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Table 4 HIV-negative NS risk score and predicted probability

From: Establishment of HIV-negative neurosyphilis risk score model based on logistic regression

Risk score (S)

Predicted probability (\(\hat{P}\))

Risk classification

− 1

0.016334604

Low risk

0

0.023146344

1

0.037960842

2

0.061658665

3

0.098633588

4

0.154139033

Medium risk

5

0.232812111

6

0.335703557

High risk

7

0.456981619

8

0.583583116

9

0.700042448

10

0.795353082

11

0.866168742

  1. \(\hat{P} = 1/\left[ {1 + \exp \left( { - \mathop \sum \limits_{i = 0}^{P} \beta_{i} X_{i} } \right)} \right]\)
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European Journal of Medical Research

ISSN: 2047-783X

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