Table 1. Bivariate analysis of the characteristics of the patients who achieved serological cure.

Characterstic	Serological cure (n = 870)	Serofast (n = 457)	OR	OR(95% CI)
				Low	Upper
Gender
Female	312	233	1
Male	558	224	1.860	1.478	2.341
Age
<23	57	13	2.023	1.080	3.790
23–29	144	113	0.588	0.434	0.796
30–40	281	152	0.853	0.654	1.112
>40	388	179	1
Baseline RPR Titer
1∶1	310	77	2.984	1.979	4.498
1∶2	171	73	1.736	1.134	2.658
1∶4	77	61	0.936	0.586	1.494
1∶8	55	57	0.715	0.437	1.171
1∶16	77	73	0.782	0.495	1.234
1∶32	95	53	1.329	0.832	2.122
≥1∶64	85	63	1
Phase
Primary	250	42	1
Secondary	231	129	0.298	0.195	0.453
Tertiary	140	119	0.196	0.126	0.305
Latent	249	167	0.247	0.161	0.381

^*Abbreviations: OR, odds ratios; CI, confidence interval.