Table 1 Clinical and demographic characteristics of pregnant women with severe mental illness

Ethnicity

 Black African & other Black

221 (48.5)

137 (58.1)

84 (38.2)

<0.001

 White British & other White

152 (33.3)

58 (24.6)

94 (42.7)

 Asian/ Mixed/Other

83 (18.2)

41 (17.4)

42 (19.1)

Deprivation score, median (range) ¹

34.9 (3.8-77.2)

35.4 (3.8-77.2)

33.6 (6.8-9.7)

0.226

Maternal age at 1 ^st index delivery, mean (SD),

31.8 (6.2)

30.9 (6.4)

32.9 (5.8)

<0.001

Partner during 1 ^st index pregnancy

 Yes

299 (68.7)

143 (63.8)

156 (73.9)

0.023

 No

136 (31.3)

81 (36.2)

55 (26.1)

Number of children at 1 ^st index pregnancy

 0

197 (44.7)

101 (43.0)

96 (46.6)

0.682

 1

125 (28.3)

71 (30.2)

54 (26.2)

 2

68 (15.4)

38 (16.2)

30 (14.6)

 >/=3

51 (11.6)

25 (10.6)

26 (12.6)

Victim of child abuse

106 (23.3)

60 (25.4)

46 (20.9)

0.254

Victim of domestic abuse before pregnancy

159 (34.9)

83 (35.2)

76 (34.6)

0.889

Victim of domestic abuse in pregnancy

86 (18.9)

45 (19.1)

41 (18.6)

0.906

Smoking in pregnancy

79 (17.3)

51 (21.6)

28 (12.7)

0.012

Alcohol use in pregnancy

77 (16.9)

40 (17.0)

37 (16.8)

0.970

Substance use in pregnancy

61 (13.4)

39 (16.5)

22 (10.0)

0.041

Self-harm in 2 years before pregnancy

67 (14.7)

41 (17.4)

26 (11.8)

0.094

Number of days of acute care in 2 years before pregnancy,

 0

262 (57.5)

121 (51.3)

141 (64.1)

0.021

 1-33

67 (14.7)

38 (16.1)

29 (13.2)

 34-79

63 (13.8)

42 (17.8)

21 (9.6)

 83-537

64 (14.0)

35 (14.8)

29 (13.2)

Number of acute admissions in 2 years before pregnancy

 0

262 (57.5)

121 (51.3)

141 (64.1)

0.025

 1

127 (27.9)

78 (33.1)

49 (22.3)

 2

38 (8.3)

23 (9.8)

15 (6.8)

 >2

29 (6.4)

14 (5.9)

15 (6.8)

Time since last admission (years)

 1 year

104 (53.6)

65 (56.5)

39 (49.4)

0.326

 2 years

90 (46.4)

50 (43.5)

40 (50.6)

Highest HoNOS total adjusted score in 2 years before pregnancy, median (range) ²

12 (0–36)

12 (0–36)

12 (0–28)

0.768