Table 2.

Risk factors for ocular syphilis

	OR	95% CI	P *	aOR	95% CI	P *
RPR
≤1 : 8						<0.001
>1 : 8	3.4	2.3–5.1	<0.001	3.2	2.2–4.9
HIV
Negative
Positive	0.6	0.3–1.2	0.142
Gender
Male						0.099
Female	1.0	0.7–1.3	0.821	1.3	1.0–1.8
Age *
≤30
31–40	3.3	1.5–8.0	<0.001	3.7	1.6–9.0	<0.001
41–50	7.2	3.5–16.7		8.1	3.9–18.9
51–60	20.5	10.5–42.3		21.6	11.0–49.0
61–70	45.3	22.7–103.7		48.1	23.9–110.8
>70	25.6	10.3–67.0		30.8	12.2–81.6

^*Likelihood ratio test