Table 2. Patients and clinical feature of NC vs. LSIL+.

Clinical features	Training set				Testing set
	NC (n=2,760)	LSIL+ (n=2,511)	P		NC (n=812)	LSIL+ (n=694)	P
Age			***				0.0008
Mean	41.2	39.5			41.2	39.5
Range	16–75	15–79			18–77	18–79
Cytology			***				***
Negative	2,411	1,375			697	383
Positive	349	1,136			115	311
HPV			***				***
Negative	321	60			91	13
Positive	2,439	2,451			721	681
Gravidity			0.008				0.350
≤2	1,304	1,094			373	302
>2	1,456	1,417			439	392
Parity			0.799				0.818
≤2	2,626	2,385			770	656
>2	134	126			42	38
Contraception			0.539				0.228
Condom	906	845			259	242
No condom	1,854	1,666			553	452

***, P<0.001. NC, normal cervix; LSIL, low-grade squamous intraepithelial lesions; HPV, human papillomavirus.