Table 1 Characteristics of patients in the development and validation sets.
From: Preoperative scoring system for the prediction of risk of lymph node metastasis in cervical cancer
Characteristics | Development set (N = 284) | Validation set (N = 142) | P value |
|---|---|---|---|
Age(y) | 0.364 | ||
< 45 | 111 | 62 | |
≥ 45 | 173 | 80 | |
BMI (kg/m2) | 0.266 | ||
< 24 | 201 | 93 | |
≥ 24 | 83 | 49 | |
Histological type | 0.154 | ||
Squamous | 224 | 102 | |
Adenocarcinoma | 46 | 34 | |
Adenosquamous | 14 | 6 | |
Tumor size(cm) | 0.670 | ||
< 3 | 178 | 92 | |
≥ 3 | 106 | 50 | |
FIGO Stage | 0.421 | ||
Ib1 | 125 | 64 | |
Ib2 | 101 | 56 | |
Ib3 | 16 | 9 | |
IIa1 | 42 | 13 | |
Invasion by MRI | 0.783 | ||
< 1/2 | 160 | 78 | |
≥ 1/2 | 124 | 64 | |
Ca125(U/ml) | 0.147 | ||
< 35 | 267 | 128 | |
≥ 35 | 17 | 14 | |
SCC (ng/ml) | 0.622 | ||
< 1.5 | 173 | 90 | |
≥ 1.5 | 111 | 52 | |
LNM | 0.825 | ||
Negative | 254 | 126 | |
Positive | 30 | 16 | |
