Table 3 Demographic characteristics of prospective study
Variables | Early booking n = 114 | Late booking n = 44 | Significance | |
|---|---|---|---|---|
Age (years): mean (range;SD) | 29.75 (17.62–40.20;5.33) | 29.89 (18.40–43.88;6.42) | P = 0.893 | |
Teenage pregnancy = Yes : % (n) | 4.4 (5) | 4.5 (2) | P = 0.965 | |
Maternal age > 35 years = Yes: % (n) | 19.3 (22) | 25.0 (11) | P = 0.429 | |
Parity: median (range) | 0 (0–4) | 1 (0–6) | P = 0.046 | |
Multiparous: % (n) | 49.1 (56) | 59.1 (26) | P = 0.261 | |
Married/Partnership = No: % (n) | 43.9 (50) | 65.9 (29) | P = 0.013 | |
White ethnicity = No: % (n) | 27.2 (31) | 25.0 (11) | P = 0.780 | |
Employment = No: % (n) | 21.6 (24) | 31.8 (14) | P = 0.183 | |
Further education: % (n) | No qualifications | 2.7 (3) | 4.7 (2) | Â |
Up to NVQ level 2 | 28.3 (32) | 32.6 (14) | Â | |
Up to NVQ level 3 | 15.9 (18) | 25.6 (11) | P = 0.440 | |
Up to professional qualifications | 46.0 (52) | 32.6 (14) | Â | |
Foreign qualifications | 7.1 (8) | 4.7Â % (2) | Â | |
Smoking status = Yes: %(n) | 8.8 (10) | 15.9 (7) | P = 0.201 | |
Body mass index (kg/m2): mean (range, SD) | 25.12 (17.54–42.24;5.21) | 22.96 (18.59–30.47;3.38) | P = 0.082 | |