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. Author manuscript; available in PMC: 2018 Feb 1.
Published in final edited form as: Drug Alcohol Depend. 2016 Nov 22;171:91–96. doi: 10.1016/j.drugalcdep.2016.11.015

Table 1.

Average, median and range of cutoffs based on maximizing sensitivity and specificity

Project MATCH

Cut-Offs Sensitivity Specificity

Women M Med SD Min Max M Med SD Min Max M Med SD Min Max
DDD 4.38 4.25 0.52 3.45 5.65 0.59 0.60 0.04 0.47 0.66 0.60 0.60 0.04 0.54 0.67
MXD 7.24 7.06 1.14 5.11 10.19 0.61 0.61 0.04 0.47 0.68 0.61 0.61 0.04 0.52 0.71
DPD 0.77 0.71 0.24 0.34 1.29 0.61 0.62 0.05 0.47 0.70 0.62 0.63 0.04 0.55 0.70

Cut-Offs Sensitivity Specificity

Men M Med SD M Med M Med SD Min Max M Med SD Min Max

DDD 5.52 5.37 0.58 4.57 6.98 0.61 0.61 0.03 0.54 0.65 0.61 0.61 0.03 0.54 0.64
MXD 9.46 9.05 1.21 7.74 11.62 0.62 0.62 0.03 0.54 0.66 0.62 0.62 0.03 0.55 0.66
DPD 0.99 0.93 0.22 0.59 1.38 0.60 0.60 0.04 0.50 0.65 0.60 0.60 0.03 0.49 0.65

COMBINE

Cut-Offs Sensitivity Specificity

Women M Med SD Min Max M Med SD Min Max M Med SD Min Max

DDD 3.83 3.62 0.83 2.81 7.11 0.64 0.65 0.04 0.50 0.69 0.65 0.63 0.05 0.56 0.84
MXD 6.15 5.88 1.14 5.11 11.92 0.62 0.64 0.05 0.42 0.71 0.65 0.65 0.05 0.56 0.87
DPD 1.18 1.08 0.72 0.56 5.47 0.63 0.64 0.05 0.50 0.72 0.65 0.65 0.06 0.56 0.92

Cut-Offs Sensitivity Specificity

Men M Med SD Min Max M Med SD Min Max M Med SD Min Max

DDD 4.92 4.79 0.63 3.48 6.32 0.65 0.66 0.03 0.60 0.71 0.66 0.66 0.03 0.59 0.71
MXD 7.74 7.51 1.31 5.45 10.52 0.67 0.67 0.03 0.57 0.71 0.67 0.68 0.03 0.57 0.71
DPD 1.06 0.98 0.34 0.53 2.33 0.66 0.66 0.03 0.59 0.72 0.66 0.66 0.03 0.59 0.72

Note. DDD = average drinks per drinking day, MXD = maximum number of drinks consumed during the assessment window, DPD = average drinks per day.