The Epidemiology of Sleep Quality and Consumption of Stimulant Beverages among Patagonian Chilean College Students
Table 3
Odds ratio (OR) and 95% confidence intervals (CI) for poor sleep quality.
Characteristic
Unadjusted OR (95% CI)
Age and sex adjusted OR (95% CI)
Multivariate *adjusted OR (95% CI)
Sex
Male
1.00 (Reference)
1.00 (Reference)
1.00 (Reference)
Female
1.42 (1.05–1.92)
1.39 (1.03–1.89)
1.48 (0.97–2.25)
Smoking status
Never
1.00 (Reference)
1.00 (Reference)
1.00 (Reference)
Former
1.22 (0.74–2.0)
1.24 (0.75–2.05)
1.08 (0.55–2.13)
Current Smoker
1.34 (0.99–1.81)
1.26 (0.93–1.71)
0.93 (0.61–1.43)
Alcohol consumption
Low (0–4 drinks/m)
1.00 (Reference)
1.00 (Reference)
1.00 (Reference)
Moderate (5–15 drinks/m)
1.02 (0.66–1.58)
1.07 (0.68–1.66)
1.15 (0.71–1.87)
High (≥16 drinks/m)
0.97 (0.64–1.47)
1.06 (0.69–1.63)
0.99 (0.61–1.60)
Stimulant beverage consumption
No
1.00 (Reference)
1.00 (Reference)
1.00 (Reference)
Yes
1.51 (1.14–2.00)
1.52 (1.14–2.02)
1.81 (1.21–2.73)
Physical activity
No
1.00 (Reference)
1.00 (Reference)
1.00 (Reference)
Yes
1.03 (0.77–1.39)
1.08 (0.80–1.47)
0.96 (0.64–1.43)
Multivariate includes age and all other covariates listed in the table. For alcohol, the total number of drinks per month was used and the total number of stimulant drinks was also used.