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Table 8 Sensitivity and specificity of the difference (Ī”) between the expected CRP level based on the formula obtained from the regression analyses (regression weights given in table 7) minus the measured (observed) CRP level (when a negative difference is found the expected value was lower than the observed valued). Results are given for men, no-oral contraceptives (OC) using women, and oral contraceptives using women, separately

From: Diagnostic strategies for C-reactive protein

Ā 

Men

No OC-using women

OC-using women

Ī” in mg/l

Sensitivity

Specificity

Sensitivity

Specificity

Sensitivity

Specificity

-1.75

0.76

0.93

0.40

0.99

0.83

0.91

-1.50

0.82

0.92

0.40

0.98

0.83

0.88

-1.25

1.00

0.89

0.50

0.97

0.83

0.84

-1.00

1.00

0.85

0.70

0.90

0.83

0.80

-0.75

1.00

0.83

0.80

0.90

0.83

0.75

-0.50

1.00

0.75

0.90

0.82

0.83

0.64

-0.25

1.00

0.64

1.00

0.70

1.00

0.57

0.00

1.00

0.40

1.00

0.47

1.00

0.42

0.25

1.00

0.15

1.00

0.18

1.00

0.30