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Table 2 Predictive parameters for definite or probable neurosyphilis

From: Syphilis and neurosyphilis: HIV-coinfection and value of diagnostic parameters in cerebrospinal fluid

Parameter

Odds ratio

p value*

Serum-RPR-titre ≥32

1.53

0.383

CD4+ cell count ≤350/µl

1.1

0.612

Blood-CSF barrier disturbance in HIV-negatives

9

0.018**

Blood-CSF barrier disturbance in HIV-positives

6

0.027**

Albumin quotient >7.8 mg/dl in HIV-negatives

8.0

0.026**

Albumin quotient >7.8 mg/dl in HIV-positives

23.3

0.006**

Pleocytosis >5 cells/µl in HIV-negatives

6.7

0.006**

Pleocytosis >5 cells/µl in HIV-positives

8.3

0.015**

ITPA index >2 in HIV-negatives

7.6

0.025**

positive IgM-FTA-ABS test in HIV-negatives

13.1

0.022**

  1. Predictive parameters and their p values and odds ratios concerning neurosyphilis
  2. * p values are calculated with binary logistic regression
  3. ** Coefficient significant (5 %)