 | <0.001 | 0.99 | 0.8 | 1.01 | 0.7 |
 |    Diastolic | 273 | - | 0.95 | <0.001 | 0.96 | 0.4 | 0.93 | 0.2 |
 |    Not meeting guidelines | 56 | 7.14 | reference |  |  |  |  | |
 |    Meeting guidelines | 217 | 26.73 | 4.74 | <0.001 |  |  |  |  |
 | Heart rate (Mean, SD) | 273 | - | 0.99 | 0.8 | 0.99 | 0.8 | 1.00 | 0.9 |
 | Weight (Mean, SD)e | 288 | - | 0.94 | <0.001 |  |  |  |  |
 | Body Mass Index |  |  |  |  |  |  |  |  |
 |    Body Mass Index | 288 | - | 0.64 | <0.001 | 0.55 | <0.001 | 0.51 | <0.001 |
 |    Not meeting guidelines | 238 | 15.13 | reference |  |  |  |  | |
 |    Meeting guidelines | 50 | 60 | 8.42 | <0.001 |  |  |  |  |
 | Waist circumferencef |  |  |  |  |  |  |  |  |
 |    Waist circumference | 288 | - | 0.91 | <0.001 |  |  |  |  |
 | Biomedical Measures (fasting) d |  |  |  |  |  |  | ||
7 | Total Cholesterol | Â | Â | Â | Â | Â | Â | Â | Â |
 |    Total Cholesterol | 285 | - | 0.60 | 0.001 | 0.66 | 0.018 | 0.63 | 0.1 |
 |    Not meeting guidelines | 89 | 14.61 | reference |  |  |  |  | |
 | Meeting guidelines | 196 | 26.53 | 2.11 | 0.040 |  |  |  |  |
 | Glucose |  |  |  |  |  |  |  |  |
 |    Glucose | 285 | - | 1.40 | 0.5 | 2.60 | 1.0 | 3.00 | 1.0 |
 |    Not meeting guidelines | 18 | 22.22 | reference |  |  |  |  | |
 |    Meeting guidelines | 267 | 22.85 | 1.04 | 1.0 |  |  |  |  |
 | Triglycerides |  |  |  |  |  |  |  |  |
 |    Triglycerides | 285 | - | 1.48 | 0.001 | 1.54 | 0.012 | 3.12 | 0.7 |
 |    Not meeting guidelines | 73 | 16.44 | reference |  |  |  |  | |
 |    Meeting guidelines | 212 | 25 | 1.69 | 0.1 |  |  |  |  |
 | Predicted risk scores d |  |  |  |  |  |  |  | |
8 | Cardiovascular disease risk (next 10 years) | Â | Â | Â | Â | Â | Â | ||
 |    CVD risk (continuous) | 267 | - | 0.93 | 0.1 | 0.89 | 0.1 | 1.26 | 0.2 |
 |    Low-risk | 227 | 23.35 | reference |  |  |  |  | |
 |    Intermediate-risk | 33 | 12.12 | 0.45 | 0.2 |  |  |  |  |
 |    High-risk | 7 | 42.86 | 2.46 | 0.4 |  |  |  |  |
 | Diabetes risk (next 5 years)f |  |  |  |  |  |  | ||
 |    Diabetes risk (continuous) | 285 | - | 0.88 | 0.031 |  |  |  |  |
 |    Low-risk | 67 | 40.3 | reference |  |  |  |  | |
 |    Intermediate-risk | 173 | 19.08 | 0.35 | <0.001 |  |  |  |  |
 |    High-risk | 45 | 11.11 | 0.19 | 0.013 |  |  |  |  |
 | WORKPLACE CHARACTERISTICS g |  |  |  |  |  |  | ||
9 | Public ownership (vs. private) | 288 | 21.77 | 0.89 | 0.6 | 1.30 | 0.4 | 1.31 | 0.6 |
 | Outer city location (vs. inner city) | 288 | 22.58 | 0.97 | 0.9 | 1.12 | 0.8 | 1.21 | 0.8 |
 | PROCESS MEASURES |  |  |  |  |  |  |  |  |
 | Step data d |  |  |  |  |  |  |  |  |
10 | Step average per day | 288 | - | 1.00 | 0.2 | 1.00 | 0.2 | 1.00 | 0.3 |
 |    <10,000 steps average (per day) | 98 | 19.39 | reference |  |  |  |  | |
 |    Meeting ≥10,000 steps average (per day) | 190 | 24.74 | 1.37 | 0.4 |  |  |  |  |