Background
Methods
Study population
Description of the program
Data collection
Guideline recommendation | Not meeting recommended guideline |
---|---|
BEHAVIOURAL | |
<150mins moderate intensity activity per week | |
<2 serves per day | |
<4 serves per day | |
Tobacco | ≥1 tobacco cigarette(s) per day |
ANTHROPOMETRIC
| |
Systolic | ≥ 140 mmHg |
Diastolic | ≥ 90 mmHg |
≥25 kg/m2
| |
BIOMEDIAL
| |
≥ 7.0 mmol/L | |
Cholesterol (total) [37] | ≥ 5.5 mmol/L |
Triglycerides [38] | ≥1.5 mmol/L |
RISK MODELS
| |
intermediate 1/100-1/20; high ≥1/20 | |
intermediate 1/100-1/5; high ≥1/5 |
Step information
Outcome
Variable selection
Analysis
Ethics
Results
Distribution of waist circumference change
Predictors of waist circumference improvement
Group | Predictor Variable | n | Crude WC change | Univariate | Multivariable Approach 1a
| Multivariable Approach 2b
| |||
---|---|---|---|---|---|---|---|---|---|
WC change (cm) | P-value | WC change (cm) | P-value | WC change (cm) | P-value | ||||
DEMOGRAPHICS
| |||||||||
1 | Age (year) | 539 | - | -0.02 | 0.5 | -0.02 | 0.5 | -0.02 | 0.5 |
Sex | |||||||||
Female | 305 | -1.78 | reference | reference | reference | ||||
Male | 234 | -1.33 | 0.45 | 0.4 | 0.48 | 0.4 | 0.48 | 0.4 | |
2 | Socio Economic Status (by SEIFA %) | ||||||||
Most Advantaged | 189 | -1.46 | reference | reference | reference | ||||
Advantaged | 224 | -1.50 | -0.04 | 0.9 | -0.16 | 0.7 | -0.16 | 0.7 | |
Disadvantaged | 92 | -1.83 | -0.37 | 0.8 | -0.49 | 0.6 | -0.49 | 0.6 | |
Most Disadvantaged | 33 | -2.68 | -1.21 | 0.5 | -1.07 | 0.4 | -1.07 | 0.4 | |
Tertiary Education | |||||||||
Not completed | 115 | -0.04 | reference | reference | reference | ||||
Completed | 423 | -2.04 | -2.00 |
0.046
| -2.13 |
0.016
| -2.13 |
0.016
| |
Occupation | |||||||||
Professional | 221 | -1.61 | reference | reference | reference | ||||
Associate professional | 97 | -2.41 | -0.80 | 0.09 | -1.05 | 0.09 | -1.05 | 0.09 | |
Manager | 96 | -1.71 | -0.10 | 0.9 | 0.07 | 0.9 | 0.07 | 0.9 | |
Clerical or Service | 76 | -1.10 | 0.51 | 0.7 | 0.15 | 0.9 | 0.15 | 0.9 | |
Marital Status | |||||||||
Married/de facto | 366 | -1.38 | reference | reference | reference | ||||
Widowed/separated/divorced | 46 | -3.21 | -1.84 | 0.07 | -1.62 | 0.2 | -1.62 | 0.2 | |
Never married | 120 | -1.85 | -0.47 | 0.7 | -0.46 | 0.6 | -0.46 | 0.6 | |
BASELINE MEASURES
| |||||||||
3 | Prior GCC® Participationc
| 532 | -1.62 | 0.08 | 0.9 | 0.09 | 0.8 | 0.09 | 0.8 |
Reasons for Participation
c
| |||||||||
Health | 531 | -1.94 | -0.93 | 0.09 | -0.71 | 0.3 | -0.71 | 0.3 | |
To look my best | 531 | -1.82 | -0.45 | 0.1 | -0.27 | 0.3 | -0.27 | 0.3 | |
Fitness | 531 | -1.75 | -0.36 | 0.2 | -0.09 | 0.7 | -0.09 | 0.7 | |
Colleagues | 531 | -1.72 | -0.20 | 0.6 | -0.24 | 0.7 | -0.24 | 0.7 | |
Friends or family | 531 | -2.14 | -0.52 | 0.6 | -0.92 | 0.4 | -0.92 | 0.4 | |
Behavioural Measures | |||||||||
4 | Fruit Intake | ||||||||
Not meeting guidelines | 364 | -1.21 | reference | ||||||
Meeting guidelines | 168 | -2.58 | -1.37 | 0.06 | -1.04 | 0.09 | -1.01 | 0.1 | |
Vegetable Intake | |||||||||
Not meeting guidelines | 455 | -1.49 | reference | ||||||
Meeting guidelines | 77 | -2.56 | -1.08 | 0.06 | -0.38 | 0.6 | -0.51 | 0.5 | |
Takeaway Dinner | |||||||||
Once or less per month | 246 | -1.68 | reference | ||||||
About once a week | 214 | -1.63 | 0.05 | 0.9 | -0.70 | 0.2 | -0.62 | 0.3 | |
More than once a week | 72 | -1.56 | 0.12 | 0.9 | -0.67 | 0.6 | -0.61 | 0.6 | |
Alcohol | |||||||||
Not meeting guidelines | 307 | -1.42 | reference | ||||||
Meeting guidelines | 225 | -1.95 | -0.54 | 0.2 | -0.58 |
0.035
| -0.65 |
0.016
| |
Tobacco | |||||||||
Smoker | 50 | -1.00 | reference | ||||||
Non-smoker | 482 | -1.71 | -0.71 | 0.4 | 0.13 | 0.9 | 0.32 | 0.7 | |
Physical Activity | |||||||||
Not meeting guidelines | 322 | -1.49 | reference | ||||||
Meeting guidelines | 209 | -1.87 | -0.38 | 0.5 | 0.00 | 1.0 | -0.10 | 0.9 | |
Sitting Time (per hour per day) | |||||||||
Weekday | 530 | - | 0.19 |
0.015
| 0.09 |
0.048
| 0.10 | 0.06 | |
Weekend | 529 | - | 0.12 |
0.026
| 0.28 |
0.018
| 0.28 |
0.025
| |
Psychosocial Measures
| |||||||||
5 | Physical Functioning (SF12) | 523 | - | -0.06 | 0.09 | -0.05 | 0.08 | -0.05 | 0.2 |
Mental Functioning (SF12) | 523 | - | 0.00 | 0.9 | -0.02 | 0.6 | -0.01 | 0.5 | |
Anthropometric Measures
d
| |||||||||
6 | Blood Pressure (mmHg) | ||||||||
Systolic | 517 | - | -0.01 | 0.5 | 0.00 | 1.0 | 0.00 | 0.9 | |
Diastolic | 517 | - | 0.03 | 0.2 | -0.03 | 0.6 | -0.03 | 0.5 | |
Not meeting guidelines | 90 | -1.72 | reference | ||||||
Meeting guidelines | 427 | -1.51 | 0.20 | 0.6 | |||||
Heart rate (Mean, SD) | 517 | - | -0.03 | 0.3 | -0.02 | 0.5 | -0.04 | 0.2 | |
Weight (Mean, SD)e
| 537 | - | -0.02 | 0.4 | |||||
Body Mass Index | |||||||||
Body Mass Index | 222 | - | -0.07 | 0.08 | -0.08 | 0.08 | -0.08 | 0.08 | |
Not meeting guidelines | 315 | -1.68 | reference | ||||||
Meeting guidelines | 222 | -1.51 | 0.17 | 0.8 | |||||
Waist circumferencef
| |||||||||
Waist circumference | 539 | - | -0.12 |
0.001
| |||||
Not meeting guidelines | 288 | -2.86 | reference | ||||||
Meeting guidelines | 251 | -0.12 | 2.74 |
0.001
| |||||
Biomedical Measures (fasting)
d
| |||||||||
7 | Total Cholesterol | ||||||||
Total Cholesterol | 535 | - | 0.20 | 0.4 | 0.49 |
0.034
| 0.38 |
0.029
| |
Not meeting guidelines | 150 | -1.66 | reference | ||||||
Meeting guidelines | 385 | -1.63 | 0.03 | 1.0 | |||||
Glucose | |||||||||
Glucose | 535 | - | 0.12 | 0.3 | 0.06 | 0.2 | 0.02 | 0.09 | |
Not meeting guidelines | 20 | 0.05 | reference | ||||||
Meeting guidelines | 535 | 1.49 | 4.23 | 0.3 | |||||
Triglycerides | |||||||||
Triglycerides | 535 | - | 0.83 | 0.7 | 0.49 | 0.1 | 0.99 | 1.0 | |
Not meeting guidelines | 109 | 0.10 | reference | ||||||
Meeting guidelines | 426 | 2.43 | 2.33 | 0.1 | |||||
Predicted risk scores
d
| |||||||||
8 | Cardiovascular disease risk (next 10 years) | ||||||||
CVD risk (continuous) | 504 | - | -0.03 | 0.6 | -0.08 | 0.2 | -0.11 | 0.4 | |
Low-risk | 452 | -1.61 | reference | ||||||
Intermediate-risk | 45 | -1.76 | -0.14 | 0.9 | |||||
High-risk | 7 | -2.91 | -1.30 | 0.056 | |||||
Diabetes risk (next 5 years)f
| |||||||||
Diabetes risk (continuous) | 529 | - | -0.09 | 0.09 | |||||
Low-risk | 202 | -1.26 | reference | ||||||
Intermediate-risk | 276 | -1.55 | -0.28 | 0.6 | |||||
High-risk | 51 | -3.45 | -2.19 |
0.004
| |||||
WORKPLACE CHARACTERISTICS
g
| |||||||||
9 | Public ownership (vs. private) | 539 | -2.00 | -0.67 | 0.4 | -0.57 | 0.2 | -0.37 | 0.5 |
Outer city location (vs. inner city) | 539 | -2.22 | -0.37 | 0.7 | 0.16 | 0.8 | 0.06 | 1.0 | |
PROCESS MEASURES
| |||||||||
Step data
d
| |||||||||
10 | Step average per day (per 10,000 steps) | 538 | - | -0.20 | 0.7 | -0.25 | 0.8 | 0.12 | 0.9 |
<10,000 steps average (per day) | 179 | -1.48 | reference | ||||||
Meeting ≥10,000 steps average (per day) | 359 | -1.65 | -0.17 | 0.7 |
High-risk versus low-risk baseline waist circumference
Low-risk WC (Mean ± SD or Percentage) | High-risk WC (Mean ± SD or Percentage) | P-value | |
---|---|---|---|
n | 251 | 288 | - |
WORKPLACE CHARACTERISTICS
b
| |||
Public ownership (vs. private) | 32.7 | 43.1 | <0.001 |
Inner city location (vs. outer city) | 70.9 | 67.7 | 0.4 |
DEMOGRAPHICS
| |||
Age (year) | 38 ± 10 | 43 ± 10 | <0.001 |
Male | 52.2 | 35.8 | <0.001 |
Socio Economic Status (by SEIFA) | |||
Most Advantaged | 37.5 | 33.1 | 0.3 |
Advantaged | 40.6 | 42.5 | |
Disadvantaged | 15.9 | 18.1 | |
Most Disadvantaged | 6.0 | 6.3 | |
Completion of tertiary education | 81.6 | 76.0 | 0.2 |
Occupation | |||
Professional | 50.7 | 40.2 | 0.022 |
Associate professional | 19.2 | 20.3 | |
Manager | 17.9 | 21.1 | |
Clerical or Service | 12.2 | 18.4 | |
Marital Status | |||
Married or de facto | 67.5 | 69.9 | 0.6 |
Widowed, separated or divorced | 8.1 | 9.1 | |
Never married | 24.4 | 21.0 | |
BASELINE MEASURES
| |||
Prior GCC® Participationc
| 21.54 | 24.83 | 0.06 |
Motivation for Participation
c
| |||
Health | 56.7 | 76.6 | <0.001 |
To look my best | 43.3 | 72.7 | <0.001 |
Fitness | 60.8 | 73.1 | 0.038 |
Colleagues | 58.4 | 55.6 | 0.4 |
Friends or family | 2.5 | 2.5 | 1.0 |
Behavioural Measures
| |||
Self reported hypertension | 10.3 | 24.6 | 0.001 |
Self reported diabetes | 2.1 | 8.4 | 0.001 |
Fruit Intake (meeting guidelines) | 28.5 | 34.3 | 0.5 |
Vegetable Intake (meeting guidelines) | 14.2 | 14.7 | 0.9 |
Takeaway Dinner | |||
Once or less per month | 46.3 | 46.2 | 0.9 |
About once a week | 39.4 | 40.9 | |
More than once a week | 14.2 | 12.9 | |
Alcohol (meeting guidelines) | 39.8 | 44.4 | 0.1 |
Non tobacco smoker | 92.7 | 88.8 | 0.2 |
Physical Activity (meeting guidelines) | 41.2 | 37.8 | 0.018 |
Sitting Time (hrs per day) | |||
Weekday | 8.3 ± 3.6 | 8.2 ± 3.6 | 0.8 |
Weekend | 5.7 ± 3.1 | 4.0 ± 2.6 | 0.001 |
Physical Measures
| |||
Systolic Blood Pressure (mmHg) | 116.1 ± 14.0 | 120.9 ± 15.0 | 0.010 |
Diastolic Blood Pressure (mmHg) | 77.2 ± 10.0 | 81.8 ± 10.1 | 0.001 |
Blood Pressure (meeting guidelines) | 86.1 | 79.5 | 0.036 |
Heart rate (beats per minute) | 67.3 ± 10.2 | 69.5 ± 9.3 | 0.007 |
Weight (kg) | 68.7 ± 11.1 | 84.1 ± 15.4 | <0.001 |
Body Mass Index (kg/m2) | 23.6 ± 2.4 | 29.2 ± 4.5 | <0.001 |
Body Mass Index (meeting guidelines) | 69.1 | 17.4 | <0.001 |
Waist circumference (cm) | 79.4 ± 8.1 | 95.2 ± 10.2 | <0.001 |
Waist circumference (meeting guidelines) | 100.0 | 0.0 | <0.001 |
Biomedical Measures (fasting)
| |||
Total Cholesterol (mmol/L) | 4.8 ± 0.9 | 5.0 ± 1.0 | 0.1 |
Total Cholesterol (meeting guidelines) | 75.6 | 68.8 | 0.025 |
Glucose (mmol/L) | 4.9 ± 0.7 | 5.2 ± 1.1 | 0.004 |
Glucose (meeting guidelines) | 99.2 | 93.7 | 0.025 |
Triglycerides (mmol/L) | 1.0 ± 0.5 | 1.3 ± 1.0 | 0.003 |
Triglycerides (meeting guidelines) | 85.6 | 74.4 | <0.001 |
Predicted risk scores
| |||
Cardiovascular disease risk (next 10 years) | |||
CVD risk | 2.9 ± 4.2 | 5.5 ± 5.2 | 0.001 |
High-risk | 0.00 | 2.62 | 0.002 |
Intermediate-risk | 5.06 | 12.36 | |
Diabetes risk (next 5 years) | |||
Diabetes risk | 5.5 ± 3.3 | 9.3 ± 5.1 | <0.001 |
High-risk | 2.5 | 15.8 | <0.001 |
Intermediate-risk | 42.2 | 60.7 | |
PROCESS MEASURES
| |||
Step data
| |||
Steps average (per day) | 11815 ± 3661 | 11491 ± 3690 | 0.5 |
Meeting 10,000 steps average (per day) | 67.6 | 66.0 | 0.8 |
FOUR-MONTH MEASURES
| |||
Waist circumference (cm) | 79.3 ± 8.8 | 92.3 ± 11.32 | <0.001 |
Waist circumference (meeting guidelines) | 91.2 | 22.9 | <0.001 |
Predictors of continuous waist circumference improvement in participants with high-risk waist circumference at baseline
Group | Predictor Variable | n | Crude WC change | Univariate | Multivariable Approach 1a
| Multivariable Approach 2b
| |||
---|---|---|---|---|---|---|---|---|---|
WC change (cm) | P-value | WC change (cm) | P-value | WC change (cm) | P-value | ||||
DEMOGRAPHICS
| |||||||||
1 | Age (year) | 288 | - | 0.03 | 0.4 | 0.03 | 0.4 | 0.03 | 0.4 |
Sex | |||||||||
Female | 185 | -2.94 | reference | reference | reference | ||||
Male | 103 | -2.73 | 0.21 | 0.6 | 0.16 | 0.7 | 0.16 | 0.7 | |
2 | Socio Economic Status (by SEIFA %) | ||||||||
Most Advantaged | 95 | -2.84 | reference | reference | reference | ||||
Advantaged | 122 | -2.61 | 0.23 | 0.8 | 0.32 | 0.6 | 0.32 | 0.6 | |
Disadvantaged | 52 | -2.82 | 0.02 | 1.0 | 0.31 | 0.9 | 0.31 | 0.9 | |
Most Disadvantaged | 18 | -5.78 | -2.94 | 0.1 | -2.11 | 0.3 | -2.11 | 0.3 | |
Tertiary Education | |||||||||
Not completed | 69 | -1.08 | reference | reference | reference | ||||
Completed | 219 | -3.43 | -2.35 |
0.018
| -2.35 |
0.017
| -2.35 |
0.017
| |
Occupation | |||||||||
Professional | 105 | -2.34 | reference | reference | reference | ||||
Associate professional | 53 | -4.13 | -1.79 | 0.06 | -1.89 | 0.1 | -1.89 | 0.1 | |
Manager | 55 | -3.52 | -1.18 | 0.08 | -1.00 | 0.2 | -1.00 | 0.2 | |
Clerical or Service | 48 | -2.84 | -0.50 | 0.7 | -1.06 | 0.4 | -1.06 | 0.4 | |
Marital Status | |||||||||
Married/de facto | 200 | -2.45 | reference | reference | reference | ||||
Widowed/separated/divorced | 26 | -4.82 | -2.37 | 0.2 | -2.42 | 0.2 | -2.42 | 0.2 | |
Never married | 60 | -3.48 | -1.02 | 0.3 | -0.36 | 0.6 | -0.36 | 0.6 | |
BASELINE MEASURES
| |||||||||
3 | Prior GCC® Participationc
| 286 | -2.86 | 0.08 | 0.8 | -0.04 | 0.9 | -0.04 | 0.9 |
Reasons for Participation
c
| |||||||||
Health | 286 | -2.82 | 0.27 | 0.8 | 0.14 | 0.9 | 0.14 | 0.9 | |
To look my best | 286 | -2.80 | 0.32 | 0.5 | 0.32 | 0.6 | 0.32 | 0.6 | |
Fitness | 286 | -2.75 | 0.49 | 0.4 | 0.07 | 0.9 | 0.07 | 0.9 | |
Colleagues | 286 | -3.24 | -0.81 | 0.053 | -0.72 | 0.3 | -0.72 | 0.3 | |
Friends or family | 286 | -4.01 | -1.15 | 0.2 | -1.10 | 0.3 | -1.10 | 0.3 | |
Behavioural Measures
| |||||||||
4 | Fruit Intake | ||||||||
Not meeting guidelines | 188 | -2.42 | reference | ||||||
Meeting guidelines | 98 | -3.77 | -1.34 |
0.027
| -0.96 | 0.3 | -0.96 | 0.3 | |
Vegetable Intake | |||||||||
Not meeting guidelines | 244 | -2.77 | reference | ||||||
Meeting guidelines | 42 | -3.52 | -0.75 | 0.4 | 0.40 | 0.8 | 0.32 | 0.8 | |
Takeaway Dinner | |||||||||
Once or less per month | 132 | -0.55 | reference | ||||||
About once a week | 117 | -1.34 | -0.79 | 0.2 | -0.63 | 0.2 | -0.52 | 0.2 | |
More than once a week | 37 | -3.11 | -2.55 | 0.7 | -0.85 | 0.7 | -0.73 | 0.7 | |
Alcohol | |||||||||
Not meeting guidelines | 159 | -2.95 | reference | ||||||
Meeting guidelines | 127 | -2.80 | 0.15 | 0.8 | -0.28 | 0.6 | -0.28 | 0.6 | |
Tobacco | |||||||||
Smoker | 32 | -1.30 | reference | ||||||
Non-smoker | 254 | -3.03 | -1.73 | 0.2 | 0.38 | 0.7 | 0.49 | 0.6 | |
Physical Activity | |||||||||
Not meeting guidelines | 178 | -2.45 | reference | ||||||
Meeting guidelines | 108 | -3.60 | -1.15 | 0.2 | -0.92 | 0.3 | -0.94 | 0.3 | |
Sitting Time (per hour per day) | |||||||||
Weekday | 286 | - | 0.15 | 0.2 | 0.11 | 0.4 | 0.12 | 0.4 | |
Weekend | 282 | - | 0.26 | 0.2 | 0.23 | 0.3 | 0.23 | 0.3 | |
Psychosocial Measures
| |||||||||
5 | Physical Functioning (SF12) | 282 | - | -0.11 |
0.049
| -0.09 |
0.02
| -0.07 | 0.2 |
Mental Functioning (SF12) | 282 | - | 0.00 | 1.0 | -0.03 | 0.3 | -0.02 | 0.5 | |
Anthropometric Measures
d
| |||||||||
6 | Blood Pressure (mmHg) | ||||||||
Systolic | 273 | - | 0.02 | 0.4 | 0.00 | 1.0 | 0.00 | 0.9 | |
Diastolic | 273 | - | 0.02 | 0.6 | -0.01 | 0.8 | -0.02 | 0.6 | |
Not meeting guidelines | 56 | -2.21 | reference | ||||||
Meeting guidelines | 217 | -3.03 | -0.82 | 0.3 | |||||
Heart rate (Mean, SD) | 288 | - | -0.02 | 0.6 | -0.02 | 0.7 | -0.02 | 0.7 | |
Weight (Mean, SD)e
| 288 | - | 0.02 | 0.5 | |||||
Body Mass Index | |||||||||
Body Mass Index | 288 | - | 0.13 | 0.2 | 0.12 | 0.3 | 0.08 | 0.5 | |
Not meeting guidelines | 238 | -2.49 | reference | ||||||
Meeting guidelines | 50 | -4.63 | -2.14 | 0.1 | |||||
Waist circumferencef
| |||||||||
Waist circumference | 288 | - | -0.05 | 0.2 | |||||
Not meeting guidelines | 288 | n/a | |||||||
Meeting guidelines | 0 | ||||||||
Biomedical Measures (fasting)
d
| |||||||||
7 | Total Cholesterol | ||||||||
Total Cholesterol | 285 | - | 0.47 | 0.2 | 0.79 | 0.051 | 0.86 |
0.014
| |
Not meeting guidelines | 89 | -2.71 | reference | ||||||
Meeting guidelines | 196 | -2.94 | -0.23 | 0.7 | |||||
Glucose | |||||||||
Glucose | 285 | - | 2.29 | 0.8 | 0.22 | 0.6 | 0.03 | 0.3 | |
Not meeting guidelines | 18 | 0.06 | reference | ||||||
Meeting guidelines | 267 | 1.07 | 1.02 | 1.0 | |||||
Triglycerides | |||||||||
Triglycerides | 285 | - | 1.31 | 0.6 | 0.47 | 0.2 | 0.45 | 0.2 | |
Not meeting guidelines | 73 | 0.03 | reference | ||||||
Meeting guidelines | 212 | 1.96 | 1.93 | 0.4 | |||||
Predicted risk scores
d
| |||||||||
8 | Cardiovascular disease risk (next 10 years) | ||||||||
CVD risk (continuous) | 267 | - | 0.09 | 0.2 | 0.03 | 0.7 | 0.02 | 0.9 | |
Low-risk | 227 | -2.89 | reference | ||||||
Intermediate-risk | 33 | -2.79 | 0.09 | 0.9 | |||||
High-risk | 7 | -2.91 | -0.03 | 1.0 | |||||
Diabetes risk (next 5 years)f
| |||||||||
Diabetes risk (continuous) | 285 | - | 0.06 | 0.3 | |||||
Low-risk | 67 | -3.79 | reference | ||||||
Intermediate-risk | 173 | -2.34 | 1.45 |
0.033
| |||||
High-risk | 45 | -3.55 | 0.24 | 0.6 | |||||
WORKPLACE CHARACTERISTICS
g
| |||||||||
9 | Public ownership (vs. private) | 288 | -2.66 | 0.36 | 0.6 | 0.09 | 0.9 | 0.06 | 0.9 |
Outer city location (vs. inner city) | 288 | -3.08 | -0.68 | 0.4 | -0.96 | 0.3 | -1.34 | 0.2 | |
PROCESS MEASURES
| |||||||||
Step data
d
| |||||||||
10 | Step average per day (per 10,000 steps) | 288 | - | -1.04 | 0.08 | -1.40 | 0.07 | -0.55 | 0.6 |
<10,000 steps average (per day) | 190 | -2.13 | reference | ||||||
Meeting ≥10,000 steps average (per day) | 190 | -3.24 | -1.11 |
0.049
|
Predictors of improving waist circumference to meet low-risk guidelines at four-months
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 %) | ||||||||
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 | ||||||||
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) | ||||||||
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 | ||||||||
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) | ||||||||
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 |