Table.
Characteristics and outcome of pregnancy in women with type 1 diabetes according to glycaemic control at booking. Values are numbers (percentages) of women unless stated otherwise
| Fair control (HbA1c <7.5%)
|
Poor control (HbA1c ⩾7.5%)
|
P value
|
|
|---|---|---|---|
| No of women | 110 | 48 | |
| Mean (SD) age (years) | 29.0 (4.4) | 26.2 (6.1) | 0.007 |
| Mean (SD) weight at booking (kg) | 67.3 (10.3) | 68.5 (10.4) | NS |
| Mean (range) duration of diabetes (years) | 12.0 (1-28) | 12.5 (1-32) | NS |
| Mean (SD) time of booking (weeks) | 7.6 (2.4) | 8.2 (2.5) | NS |
| Primiparous | 76 (69) | 33 (69) | NS |
| Smokers | 21 (19) | 14 (29) | NS |
| Microvascular complications | 13 (12) | 10 (21) | NS |
| Pregnancy outcome: | |||
| Spontaneous abortion | 4 (4) | 7 (15) | 0.019 |
| Major congenital malformation | 1 (1) | 4 (8) | 0.03 |
| Stillbirth | 1 (1) | 1 (2) | NS |
| Neonatal death | 1 (1) | 1 (2) | NS |
| Total pregnancy loss | 7 (6) | 13 (27) | <0.0001 |