Table 1.

Clinical characteristics of cervical cancer patients grouped by KCC4 grading

CharacteristicLow-grade (n = 36)High-grade (n = 36)P
Age, y
    Mean51490.65
    Range31–6637–69
Histology, n (%)
    Squamous cell carcinoma30 (83)37 (84)1.0
    Adenocarcinoma6 (17)7 (16)
FIGO staging, n (%)
    Ib36 (100)41 (93)0.25
    IIa0 (0)3 (7)
Parametrium invasion, n (%)2 (6)22 (50)P < 0.0001
Lymph node metastasis, n (%)3 (8)23 (52)P < 0.0001

NOTE: Low-grade indicates that the distribution of KCC4 staining is less than 50% of tumor area, whereas high-grade indicates that the distribution of KCC4 staining is more than 50% of tumor area. Unpaired t test or χ2 test was used for statistical analyses.