. 2019 Mar 19;22:101782. doi: 10.1016/j.nicl.2019.101782

Table 1.

Sample demographics.

A.	Primary sample				B.	Validation sample
A.	Mean	STDev	Min	Max	B.	Mean	STDev	Min	Max
AUDIT	24.25	8.46	7	38		26.14	7.88	7	38
Age	41.14	11.00	22	60		41.25	11.14	25	60
IQ	99.75	15.98	73	144		105.79	16.88	74	141
Education	13.97	2.51	7	20		14.29	2.48	10	19
Drinks/day	13.06	9.57	1.69	42		11.57	8.03	1.56	36.67
Fagerstrom	1.78	2.53	0	9		1.17	2.02	0	7
Gender		male: 67.80%					male: 50.00%
Treatment Status		inpatient: 67.80%					inpatient: 79.17%
Smoking Status		smoker: 40.35%					smoker: 39.13%

C.	Age	Education	IQ	Drinks/Day	Fagerstrom	Age	Education	IQ	Drinks/Day	Fagerstrom
Education	−0.11					−0.19
IQ	−0.25⁺	0.33*				−0.21	0.67***
Drinks/day	0.01	−0.17	−0.14			0.33	−0.38⁺	−0.59**
Fagerstrom	0.14	−0.05	−0.11	−0.20		0.15	−0.37⁺	−0.06	0.33
AUDIT	0.23⁺	−0.19	0.17	0.56**	0.10	−0.13	−0.28	−0.24	0.55**	0.27

Notes: (A) Primary sample descriptive statistics and frequencies. (B) Validation sample descriptives and frequencies. (C) Correlations between measures within the primary sample. (D) Correlations between measures within the validation sample. Significance as follows: ⁺: p < .1. *p < .05, **p < .001. There were no significant differences between the primary and validation samples on demographic variables.