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Table 3 PCT results for Negative Likelihood Ratios (LR-)

From: A Bayesian decision support sequential model for severity of illness predictors and intensive care admissions in pneumonia

CURB 65 Score

Pretest

Post Test

Absolute Gain

Relative Gain

Intermediate

14.0%

2.0%

− 12.0%

85.7%

High

27.8%

5.0%

−22.8%

82.0%

  1. 1PCT: Procalcitonin
  2. 1LR+: Positive Likelihood Ratio
  3. 1LR-: Negative Likelihood Ratio
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BMC Medical Informatics and Decision Making

ISSN: 1472-6947

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