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. Author manuscript; available in PMC: 2018 Sep 1.
Published in final edited form as: Psychol Addict Behav. 2017 Aug 14;31(6):721–726. doi: 10.1037/adb0000305

Table 1.

Average Percent Heavy Drinking Days (PHDD) by the Total Analysis Sample (n = 149) and Identity Groups

Percent Heavy Drinking Days (PHDD) Means (SD)
Baseline PHDD Month 6 PHDD Month 12
PHDD
Month 18
PHDD
Month 24
PHDD
Total Sample 38.61% (29.1%) 32.21% (26.7%) 29.34% (27.4%) 26.54% (25.1%) 25.35% (27.2%)
Percent Heavy Drinking Days (PHDD) Means (SD)
Baseline PHDD Month 6 PHDD Month 12 PHDD Month 18 PHDD Month 24 PHDD
Transition from Problem to Non-Problem Drinker During Year 1 (n = 15) 54.00% (31.1%) 39.26% (27.5%) 31.74% (30.5%) 20.58% (23.2%) 19.67% (23.7%)
Did not Transition from Problem to Non-Problem Drinker Identity (n = 134) 36.95% (28.7%) 31.39% (26.6%) 29.03% (27.1%) 27.27% (25.4%) 25.80% (27.6%)