Table 1 Participant Characteristics
Characteristic | Variable code | Males (n = 921) | Females (n = 984) | Total (n = 1 905) | |||
|---|---|---|---|---|---|---|---|
Mean (SD) | Mean (SD) | Mean (SD) | |||||
Age (years) | Age (continuous variable) | 46.8 (16.5) | 46.3 (16.2) | 46.6 (16.4) | |||
BMI (kg/m2) | Not applicable (entered as weight categories) | 28.3 (6.7) | 27.9 (8.0) | 28.1 (7.4) | |||
QoL (AQoL-8D) | |||||||
- Utility score | Dependent variable | 0.70 (0.21) | 0.68 (0.21) | 0.69 (0.21) | |||
- Psychosocial score | Dependent variable | 0.40 (0.21) | 0.37 (0.19) | 0.38 (0.20) | |||
- Physical score | Dependent variable | 0.70 (0.21) | 0.69 (0.22) | 0.70 (0.22) | |||
N | % | n | % | n | % | ||
Marital status | |||||||
- Never married | Referent | 218 | 24 | 184 | 19 | 402 | 21 |
- Divorced | divorced | 75 | 8 | 126 | 13 | 201 | 11 |
- Widowed | widowed | 12 | 1 | 47 | 5 | 59 | 3 |
- Married | married | 616 | 67 | 627 | 64 | 1 243 | 65 |
Education (completed Year 12) | gradhs | 708 | 77 | 709 | 72 | 1 417 | 74 |
Household income (per annum; Australian dollars) | |||||||
- < $40,000 | Referent | 216 | 23 | 263 | 27 | 479 | 25 |
- $40,001–$70,000 | Inc40k70k | 236 | 26 | 230 | 23 | 466 | 24 |
- $70,001–$100,000 | Inc70k100k | 164 | 18 | 181 | 18 | 345 | 18 |
- $100,001–$130,000 | Inc100k130k | 109 | 12 | 77 | 8 | 186 | 10 |
- > $130,000 | Incg130k | 86 | 9 | 93 | 9 | 179 | 9 |
- other | incother | 110 | 12 | 140 | 14 | 250 | 13 |
Hospital admissions | |||||||
- 0 admissions | Referent | 724 | 79 | 793 | 81 | 1 517 | 80 |
- 1–3 admissions | Hospadmit3 | 189 | 21 | 187 | 19 | 376 | 20 |
- >3 admissions | Hospadmit4 | 8 | 1 | 4 | 0 | 12 | 1 |
GP visits | |||||||
- 0 visits | Referent | 149 | 16 | 85 | 9 | 234 | 12 |
- 1–3 visits | Gp3 | 502 | 55 | 516 | 52 | 1 018 | 53 |
- >3 visits | Gp4 | 270 | 29 | 383 | 39 | 653 | 34 |
Weight perception | |||||||
- Underweight | Not applicable (entered as weight misperception) | 35 | 4 | 33 | 3 | 68 | 4 |
- Healthy | Not applicable (entered as weight misperception) | 386 | 42 | 433 | 44 | 819 | 43 |
- Overweight | Not applicable (entered as weight misperception) | 373 | 40 | 365 | 37 | 738 | 39 |
- Obese | Not applicable (entered as weight misperception) | 127 | 14 | 153 | 16 | 280 | 15 |
Weight category (from self-reported BMI in kg/m2) | |||||||
- Underweight (<18.5) | trueuw | 45 | 5 | 100 | 10 | 145 | 8 |
- Healthy weight (18.5 to <25) | Referent | 270 | 29 | 340 | 35 | 610 | 32 |
- Overweight (25 to <30) | trueow | 320 | 35 | 245 | 25 | 565 | 30 |
-Obese (≥30) | trueob | 286 | 31 | 299 | 30 | 585 | 31 |
Weight misperception | |||||||
- Underestimate | underestweight | 296 | 32 | 224 | 23 | 520 | 27 |
- Overestimate | overestweight | 50 | 5 | 133 | 14 | 183 | 10 |
Comorbidities | |||||||
- Diabetes | diabetes | 109 | 12 | 93 | 9 | 202 | 11 |
- Heart disease | heart | 90 | 10 | 53 | 5 | 143 | 8 |
- Hypertension | highbp | 238 | 26 | 224 | 23 | 462 | 24 |
- Arthritis | arthritis | 98 | 11 | 179 | 18 | 277 | 15 |