Sociodemographic data from the completed responses
| Characteristics | n (%) |
| Age in years (n=553) | |
| Under 20 | 5 (0.9) |
| 20–24 | 30 (5.4) |
| 25–29 | 72 (13.0) |
| 30–34 | 199 (36.0) |
| 35–39 | 119 (21.5) |
| 40–44 | 78 (14.1) |
| 45+ | 50 (9.0) |
| Born in Australia (n=553) | |
| Yes | 421 (76.1) |
| No | 132 (23.9) |
| Language other than English at home (n=553) | |
| Yes | 65 (11.8) |
| No | 488 (88.2) |
| Education (n=553) | |
| Secondary education completion | 32 (5.8) |
| Certificate, diploma or advanced diploma | 76 (13.8) |
| Bachelor degree | 207 (37.4) |
| Graduate diploma or postgraduate degree | 238 (43.0) |
| Current employment status (n=553) | |
| Paid employment | 442 (79.9) |
| Unpaid employment | 21 (3.8) |
| Unemployed | 48 (8.7) |
| Studying | 42 (7.6) |
| Household income (n=553) | |
| AUS$2000 or more per week (AUS$104 000 or more per year) | 167 (30.2) |
| AUS$1000–US$1999 per week (AUS$52 000–AUS$103 999 per year) | 247 (44.7) |
| AUS$1–US$999 per week (AUS$1–AUS$51 999 per year) | 123 (22.3) |
| Nil income | 8 (1.4) |
| Not stated | 8 (1.4) |
| Chronic medical condition (could select more than one) (n=553) | |
| No | 394 (71.2) |
| Yes* | 159 (28.8) |
| Prescription medication other than the contraceptive pill (n=553) | |
| No | 412 (74.5) |
| Yes | 141 (25.5) |
| BMI (n=553) | |
| <25 kg/m2 | 274 (49.5) |
| >25 kg/m2 | 279 (50.5) |
| Current pregnancy status (n=553) | |
| No | 424 (76.7) |
| Yes | 110 (19.9) |
| Unsure but possibly pregnant | 19 (3.4) |
| Previous pregnancy status (n=553) | |
| Never pregnant (nulliparous) | 153 (27.7) |
| Previously pregnant (parous) | 308 (55.7) |
| Unknown status | 92 (16.6) |
| Self-esteem (Rosenberg’s self-esteem scale score 0–30) (n=553) | |
| Low self-esteem (0–14) | 26 (4.7) |
| Normal range (15-25) | 436 (78.8) |
| High self-esteem (26 - 30) | 91 (16.5) |
| Social support (Multidimensional Scale of Perceived Social Support score 1–7) (n=553) | |
| Low support (1–2.9) | 0 (0) |
| Moderate support (3-5) | 42 (7.6) |
| High support (5.1–7) | 470 (85) |
| Not completed | 41 (7.4) |
*Participants could select more than one condition (conditions included: mental health, diabetes, high blood pressure, high cholesterol, obesity, thyroid disorder, inflammatory bowel disease, kidney disease, congenital heart disorder, genetic or inherited condition).
BMI, body mass index.