Table 1.
Baseline characteristics of the cohort
| Number | (Percentage) | ||
|---|---|---|---|
| Parent characteristics (N = 331) | |||
| Gender | Missing | 3 | (0.91) |
| Female | 301 | (90.94) | |
| Male | 27 | (8.16) | |
| Age | Missing | 13 | (3.93) |
| Median years (IQR) | 39 (35–45) | ||
| Ethnicity | Missing | 14 | (4.23) |
| Asian | 7 | (2.11) | |
| Black | 10 | (3.02) | |
| Mixed | 8 | (2.42) | |
| White | 290 | (87.61) | |
| Other | 2 | (0.60) | |
| Employment | Missing | 14 | (4.23) |
| Full-time parent/care-giver | 45 | (13.60) | |
| In full-time education | 3 | (0.91) | |
| Not currently employed | 13 | (3.93) | |
| Working full-time | 77 | (23.26) | |
| Working part-time | 179 | (54.08) | |
| Education | Missing | 14 | (4.23) |
| Up to GCSEs/GCEs/‘O’ levels or equivalent | 14 | (4.23) | |
| ‘A’ levels/NVQs/GNVQs or equivalent | 19 | (5.74) | |
| First degree/diploma/HNC/HND or equivalent | 165 | (49.85) | |
| Higher degree (e.g. MSc, PhD) or equivalent | 116 | (35.05) | |
| No official qualification | 3 | (0.91) | |
| Do you have any medical training? | Missing | 14 | (4.23) |
| No | 251 | (75.83) | |
| Yes | 66 | (19.94) | |
| Household characteristics (N = 331) | |||
| Bedrooms per person in household | Median (IQR) | 0.88 (0.67–1) | |
| Smoker in house | No | 292 | (88.22) |
| Yes | 25 | (7.55) | |
| No. of adults (aged 16+) living in child’s main home | Missing | 14 | (4.23) |
| 0 | 1 | (0.30) | |
| 1 | 29 | (8.76) | |
| 2 | 253 | (76.44) | |
| 3 | 23 | (6.95) | |
| 4+ | 11 | (3.32) | |
| Age of adults in home | Median years (IQR) | 38.5 (35–44) | |
| Total no. of children in home | Missing | 14 | (4.23) |
| 1 | 140 | (42.30) | |
| 2 | 149 | (45.02) | |
| 3 | 24 | (7.25) | |
| 4 | 3 | (0.91) | |
| 5 | 1 | (0.30) | |
| Child-level characteristic (N = 485) | |||
| Age | Median years (IQR) | 4 (2–8) | |
| Gender | Female | 245 | (50.52) |
| Male | 240 | (49.48) | |
| Ethnicity | Asian | 13 | (2.68) |
| Black | 16 | (3.30) | |
| Mixed | 32 | (6.60) | |
| White | 419 | (86.39) | |
| Other | 5 | (1.03) | |
| Does child attend school or day care? | School | 261 | (53.81) |
| Day care (3–5 days per week) | 78 | (16.08) | |
| Day care (1–2 days per week) | 81 | (16.70) | |
| No (or not that I am aware of) | 65 | (13.40) | |