Table 1.
Baseline demographic characteristics
| HENRY | Control | Total | |
|---|---|---|---|
| Parent/caregiver age | |||
| 18–24 years | 6 (12.8%) | 9 (12.9%) | 15 (12.8%) |
| 25–34 years | 34 (72.3%) | 45 (64.3%) | 79 (67.5%) |
| 35–44 years old | 6 (12.8%) | 16 (22.9%) | 22 (18.8%) |
| 45–54 years old | 1 (2.1%) | 0 (0.0%) | 1 (0.9%) |
| 55+ years | 0 (0.0%) | 0 (0.0%) | 0 (0.0%) |
| Total | 47 (100%) | 70 (100%) | 117 (100%) |
| Parent/caregiver gender | |||
| Male | 0 (0.0%) | 4 (5.7%) | 4 (3.4%) |
| Female | 47 (100.0%) | 66 (94.3%) | 113 (96.6%) |
| Total | 47 (100%) | 70 (100%) | 117 (100%) |
| How did participant learn about the study? | |||
| Poster/leaflet in Children’s Centre | 7 (13.7%) | 19 (26.4%) | 26 (21.1%) |
| Introduction at the beginning of group session | 3 (5.9%) | 19 (26.4%) | 22 (17.9%) |
| Social media | 0 (0.0%) | 0 (0.0%) | 0 (0.0%) |
| Children's Centre website | 7 (13.7%) | 4 (5.6%) | 11 (8.9%) |
| Member of staff outside of a group session | 19 (37.3%) | 20 (27.8%) | 39 (31.7%) |
| Other | 15 (29.4%) | 10 (13.9%) | 25 (20.3%) |
| Total | 51 (100%) | 72 (100%) | 123 (100%) |
| Relationship to child | |||
| Mother | 45 (95.7%) | 66 (94.3%) | 111 (94.9%) |
| Father | 0 (0.0%) | 4 (5.7%) | 4 (3.4%) |
| Step–mother/father | 0 (0.0%) | 0 (0.0%) | 0 (0.0%) |
| Other | 1 (2.1%) | 0 (0.0%) | 1 (0.9%) |
| Missing | 1 (2.1%) | 0 (0.0%) | 1 (0.9%) |
| Total | 47 (100%) | 70 (100%) | 117 (100%) |
| Ethnicity | |||
| English/Welsh/Scottish/Northern Irish/British | 27 (57.4%) | 47 (67.1%) | 74 (63.2%) |
| Indian | 3 (6.4%) | 4 (5.7%) | 7 (6.0%) |
| Pakistani | 7 (14.9%) | 5 (7.1%) | 12 (10.3%) |
| Bangladeshi | 1 (2.1%) | 1 (1.4%) | 2 (1.7%) |
| Chinese | 1 (2.1%) | 1 (1.4%) | 2 (1.7%) |
| African | 0 (0.0%) | 3 (4.3%) | 3 (2.6%) |
| Caribbean | 2 (4.3%) | 3 (4.3%) | 5 (4.3%) |
| Mixed ethnicity/Multiple other | 0 (0.0%) | 1 (1.4%) | 1 (0.9%) |
| White other | 5 (10.6%) | 5 (7.1%) | 10 (8.5%) |
| Other | 1 (2.1%) | 0 (0.0%) | 1 (0.9%) |
| Total | 47 (100%) | 70 (100%) | 117 (100%) |
| Child age | |||
| 6–11 months | 19 (40.4%) | 19 (27.1%) | 38 (33.0%) |
| 12–23 months | 12 (25.5%) | 24 (34.3%) | 36 (31.3%) |
| 2 years | 5 (10.6%) | 19 (27.1%) | 24 (20.9%) |
| 3 years | 7 (14.9%) | 4 (5.7%) | 11 (9.6%) |
| 4 years | 2 (4.3%) | 2 (2.9%) | 4 (3.5%) |
| Missinga | 2 (4.3%) | 2 (2.9%) | 4 (3.5%) |
| Total | 47 (100%) | 70 (100%) | 117 (100%) |
| Child gender | |||
| Male | 20 (42.6%) | 36 (51.4%) | 56 (47.9%) |
| Female | 24 (51.1%) | 34 (48.6%) | 58 (49.6%) |
| Missing | 3 (6.4%) | 0 (0.0%) | 3 (2.6%) |
| Total | 47 (100%) | 70 (100%) | 117 (100%) |
| Other children in house | |||
| Yes | 30 (63.8%) | 38 (54.3%) | 68 (58.1%) |
| No | 17 (36.2%) | 32 (45.7%) | 49 (41.9%) |
| Missing | 0 (0.0%) | 0 (0.0%) | 0 (0.0%) |
| Total | 47 (100%) | 70 (100%) | 117 (100%) |
aFor 2 children (1 child in the HENRY arm and 1 child in the control arm), age was collected but due to data inaccuracies, it was set to missing