Table 2.
Characteristics of women, placentas, and newborns in cases of placental malaria (n = 139) and negative (n = 40) for placental malaria based on histopathologic (according to the presence of parasites and/or hemozoin), Colombia*
| Characteristic | Placental malaria | |
|---|---|---|
| No | Yes | |
| Weeks of follow up (mean)† | 16.0 (8.5) | 11.2 (7.2) |
| Age (years) | 23.61 (6.13) | 22.48 (6.42) |
| Years of residence in endemic zone (years) | 14.92 (8.52) | 14.61 (9.58) |
| No. previous pregnancies | 1.95 (2.18) | 1.78 (1.58) |
| First pregnancy | 23.7% | 22.5% |
| Pregnancy malaria at any time | 51.8% | 100% |
| Pregnancy malaria at delivery | 7.9% | 23.1% |
| Weeks of gestation at primary episode of malaria | 27.7 (9.9) | 31.2 (7.8) |
| Hb level in first half of pregnancy (g/dL) | 11.66 (1.38) | 11.42 (2.03) |
| Anemia (Hb level < 11 g/dL): first half of pregnancy | 27.4% | 29.2% |
| Hb level in second half of pregnancy (g/dL)† | 10.90 (1.62) | 9.98 (1.72) |
| Anemia (Hb level < 11 g/dL): second half of pregnancy† | 50.5% | 69.7% |
| Preeclampsia | 3.8% | 3.8% |
| Gestational age (weeks) | 38.4 (2.7) | 38.0 (3.1) |
| Prematurity (< 37 weeks) | 8.3% | 2.9% |
| Placental weight (grams) | 563.69 (132.37) | 537.27 (121.35) |
| Birth weight (grams) | 3,165.7 (542.8) | 3,202.4 (675.0) |
| Low birth weight (< 2,500 grams) | 7.8% | 2.6% |
| Cephalic perimeter (cm) | 33.70 (2.67) | 33.84 (2.79) |
| Length (cm) | 48.84 (3.02) | 48.45 (4.18) |
| Apgar score at 1 minute | 7.98 (0.97) | 8.15 (0.61) |
| Apgar score at 5 minutes† | 9.72 (0.67) | 9.94 (0.24) |
| Ratio birth weight:placental weight | 5.62 | 5.96 |
*
Values are mean (SD) or proportion (%).
†
P < 0.05.