Table 12 (abstract P86).
Correct identification of known risk factors for stillbirth and answers regarding statements on stillbirth in 212 Irish healthcare professionals
| Risk factors for Stillbirth | True (%) | False (%) | Don’t know (%) | Unanswered (%) |
|---|---|---|---|---|
| Previous caesarean section delivery | 59 (29.6) | 125 (59) | 15 (7) | 13 (6.1) |
| Previous stillbirth | 172 (84.7) | 23 (10.8) | 8 (3.8) | 15 (7.1) |
| Recurrent pregnancy loss | 154 (76.2) | 37 (17.5) | 10 (4.7) | 9 (4.2) |
| Obstetric cholestasis | 185 (89.4) | 14 (6.6) | 8 (3.8) | 5 (2.4) |
| Influenza A | 70 (35.5) | 67 (31.6) | 60 (28.3) | 15 (7.1) |
| Maternal smoking | 202 (98) | 3 (1.4) | 1 (0.5) | 6 (2.8) |
| Pre-existing hypertension | 187 (91.7) | 9 (4.2) | 8 (3.8) | 8 (3.8) |
| Maternal age over 35 years | 154 (75.5) | 41 (19.3) | 9 (4.2) | 8 (3.8) |
| BMI over 30 | 140 (82.4) | 17 (8) | 13 (6.1) | 42 (19.8) |
| True statements regarding stillbirth | ||||
| Maternal age >40 doubles risk | 132 (62.3) | 35 (16.5) | 35 (16.5) | 10 (4.7) |
| Sleeping in right lateral position increases risk | 24 (11.3) | 154 (72.6) | 30 (14.2) | 4 (1.8) |
| Multiple pregnancy increases risk | 140 (66) | 44 (20.8) | 20 (9.4) | 8 (3.8) |
| Black women have 4-5 times higher risk than Caucasian women | 45 (21.2) | 78 (36.8) | 82 (38.7) | 7 (3.3) |
| Down syndrome increases risk of stillbirth at term | 84 (39.6) | 89 (42) | 31 (14.6) | 8 (3.8) |
| Primiparity doubles the risk | 28 (13.2) | 137 (64.6) | 35 (16.5) | 12 (5.6) |
| Risk increased beyond 39 weeks in primigravida > 40 years old | 136 (64.2) | 55 (25.9) | 16 (7.5) | 5 (2.4) |
| Inter-pregnancy increase of BMI by 5units | 89 (42) | 47 (22.2) | 68 (32) | 8 (3.8) |
| False statements regarding stillbirth | ||||
| Risk with obstetric cholestasis 10% | 116 (54.7) | 37 (17.5) | 52 (24.5) | 7 (3.3) |
| IUGR is a factor in 40% of cases | 166 (78.3) | 16 (7.5) | 23 (10.8) | 7 (3.3) |
| 80% of stillbirth occurs in high-risk pregnancies | 92 (43.4) | 89 (42) | 24 (11.3) | 7 (3.3) |
| 40% of stillbirths at term due to placental abruption | 117 (55.2) | 50 (23.6) | 40 (18.9) | 5 (2.4) |
| Commonest cause of stillbirth 24-28 weeks is infection | 112 (52.8) | 42 (19.8) | 50 (23.6) | 8 (3.8) |
| Recreational cannabis use increases risk by 20% | 119 (56.1) | 32 (15.1) | 56 (26.4) | 5 (2.4) |
| Equal risk between GDM and IDDM patients | 52 (24.5) | 117 (55.2) | 38 (17.9) | 5 (2.4) |