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Table 9 Measures of agreement for MK-K5 cut-off scores for ever being diagnosed with depression and ever being diagnosed with anxiety

From: Reliability, validity, and clinical utility of a culturally modified Kessler scale (MK-K5) in the Aboriginal and Torres Strait Islander population

  Sensitivity Specificity Positive Predictive Value Negative Predictive Value
MK-K5 Score Diagnosis of Depression
 ≥ 7 94.36% 28.02% 13% 2%
 ≥ 8 89.52% 40.12% 15% 3%
 ≥ 9 84.95% 49.52% 17% 3%
 ≥ 10 79.31% 58.30% 19% 4%
≥ 11 71.31% 67.61% 22% 4%
 ≥ 12 63.11% 74.31% 25% 5%
 ≥ 13 56.14% 79.57% 27% 6%
 ≥ 14 49.46% 83.92% 31% 6%
MK-K5 Score Diagnosis of Anxiety
 ≥ 7 94.10% 26.39% 13% 2%
 ≥ 8 88.90% 37.82% 14% 3%
 ≥ 9 84.62% 47.02% 16% 3%
 ≥ 10 78.67% 55.45% 18% 4%
≥ 11 70.57% 64.63% 20% 5%
 ≥ 12 62.69% 71.58% 22% 5%
 ≥ 13 56.38% 77.25% 25% 6%
 ≥ 14 49.65% 81.73% 27% 6%