Stillbirths Stockholm n = 78 mean (SD) or n (%) | Stillbirths Sweden n = 314 mean (SD) or n (%) | p valuea/ | |
---|---|---|---|
Maternal characteristics | |||
Age (years) | 32.2 (5.1) | 30.4 (5.5) | < 0.001 |
BMIb | 25.5 (4.4) | 26.6 (5.4) | 0.09 |
Smokersc | 4 (5) | 18 (5.7) | 0.80 |
In vitro fertilization | 4 (5) | 18 (5.7) | 0.80 |
Nullipara | 20 (25.6) | 156 (49.7) | < 0.001 |
Duplex | 5 (6.4) | 22 (7) | 0.47 |
At least one previous miscarriage | 26 (33.3) | 71 (22.6) | 0.05 |
Complications of pregnancyd | 9 (11.5) | 3 (0.9) | < 0.001 |
Socio-economic situation | |||
Living with the father of the child | 69 (87.3) | 266 (84.7) | 0.66 |
Single mother | 4 (5) | 7 (2.2) | 0.17 |
Education: more than 3 years postsecondary | 29 (39.7) | 94 (29.9) | 0.09 |
Working fulltime | 38 (48.7) | 118 (37.6) | 0.09 |
Country of birth | 0.13 | ||
Sweden | 33 (42.3) | 216 (64.3) | |
Asia | 17 (21.8) | 57 (16.9) | |
Africa | 15 (19.2) | 34 (10.1) | |
Europe | 2 (2.6) | 18 (5.4) | |
South America | 2 (2.6) | 1 (0.3) | |
Unknown/Missing | 5 (6.4) | 10 (3) | |
Onset of labor | 0.92 | ||
Spontaneous | 17 (21.5) | 69 (20.5) | |
Induced | 53 (67.1) | 230 (68.5) | |
Caesarean (ES + AS) | 9 (11.4) | 36 (10.7) | |
Method of delivery | 0.43 | ||
Spontaneous vaginal | 67 (84.8) | 287 (85.4) | |
Vacuum | 2 (2.5) | 2 (0.6) | |
Caesarean (ES + AS) | 10 (12.6) | 47 (13.9) | |
Foetal characteristics | n = 79 | n = 336 | |
22–32 weeks | 33 (41.8) | 137 (40.8) | 0.65 |
Term pregnancies | 27 (34.2) | 121 (36) | 0.39 |
Birth weight (g) | 1953 (1241) | 2029 (1231) | 0.65 |
Length (cm) | 42 (10.1) | 43 (9.7) | 0.41 |
Female gender | 41 (51.8) | 170 (50.6) | 0.84 |
Malformations | 6 (7.6) | 6 (1.7) | < 0.001 |
Small for Gestational Age | 32 (40.5) | 97 (28.9) | 0.03 |