Table 2.

Results of a negative binomial regression analysis with drinking level and drinking pattern at baseline prospectively predicting the number of drinking problems at the 1-year follow-up (N = 1,063)

Covariates	Exp(B)	[95% CI]
Age	0.97	[0.95, 1.00]
Gender	2.04**	[1.64, 2.54]
(female = 0, male = 1)
Socioeconomic statusa	0.98	[0.87, 1.09]
Marital status	1.00	[0.81, 1.24]
(no = 0, yes = 1)
Medical conditions	1.09	[1.00, 1.19]
Baseline drinking problems	1.38**	[1.32, 1.45]
(no = 0, yes = 1)
Drinking level	1.56**	[1.24, 1.95]
(moderate = 0, high = 1)
Drinking pattern	1.61**	[1.30, 1.99]
(regular = 0, episodic heavy = 1)

Notes: CI = confidence interval.

^aStandardized scale.

^**p < .01.