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Table 5 Performance of the simple scoring model in the validation datasets (n = 937)

From: A simple scoring model for advanced colorectal neoplasm in asymptomatic subjects aged 40–49 years

Score

High risk (%)

Sensitivity

Specificity

PPV

NPV

AUROC

≥0

100

100

0

2.8

0

0.50

≥1

90.2

100

10.1

2.8

100

0.55

≥2

81.1

95.8

19.3

3.0

99.4

0.58

≥3

64.2

87.5

36.4

3.5

99.1

0.62

≥4

43.1

79.2

57.8

4.7

99.1

0.72

≥5

30.3

62.5

70.5

5.3

98.6

0.68

≥6

13.6

37.5

87.1

7.1

98.1

0.62

≥7

8.0

25.0

92.4

8.0

97.9

0.59

≥8

3.4

8.3

96.7

6.2

97.6

0.53

≥9

1.5

4.2

98.6

7.1

97.5

0.51

  1. PPV positive predictive value, NPV negative predictive value, AUROC area under the receiver operating characteristic curve