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Diabetes in pregnancy: are we providing the best care ... - HQIP

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Appendix D<br />

Association of demographic and cl<strong>in</strong>ical characteristics, social and lifestyle factors, and cl<strong>in</strong>ical c<strong>are</strong> with all<br />

fetal and neonatal deaths from 20 <strong>we</strong>eks of gestation up to 28 days after delivery <strong>in</strong> babies of women with<br />

type 1 and type 2 diabetes<br />

Association of demographic characteristics with fetal and neonatal death from 20 <strong>we</strong>eks gestation <strong>in</strong> babies<br />

of women with type 1 and type 2 diabetes<br />

Demographic<br />

characteristic<br />

Cases<br />

n/N (%)<br />

Controls<br />

n/N (%)<br />

Crude OR<br />

[95% CI]<br />

Adjusted OR<br />

Age - - 1.0 [1.0, 1.0] 1.0 [1.0, 1.0] b<br />

Black, Asian or O<strong>the</strong>r<br />

Ethnic M<strong>in</strong>ority group<br />

35/137 (26) 41/220 (19) 1.5 [0.9, 2.5] 1.2 [0.7, 2.2] a<br />

Primigravidity 65/137 (47) 92/220 (42) 1.3 [0.8, 1.9] 1.4 [0.9, 2.3] a<br />

Maternal social deprivation d - - 1.2 [1.0, 1.4] 1.2 [1.0, 1.4] c<br />

a<br />

adjusted for maternal age and deprivation.<br />

b<br />

adjusted for maternal deprivation.<br />

c<br />

adjusted for maternal age. Odds ratio is for one year <strong>in</strong>crease <strong>in</strong> maternal age.<br />

d<br />

Qu<strong>in</strong>tile of social deprivation derived from postcode of residence. Odds ratio is for unit <strong>in</strong>crease <strong>in</strong> deprivation qu<strong>in</strong>tile.<br />

Association of cl<strong>in</strong>ical characteristics with fetal and neonatal death from 20 <strong>we</strong>eks gestation <strong>in</strong> babies of women<br />

with type 1 and type 2 diabetes<br />

Cl<strong>in</strong>ical characteristic<br />

Cases<br />

n/N (%)<br />

Controls<br />

n/N (%)<br />

Crude OR<br />

[95% CI]<br />

Adjusted OR a<br />

Body Mass Index (BMI ≥ 30) 22/81 (27) 33/137 (24) 1.2 [0.6, 2.2] 1.0 [0.5, 2.1]<br />

Pre-exist<strong>in</strong>g diabetes<br />

complications<br />

25/115 (22) 16/197 (8) 3.1 [1.6, 6.3] 2.7 [1.3, 5.5]<br />

Ret<strong>in</strong>opathy <strong>in</strong> <strong>pregnancy</strong> 32/89 (36) 50/167 (30) 1.3 [0.8, 2.3] 1.5 [0.8, 2.6]<br />

Diabetic nephropathy<br />

<strong>in</strong> <strong>pregnancy</strong><br />

17/108 (16) 14/185 (8) 2.3 [1.1, 4.9] 2.0 [0.9, 4.5]<br />

Recurrent episodes of<br />

hypoglycaemia dur<strong>in</strong>g<br />

62/125 (50) 105/205 (51) 0.9 [0.6, 1.5] 1.1 [0.7, 1.8]<br />

<strong>pregnancy</strong><br />

Severe hypoglycaemia dur<strong>in</strong>g<br />

<strong>pregnancy</strong> (one or more<br />

episodes of hypoglycaemia<br />

requir<strong>in</strong>g external help)<br />

16/90 (18) 32/167 (19) 0.9 [0.5, 1.8] 1.0 [0.5, 2.1]<br />

Antenatal evidence of fetal<br />

growth restriction<br />

Antenatal evidence of<br />

macrosomia (fetal size<br />

>90th centile)<br />

a<br />

adjusted for maternal age and deprivation.<br />

14/113 (12) 11/218 (5) 2.7 [1.2, 6.1] 2.6 [1.1, 6.2]<br />

34/109 (31) 76/216 (35) 0.8 [0.5, 1.4] 0.9 [0.6, 1.5]<br />

125

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