Early Syphilis

VDRL

TPHA

HIV (+)

HIV (-)

HIV (+)

HIV (-)

Baseline

Mean ± SD

1:175 ± 1:424

1:31 ± 1:34

1:16,185 ± 1:16,681

1:3,237 ± 1:3,410

Median (range)

1:64

(1:2-1:2,048)

1:32

(1:2-1:128)

1:7,680

(1:640-1:40,960)

1:2,560

(1:80-1:10,240)

p-value

0.002

0.016

1 Month Follow-Up After Therapy

Mean ± SD

1:51 ± 1:46

1:12 ± 1:10

1:8,064 ± 1:11,708

1:2745 ± 1:2,989

Median (range)

1:32

(1:2-1:128)

1:8

(1:1-1:32)

1:2,560

(1:128-1:40,960)

1:2,560

(1:80-1:10,240)

p-value

0.001

0.101

Last Follow-Up After Therapy

Mean ± SD

1:42 ± 1:35

1:20 ± 1:34

1:9,867 ± 1:13,692

1:3132 ± 1:2,941

Median (range)

1:32

(1:1-1:128)

1:8

(1:1-1:128)

1:3,840

(1:160-1:52,120)

1:2,560

(1:80-10,240)

p-value

0.006

0.157