Table 1.

Descriptive statistics all variables at all waves (n = 458): Mean (SD)

Variable	Wave 1	Wave 2	Wave 3
Drinking frequency	1.81	1.89	1.99
	(1.11)	(0.99)	(0.91)
Drinking quantity	1.49	1.55	1.51
	(1.27)	(1.18)	(1.09)
Drinking problems	9.57	9.66	9.58
	(3.02)	(2.90)	(2.74)
Lack of planning	2.00	2.04	2.07
(11 total items)	(0.45) α = .86	(0.42)	(0.39)
Lack of perseverance	1.85	1.93	1.95
(10 total items)	(0.43) α = .82	(0.43)	(0.45)
Urgency	4.10	4.19	4.23
(16 total items)	(1.05) α = .93	(0.97)	(0.93)

Notes: Trait means are mean item scores; urgency reflects the sum of positive and negative urgency.