A Large Retrospective Study of 12714 Cases of LEEP Conization Focusing on Cervical Cancer That Colposcopy-Directed Biopsy Failed to Detect

Table 2

Histological subtypes, ages, and stages of cervical cancer diagnosed by LEEP conization.

Histological subtypes	Mean age (range)	IA1; (/)	IA2; (/)	IB1; (/)	(/total)
Squamous cell ca	44 (22–70)	438 (62.7%)	17 (2.4%)	244 (34.9%)	699 (92.0%)
Adenocarcinoma	42 (29–59)	5 (12.8%)	1 (2.6%)	33 (84.6%)	39 (5.1%)
Adenosquamous ca	42 (32–57)	1 (7.1%)	0 (0%)	13 (92.9%)	14 (1.8%)
Adenoid basal	63 (56–68)	1 (14.3%)	0 (0%)	6 (85.7%)	7 (0.9%)
Neuroendocrine ca	37 (37-37)	0 (0%)	0 (0%)	1 (100%)	1 (0.1%)
Total	44 (22–70)	445 (58.6%)	18 (2.4%)	297 (39.1%)	760 (100%)

of 7 (57.1%) adenoid basal carcinomas admixed with squamous cell carcinoma. number of IA1, IA2, and IB1 of the same histological subtype.