Table 2. Patients’ demographics and clinical characteristics per PAS subtypes.
| Characteristics | None (N=83) | Accreta (N=38) | Increta (N=120) | Percreta (N=21) | P value |
|---|---|---|---|---|---|
| Maternal age (years) | 30.75±4.08 | 30.89±4.57 | 32.78±4.59 | 31.86±4.73 | 0.008 |
| <35 | 68 (81.93) | 9 (23.68) | 44 (36.67) | 5 (23.81) | 0.028 |
| ≥35 | 15 (18.07) | 29 (76.32) | 76 (63.33) | 16 (76.19) | |
| Gravidity | 3 | 3.5 | 3.5 | 4 | 0.081 |
| Parity | 1 | 1 | 1 | 1 | 0.095 |
| GA at examination (weeks) | 33 | 34 | 33 | 30 | 0.048 |
| GA at delivery (weeks) | 37 | 37 | 36 | 36 | 0.008 |
| Prior C-section | 0.007 | ||||
| Yes | 48 (57.83) | 26 (68.42) | 91 (75.83) | 19 (90.48) | |
| No | 35 (42.17) | 12 (31.58) | 29 (24.17) | 2 (9.52) | |
| Number of prior C-sections | 0.029 | ||||
| 0 | 35 (42.17) | 12 (31.58) | 32 (26.67) | 2 (9.52) | |
| 1 | 40 (48.19) | 23 (60.53) | 70 (58.33) | 13 (61.90) | |
| ≥2 | 8 (9.64) | 3 (7.89) | 18 (15.00) | 6 (28.57) | |
| Prior uterine dilation and curettage | 0.682 | ||||
| Yes | 59 (71.08) | 29 (76.32) | 95 (79.17) | 18 (85.71) | |
| No | 24 (28.92) | 9 (23.68) | 25 (20.83) | 3 (14.29) | |
| Number of prior uterine dilation and curettage | 0.674 | ||||
| 0 | 24 (28.92) | 9 (23.68) | 23 (19.17) | 3 (14.29) | |
| 1 | 19 (22.89) | 9 (23.68) | 34 (28.33) | 7 (33.33) | |
| ≥2 | 40 (48.19) | 20 (52.63) | 63 (52.50) | 11 (52.38) | |
| Placenta previa | <0.001 | ||||
| Yes | 38 (45.78) | 27 (71.05) | 110 (91.67) | 19 (90.48) | |
| No | 45 (54.22) | 11 (28.95) | 10 (8.33) | 2 (9.52) | |
| Placental position | 0.001 | ||||
| Anterior | 41 (49.40) | 16 (42.11) | 54 (45.00) | 15 (71.43) | |
| Posterior | 36 (43.37) | 9 (23.68) | 37 (30.83) | 2 (9.52) | |
| Posterior and anterior | 6 (7.23) | 13 (34.21) | 29 (24.17) | 4 (19.05) | |
Data are presented as mean ± standard deviation, number, or n (%). PAS, placenta accreta spectrum; GA, gestational age; C-section, cesarean section.