Table 2.

Univariate analysis of prognostic factors for OS, PFS and LRC in patients with carcinoma of the vagina treated with definitive radiotherapy.

Characteristics	n	3-year OS	P	3-year DFS	P	3-year LRC	P
		%		%		%
Age, years			0.114		0.207		0.846
<70	25	90		66		70
≥70	24	73		47		73
Histological type			0.591		0.037		0.028
SCC	42	88		66		77
Others	7	50		19		38
FIGO stage			0.687		0.026		0.019
I/II	39	83		63		77
III/IV	10	83		40		48
Clinical N stage			0.395		0.100		0.023
N0	34	84		65		80
N1	15	82		47		53
size, cm			0.477		0.582		0.117
<4	31	82		59		77
≥4	18	85		58		62
Involvement of lower 1/3			0.976		0.831		0.280
NO	30	85		59		77
YES	19	81		58		62
Chemotherapy			0.268		0.657		0.764
NO	43	85		58		72
Yes	6	67		63		63
Brachytherapy			0.555		0.258		0.075
YES	41	84		61		76
NO	8	67		50		50

OS = overall survival rate, DFS = disease-free survival rate, LRC = loco-regional control rate, SCC = squamous cell carcinoma, FIGO = Federation of Gynecology and Obstetrics.