TABLE 3.
Causes of stillbirth according to ICD‐10 PM coding observed in cases and controls
| Causes according to ICD‐10 PM coding | Cases in 2020 (n = 134) | Controls in 2019 (n = 183) | P value |
|---|---|---|---|
| Maternal conditions associated with fetal death | |||
| M1: Complications of placenta, cord & membranes | 22 (16.4) | 23 (12.6) | 0.334 |
| Abruption with hypertension | 4 (3.0) | 12 (6.6) | 0.169 |
| Abruption without hypertension | 12 (9.0) | 1 (0.50 | |
| Placental previa | 2 (1.5) | 2 (1.1) | 1.000 |
| Cord prolapse | 4 (3.0) | 4 (2.2) | 0.724 |
| Cord round the neck | 0 (0) | 4 (2.2) | 0.140 |
| M2: Maternal complications of pregnancy | 24 (17.9) | 30 (16.4) | 0.763 |
| Multiple pregnancy | 4 (3.0) | 2 (1.1) | 0.245 |
| PROM | 4 (3.0) | 8 (4.4) | 0.569 |
| Preterm labor | 5 (3.7) | 3 (1.6) | 0.289 |
| Oligohydramnios | 11 (8.2) | 14 (7.7) | 1.000 |
| Polyhydramnios | 0 (0) | 3 (1.6) | 0.265 |
| M3: Other complications of labor and delivery | |||
| Malpresentation/malposition | 2 (1.5) | 2 (1.1) | 1.000 |
| M4: Maternal medical & surgical conditions; noxious influences | 49 (36.6) | 68 (37.2) | 1.000 |
| Hypertension | 18 (13.4) | 26 (14.2) | 0.871 |
| Infection | 7 (5.2) | 10 (5.5) | 1.000 |
| Diabetes | 14 (10.4) | 19 (10.4) | 1.000 |
| IHCP | 5 (3.7) | 10 (5.5) | 0.596 |
| Maternal nutritional disorder | 5 (3.7) | 3 (1.6) | 0.289 |
| M4: No maternal high risk | 17 (12.7) | 60 (32.8) | <0.001 |
| Fetal deaths: main cause | |||
| A1/I 1: Birth defect | 17 (12.7) | 26 (10.9) | 0.742 |
| A2: Infection | 4 (3.0) | 5 (2.7) | 0.749 |
| A3: Antepartum hypoxia | 32 (23.9) | 35 (19.1) | 0.331 |
| A4/I5: Other specified disorder: hydrops | 1 (0.7) | 3 (1.6) | 0.640 |
| A5/I6: Disorder related to fetal growth | 40 (29.9) | 59 (32.2) | 0.807 |
| A6/I7: Unspecified cause of death/ other causes | 41 (30.6) | 55 (30.1) | 1.000 |
Abbreviations: ICD, International Classification of Diseases; IHCP, intrahepatic cholestasis of pregnancy; LCSC, lower segment cesarean section; PROM, premature rupture of membranes.
a
Values are given as number (percentage).