Research Article
Circumvallate Placenta: Associated Clinical Manifestations and Complications—A Retrospective Study
Table 1
Comparison of maternal characteristics between circumvallate placenta and control groups.
| | Circumvallate placenta () | Control () | value |
| Maternal age (years) | 31.9 (19–45) | 31.6 (16–50) | 0.76 | Maternal age ≥35 | 25 (27.2%) | 2691 (29.7%) | 0.60 | Primipara | 46 (50%) | 4579 (50.5%) | 0.92 | Spontaneous pregnancy | 84 (91.3%) | 8383 (92.5%) | 0.65 | Pregnancy by artificial insemination | 2 (2.2%) | 126 (1.4%) | 0.53 | Pregnancy by fertility drug | 2 (2.2%) | 194 (2.1%) | 0.98 | Pregnancy by in vitro fertilization | 4 (4.3%) | 355 (3.9%) | 0.96 |
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