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. Author manuscript; available in PMC: 2009 Jul 1.
Published in final edited form as: Arch Neurol. 2008 Jul;65(7):963–967. doi: 10.1001/archneur.65.7.963

Table 1.

Sensitivity and Specificity Estimates for Detecting Dementia using the MMSE

Cut score Sensitivity (CIs) Specificity (CIs)
< 16 0.22 (0.17-0.27) 1.00 (0.99-1.00)
< 17 0.24 (0.19-0.29) 1.00 (0.99-1.00)
< 18 0.27 (0.22-0.32) 1.00 (0.99-1.00)
< 19 0.31 (0.26-0.36) 1.00 (0.99-1.00)
< 20 0.34 (0.29-0.40) 1.00 (0.99-1.00)
< 21 0.40 (0.35-0.47) 1.00 (0.99-1.00)
< 22 0.50 (0.44-0.55) 1.00 (0.99-1.00)
< 23 0.58 (0.52-0.63) 1.00 (0.99-1.00)
< 24 0.66 (0.61-0.71) 0.99 (0.99-1.00)
< 25 0.74 (0.67-0.79) 0.99 (0.97-0.99)
< 26 0.80 (0.75-0.84) 0.96 (0.95-0.98)
< 27 0.89 (0.85-0.92) 0.91 (0.88-0.93)
< 28 0.92 (0.88-0.95) 0.78 (0.74-0.81)
< 29 0.96 (0.93-0.98) 0.57 (0.53-0.61)
< 30 0.99 (0.97-1.00) 0.27 (0.23-0.30)