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Table 1 Demographic characteristics of retrospective study

From: Deprivation and poor psychosocial support are key determinants of late antenatal presentation and poor fetal outcomes-a combined retrospective and prospective study

Variables Early bookers n = 29,698 Late bookers n = 4686 Significance
Age (years): mean (range;SD) 28.7 (14–52; 6) 27.5 (13–32; 6.6) P = 0.61
Teenage pregnancy = Yes : %(n) 6.9 (2031) 12.4 (579) P < 0.001
Maternal age > 35 years = Yes: %(n) 18.0 (5321) 16.4 (769) P = 0.011
Parity: mean 0.85 1.14 P < 0.001
White ethnicity = No: %(n) 16.3 (4750) 37.4 % (1668) P < 0.001
Maternal employment = No: %(n) 23.9 (4263) 52 (1254) P < 0.001
Paternal employment = No: %(n) 4.8 (753) 12.4 (227) P < 0.001
IMD score % (n) 5.9 (1068) 10.4 (1875) =0.031
Smoking status = Yes: %(n) 14.7 (4348) 18.8 (873) P < 0.001
Body mass index (kg/m2): mean (range, SD) 25.6 (17.5–52; 4.7) 26.3 (17.6–54; 4.6) P = 0.357