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Table 1 Properties and 95 % confidence intervals of the Patient Health Questionnaire-9 (PHQ-9) and Edinburgh postnatal depression scale (EPDS), at the cutoff points of maximum sensitivity and specificity for screening for MDE among adults in the community

From: Patient health questionnaire-9 versus Edinburgh postnatal depression scale in screening for major depressive episodes: a cross-sectional population-based study

Instrument

Sensitivity

Specificity

PPV

PLR

PHQ-9 ≥ 9

77.5 % (61.5–89.2)

86.7 % (83.0–89.9)

36.5 % (26.3–47.6)

5.8 (4.3–7.9)

EPDS ≥ 8

80.0 % (64.4–90.9)

87.0 % (83.3–90.1)

37.6 % (27.4–48.8)

6.1 (4.6–8.3)

  1. MDE major depressive episode, PPV positive predictive value, PLR positive likelihood ratio