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. Author manuscript; available in PMC: 2014 Dec 1.
Published in final edited form as: Psychol Addict Behav. 2012 Dec 31;27(4):934–943. doi: 10.1037/a0031194

Table 3.

Inter-correlations for drinking variables


M SD 1 2 3 4 5
1 BL SSD 29.0 19.2
2 BL NDD 5.3 1.9 .48***
3 BL DDD 5.5 3.3 .74*** − .05
4 WK8 SSD 22.4 15.2 .29** .19 .18
5 WK 8 NDD 4.5 2.2 .11 .42*** − .16 .66***
6 WK 8 DDD 3.4 2.2 .27* .17 .15 .96** .60***

Note. BL= Baseline week; SSD = sum of standard drinks; NDD = number of drinking days; DDD = drinks per drinking day; WK 8 = Week 8; N = 84 for mean composites. Alphas are in parentheses.

*

p < .05,

**

p < .01,

***

p < .001