Parameter B 95%CI* for B Beta p
Smoking (yes vs. no) 3.935 2.404-5.465 0.224 <0.001
Measured alcohol consumption        
(1 unit increase)** 0.364 0.202-0.526 0.200 <0.001
Gender (female vs. male) 1.469 0.225-2.713 0.105 0.021
Marital status (single vs. married) 2.337 0.006-4.448 0.092 0.049
Age (1 year increase) -0.035 -0.286-(0.216) -0.013 0.783
* CI=Confidence interval
** Alcohol consumption measured as number of "drinks" (1/3 litre of beer, glasses of wine, single measure of spirit) per week
Table 2: Relationship between smoking status and Hangover Symptom Scale (HSS) score (multivariable analysis).