Table 3

Comparison of clinico-pathological characteristics of patients with or without SLN micro-metastasis

CharacteristicOSNA positive (n=6)OSNA negative (n=12)P value
Age, median (range), years42.5 (31–49)39 (34–57)0.86
BMI (median, range), kg/m2 23.4 (19–33)23.8 (19–30)0.95
Histology, n (%)0.73
 Squamous cell carcinoma3 (50.0)7 (58.3)
 Adenocarcinoma3 (50.0)5 (41.7)
Grade, n (%)0.66
 11 (16.7)1 (8.3)
 24 (66.7)6 (50.0)
 31 (16.7)3 (25.0)
 Unknown02 (16.7)
Lymph vascular space invasion, n (%)0.75
 No3 (50.0)6 (50.0)
 Yes3 (50.0)5 (41.7)
 Not reported01 (8.3)
 Tumor size, median (range), mm21 (13–30)13.5 (1–34)0.29
Tumor ≥20 mm, n (%)0.62
 Yes3 (50.0)4 (33.3)
 No3 (50.0)8 (66.7)
FIGO (2009) stage, n (%)0.46
 IA101 (8.3)
 IB16 (100.0)11 (91.7)
Prior cervical conization, n (%)0.63
 Yes2 (33.3)6 (50.0)
 No4 (66.7)6 (50.0)
 No of pregnancies2 (0–4)2 (0–5)0.82
  • BMI, body mass index; FIGO, International Federation of Gynecology and Obstetrics; OSNA, one-step nucleic acid amplification; SLN, sentinel lymph node.