21 December 2024 : Clinical Research
Evaluation of Pregnancy Risks in Women with Subchorionic Hematoma Using Machine Learning Models
Lan Wang
123BCDEF, Aiping Qin 2A*, Yihua Yang2C, Yufu Jin2B, Qiuyan Huang2B, Xinyue Huang2B, Yu Feng2B, Ting Liang4B
DOI: 10.12659/MSM.945472
Med Sci Monit 2024; 30:e945472
Table 6 Successful delivery women with SCH divided into training dataset and test dataset (mean, std).
| Training dataset | Test dataset | ||
|---|---|---|---|
| n | 127 | 85 | |
| Age | 31.8 (4.2) | 32.8 (4.6) | |
| Spouse age | 33.2 (4.8) | 34.5 (5.0) | |
| Previous pregnancy times | 1.9 (0.9) | 2.0 (1.0) | |
| Live birth times | 0.3 (0.5) | 0.3 (0.5) | |
| Endometrial injury history | No | 75 (59.1%) | 46 (54.1%) |
| Endocervical curettage | 0 (0.0%) | 0 (0.0%) | |
| Uterine curettage | 29 (22.8%) | 20 (23.5%) | |
| Intrauterine device | 6 (4.7%) | 1 (1.2%) | |
| Hysteroscope | 13 (10.2%) | 12 (14.1%) | |
| Cesarean section | 3 (2.4%) | 5 (5.9%) | |
| Myomectomy | 1 (0.8%) | 1 (1.2%) | |
| Number of spontaneous abortions | 0.2 (0.4) | 0.2 (0.4) | |
| BMI (kg/m) | 21.1 (2.4) | 21.3 (2.8) | |
| SBP (mmHg) | 113.3 (6.9) | 113.1 (7.1) | |
| DBP (mmHg) | 72.9 (5.8) | 74.0 (6.8) | |
| PT (s) | 10.9 (0.7) | 10.9 (0.7) | |
| APTT (s) | 33.0 (3.1) | 33.8 (3.5) | |
| TT (s) | 11.1 (0.9) | 11.2 (0.9) | |
| Fib (g/L) | 3.3 (0.7) | 3.5 (0.7) | |
| CA125 (U/mL) | 22.0 (12.6) | 22.2 (20.0) | |
| SCH diagnosis time (d) | 46.6 (111.5) | 37.7 (77.6) | |
| Gestational sac maximum diameter (mm) | 26.2 (10.3) | 27.9 (8.8) | |
| Hematoma maximum diameter (mm) | 20.5 (8.3) | 24.9 (27.3) | |
| gsmd_hmd_ratio | 1.5 (0.9) | 1.5 (0.7) | |
| Hematoma duration (d) | 63.4 (16.9) | 63.0 (16.6) | |
| The first positive HCG time (d) | 30.83 (2.03) | 31.25 (2.00) | |
| The first positive HCG level (IU/L) | 653.5 (712.2) | 654.1 (760.6) | |
| Gestational age (w) | Premature | 14 (11.0) | 8 (9.4) |
| Full-term | 113 (89.0) | 77 (90.6) |