Table 3 Participant demographics (n = 368)
| Â | Mean | (SD) |
|---|---|---|
Age (years) | 40.2 | (5.9) |
Weight (kg) | 84.0 | (20.5) |
Height (cm) | 170.4 | (9.5) |
| Â | N | (%) |
Sex | ||
 Female | 209 | (56.8) |
 Male | 159 | (43.2) |
Weight status | ||
 Underweight | 1 | (0.3) |
 Normal | 114 | (31.0) |
 Overweight | 124 | (33.7) |
 Obese | 129 | (35.1) |
Smoker | 34 | (9.2) |
Aboriginal and Torres Strait Islander peoples | 4 | (1.1) |
Born in Australia | 279 | (75.8) |
Marital status | ||
 Never married | 26 | (7.1) |
 Married/de facto | 313 | (85.1) |
 Separated, divorced or widowed | 29 | (7.8) |
Chronic illness | ||
 None | 163 | (44.3) |
 Single | 107 | (29.1) |
 Multiple | 98 | (26.6) |
Self-reported sleep chronotype | ||
 Definitely a morning type | 82 | (22.3) |
 More a morning type than evening type | 122 | (33.2) |
 More an evening type than morning type | 111 | (30.2) |
 Definitely an evening type | 53 | (14.4) |
Adults in household | ||
 One | 38 | (10.3) |
 Two | 305 | (82.9) |
 Three | 17 | (4.6) |
 Four or more | 7 | (1.9) |
Children in household | ||
 One | 36 | (9.8) |
 Two | 195 | (53.0) |
 Three | 95 | (25.8) |
 Four or more | 42 | (11.5) |
Education | ||
 Year 10 or less | 17 | (4.6) |
 Year 11—12 | 49 | (13.3) |
 Certificate/Diploma | 125 | (34.0) |
 University degree | 177 | (48.1) |
Occupation | ||
 Managerial and professional | 148 | (40.2) |
 Technical and clerical | 77 | (20.9) |
 Community, personal service, sales | 67 | (18.2) |
 Machinery operators, drivers, labourers | 14 | (3.8) |
 No job/other | 62 | (16.8) |
Household income (Australian dollars) | ||
 < $50,000 | 37 | (10.1) |
 Between $50,000 and $99,999 | 111 | (30.2) |
 Between $100,000 and $199,999 | 176 | (47.8) |
 ≥ $200,000 | 44 | (12.0) |
 None | 55 | (14.9) |
 < 15 | 25 | (6.8) |
 15–35 | 119 | (32.3) |
 36 +  | 169 | (45.9) |