Cut-offs | Odds Ratio | Sensitivity | Specificity | Positive Predictive Value | Negative Predictive Value |
Cut-off > 1 | 19.133 (95% CI 0.880 - 415.906) p = 0.06 z = 1.879 | 100% (95% CI 83.16% - 100%) | 30% (95% CI 6.67% - 65.25%) | 74.07% (95% CI 53.72% - 88.89%) | 100% (95% CI 29.24% - 100.00%) |
Cut-off > 3 | 171* (95% CI 9.569 - 3055.681) p = 0.0005 z = 3.49 | 95% (95% CI 75.13% - 99.87%) | 90% (95% CI 55.50% - 99.75%) | 95% (95% CI 75.13% - 99.87%) | 90% (95% CI 55.50% - 99.75%) |
MMSE 27 or less | 19.133 (95% CI 0.88 - 415.90) p = 0.060 z = 1.879 |
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Cut-off > 3 & MMSE of 27 or less | 273* (95% CI 10.197 - 7309.229) p = 0.0008 z = 3.344 | 95% (95% CI 75.13% - 99.87%) | 100% (95% CI 69.15% - 100.00%) | 100% (95% CI 82.35% - 100.00%) | 90.91% (95% CI 58.72% - 99.77%) |