Research Article
ROMA Index Is an Effective Predictor for Advanced Endometrial Cancer before Surgery
Table 1
Characteristics of patients in the training and validation datasets.
| Characteristics | Training dataset | Validation dataset | () | () | | () | () | |
| Age, median (IQR) | 55 (50, 61) | 55 (51, 61) | 0.93 | 54 (49, 58) | 55.5 (50, 63) | 0.65 | Menopause no. (%) | | | 0.40 | | | 0.74 | No | 55 (33.1) | 12 (41.4) | | 15 (29) | 4 (33) | | Yes | 111 (66.9) | 17 (58.6) | | 37 (71) | 8 (67) | | Sterilization no. (%) | | | 0.24 | | | 1.00 | No | 128 (77.1) | 19 (65.5) | | 40 (77) | 10 (83) | | Yes | 38 (22.9) | 10 (34.5) | | 12 (23) | 2 (17) | | Parity, median (IQR) | 1 (1, 2) | 2 (1, 2) | 0.66 | 1 (1, 2) | 1 (1, 1.5) | 0.59 | BMI, median (IQR) | 24.7 (22.6, 27.6) | 24.9 (23.6, 27.7) | 0.35 | 24.3 (22.3, 27.6) | 22.5 (21.7, 25.2) | 0.11 | Hypertension no. (%) | | | 0.83 | | | 0.27 | No | 108 (65.1) | 20 (69.0) | | 38 (73) | 11 (92) | | Yes | 58 (34.9) | 9 (31.0) | | 14 (27) | 1 (8) | | DM no. (%) | | | 0.38 | | | 0.31 | No | 143 (86.1) | 27 (93.1) | | 48 (92) | 10 (83) | | Yes | 23 (13.9) | 2 (6.9) | | 4 (8) | 2 (17) | | Tumor size, median (IQR) | 2.4 (1.4) | 4.9 (2.2) | <0.001 | 2.7 (1.5) | 5.5 (2.7) | <0.001 | ROMA index no. (%) | | | <0.001 | | | <0.001 | No | 142 (85.5) | 8 (27.6) | | 46 (88) | 4 (33) | | Yes | 24 (14.5) | 21 (72.4) | | 6 (12) | 8 (67) | |
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Note: , not advanced endometrial cancer; , advanced endometrial cancer. Abbreviations: IQR: interquartile range; BMI: body mass index; DM: diabetes mellitus. |