Table 5. Univariate and multivariate analysis for lymph node metastases and deep stromal infiltration.

	Lymph node metastases			Univariate	Multivariate	>1/3 stromal infiltration			Univariate	Multivariate
Variable	Negative		Positive	P	P	No		Yes	P	P
Age(years)
≤35	19		4	1.000 a		12		11	0.514
>35	215		47			155		107
FIGO stage
IB1-IIA	115		20	0.198		79		56	0.980
IIB-IIIB	119		31			88		62
Turmor size
<4	68		14	0.77		54		28	0.085
≥4	158		36			106		88
Grade
Good or moderate	133		26	0.414		92		67	0.009	0.027
Poor	53		14			26		41
NACT cycles
1	129		24	0.309		91		62	0.786
2	106		27			77		56
Pretreatment SCC-Ag level
≤3.5	116		8	<0.001	<0.001	79		45	0.041
>3.5	62		29			48		48
Posttreatment SCC-Ag level
≤3.5	178		29	<0.001		125		82	0.006
>3.5	19		13			11		21

FIGO, International Federation of Gynecology and Obstetrics; NACT, neoadjuvant chemotherapy; SCC-Ag, squamous cell carcinoma antigen.

^a P value calculated using fisher's exact test.