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Table 5 Sensitivity, specificity, and likelihood ratios at various cut-off points of the Russian version of the PHQ-2

From: Validity of the PHQ-9 and PHQ-2 to screen for depression in nationwide primary care population in Latvia

PHQ-2 score

Sensitivity (%)

Specificity (%)

Classified (%)

LR+

LR−

≥ 1

94.1

38.2

45.1

1.52

0.15

≥ 2

79.4

66.5

68.1

2.37

0.31

≥ 3

58.8

87.7

84.1

4.77

0.47

≥ 4

45.6

92.8

87.0

6.34

0.59

≥ 5

27.9

96.3

87.9

7.56

0.75

≥ 6

19.1

98.2

88.5

10.34

0.82

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Annals of General Psychiatry

ISSN: 1744-859X