Research Article
Mild Anemia and Pregnancy Outcome in a Swiss Collective
Table 2
Maternal outcome (%).
(a) |
| | Group 1 | Group 2 | Group 3 | Group 4 | All women |
| Hb at delivery (g/dL) | 10.9 ± 1.1 (8.8–12.7) | 12.1 ± 1.2 (7.9–15.4) | 11.3 ± 0.9 (9.1–12.9) | 12.5 ± 0.9 (9.5–15.1) | 12.1 ± 1.2 (7.9–15.4) | Placental abruption | 0/25 (0.0) | 1/123 (0.8) | 0/45 (0.0) | 1/189 (0.5) | 2/382 (0.5) | Abnormal placentation | 2/25 (8.0) | 4/123 (3.3) | 0/45 (0.0) | 2/189 (1.1) | 8/382 (2.1) | Preeclampsia, eclampsia | 0/25 (0.0) | 1/123 (0.8) | 3/45 (6.7) | 4/189 (2.1) | 8/382 (2.1) | Cardiac failure | 0/25 (0.0) | 0/123 (0.0) | 0/45 (0.0) | 0/189 (0.0) | 0/382 (0.0) | Delivery modus | | | | | | Nonoperative vaginal delivery | 16/25 (64.0) | 69/123 (56.1) | 23/45 (51.1) | 91/189 (48.1) | 199/382 (52.1) | Operative vaginal delivery | 1/25 (4.0) | 9/123 (7.3) | 3/45 (6.7) | 31/189 (16.4) | 44/382 (11.5) | Caesarean section prim. | 6/25 (24.0) | 25/123 (20.3) | 14/45 (31.3) | 37/189 (19.6) | 82/382 (21.5) | Caesarean section sec. | 2/25 (8.0) | 20/123 (16.3) | 5/45 (11.1) | 30/189 (15.9) | 57/382 (14.9) | Postpartum hemorrhage | 1/25 (4.0) | 7/123 (5.7) | 6/45 (13.3) | 21/189 (11.1) | 35/382 (9.2) | Puerperal sepsis | 0/25 (0.0) | 0/123 (0.0) | 0/45 (0.0) | 0/189 (0.0) | 0/382 (0.0) | Puerperal infection | 0/25 (0.0) | 6/123 (4.9) | 1/45 (2.2) | 6/189 (3.2) | 13/382 (3.4) | Urinary tract infection | 0/25 (0.0) | 1/123 (0.8) | 0/45 (0.0) | 1/189 (0.5) | 2/382 (0.5) | Wound infection | 0/25 (0.0) | 1/123 (0.8) | 0/45 (0.0) | 2/189 (1.1) | 3/382 (0.8) | Mastitis | 0/25 (0.0) | 2/123 (1.6) | 1/45 (2.2) | 2/189 (1.1) | 5/382 (1.3) | Endometritis | 0/25 (0.0) | 1/123 (0.8) | 0/45 (0.0) | 0/189 (0.0) | 1/382 (0.3) | Thrombophlebitis | 0/25 (0.0) | 1/123 (0.8) | 0/45 (0.0) | 1/189 (0.5) | 1/382 (0.3) | Infection of unclear etiology | 0/25 (0.0) | 1/123 (0.8) | 0/45 (0.0) | 0/189 (0.0) | 1/382 (0.3) | Subinvolution | 1/25 (4.0) | 3/123 (2.4) | 0/45 (0.0) | 2/189 (1.1) | 6/382 (1.6) |
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|
(b) |
| P value | 1 versus 4 | 2 versus 4 | 3 versus 4 | 1, 2, and 3 versus 4 |
| Hb at delivery | 0.001*** | 0.005** | 0.001*** | 0.001*** | Placental abruption | 1 | 1 | 1 | 1 | Abnormal placentation | 0.068 | 0.217 | 1 | 0.284 | Preeclampsia, eclampsia | 1 | 0.652 | 0.132 | 1 | Delivery modus | 0.211 | 0.125 | 0.157 | 0.021* | Postpartum hemorrhage | 0.482 | 0.11 | 0.613 | 0.217 | Puerperal infection | 1 | 0.55 | 1 | 1 | Subinvolution | 0.312 | 0.386 | 1 | 0.685 |
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P value < 0.05; **P value < 0.005; ***P value < 0.001.
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