Table 5 The results of the ROC curve.

From: A new dynamic nomogram for predicting the risk of severe Mycoplasma pneumoniae pneumonia in children

Variables

AUC

Cut-off value

Youden index

Sensitivity

Specificity

95%CI

p

Age, months

0.58

31.50

0.18

0.41

0.77

(0.53–0.64)

0.004

AGR

0.70

1.55

0.34

0.546

0.80

(0.65–0.75)

 < 0.001

NLR

0.62

3.12

0.26

0.45

0.80

(0.56–0.67)

 < 0.001

CRP, mg/L

0.68

15.49

0.28

0.45

0.82

(0.63–0.73)

 < 0.001

ESR, mm/h

0.61

52.50

0.24

0.34

0.90

(0.56–0.67)

 < 0.001

MPV, fL

0.59

9.95

0.18

0.37

0.81

(0.53–0.64)

0.002

Coinfection

0.59

0.18

0.53

0.66

(0.53–0.64)

0.001

Pleural effusion

0.58

0.15

0.36

0.79

(0.52–0.63)

0.007

Primary disease

0.57

0.14

0.19

0.96

(0.52–0.63)

0.013

Fever days ≥ 7

0.64

0.28

0.82

0.46

(0.59–0.69)

 < 0.001

Wheeze

0.60

0.20

0.38

0.82

(0.54–0.65)

0.001