Characteristics of mothers and babies, by neonatal temperature on arrival at hospital, n=184
| Characteristic of baby/mother | Hypothermia <36.5°C n=64 Number (%) | Normothermia 36.5°C–37.5°C n=119 Number (%) | |
| Prematurity | Preterm (<37 weeks) | 9 (14) | 2 (2) |
| Term (37+weeks) | 54 (84) | 116 (97) | |
| Unknown | 1 (2) | 1 (1) | |
| Previous live birth | Yes | 48 (75) | 109 (92) |
| No | 16 (25) | 10 (8) | |
| Disability reported at booking | Yes | 6 (9) | 2 (2) |
| No | 58 (91) | 115 (97) | |
| Unknown | 0 (0) | 2 (2) | |
| Safeguarding concerns reported at booking | Yes | 19 (30) | 20 (17) |
| No | 45 (70) | 99 (83) | |
| Gestation at booking | Early booker (up to 12+6 weeks) | 51 (80) | 101 (85) |
| Delayed booker (13 to 19+6 weeks) | 6 (9) | 13 (11) | |
| Late booker/unbooked (≥20 weeks) | 6 (9) | 3 (2) | |
| Unknown | 1 (2) | 2 (2) | |
| Mother’s ethnicity | British European | 58 (91) | 114 (9%) |
| East European | 3 (4.5) | 0 (0) | |
| Indian | 0 (0) | 1 (1) | |
| North European | 1 (1.5) | 0 (0) | |
| South African | 1 (1.5) | 0 (0) | |
| South European | 0 (0) | 1 (1) | |
| Other | 1 (1.5) | 4 (3) | |
| Mother born in UK | Yes | 57 (89) | 112 (94) |
| No | 6 (9) | 5 (4) | |
| Unknown | 1 (2) | 2 (2) | |
| Model of care | Consultant led | 25 (39) | 48 (40) |
| Midwifery led | 37 (57) | 70 (59) | |
| Unknown | 2 (3) | 1 (1) | |
| Mother’s attendance at antenatal appointments | All attended | 52 (81) | 88 (74) |
| Not all attended | 12 (19%) | 25 (21) | |
| Unknown | 0 (0) | 6 (5) | |
| Characteristic of baby/mother | <36.5°C n=64 Median (IQR) | ≥36.5°C n=119 Median IQR | |
| Mother’s age at booking | 28 (23–34)) | 31 (27–35)) |