Table 2. Factors associated with alcohol abuse among young adults, Pelotas, Rio Grande do Sul, Brazil, 2011-2012.
| Variables | Alcohol abuse/dependencence (%) | Crude PR (95%CI) | Adjusted PR (95%CI) |
|---|---|---|---|
| Sex | p < 0.001 | p < 0.001 | |
| Female | 54 (5.10) | - | - |
| Male | 133 (15.20) | 3.00 (2.21-4.07) | 2.97 (2.17-4.06) |
| Age, years | p = 0.957 | ||
| 18-23 | 66 (8.70) | 1.02 (0.71-1.46) | |
| 24-29 | 72 (11.60) | 1.36 (0.96-1.92) | |
| 30-35 | 48 (8.50) | - | - |
| Ethnicity (self-reported) | p = 0.035 | p = 0.183 | |
| White | 130 (8.80) | - | - |
| Nonwhite | 57 (12.30) | 1.39 (1.03-1.86) | 1.21 (0.91-1.61) |
| Income* | p = 0.800 | ||
| Low | 64 (10.00) | 1.02 (0.73-1.42) | |
| Middle | 58 (9.00) | 0.91 (0.65-1.29) | |
| High | 63 (9.80) | - | |
| Education level | p = 0.015 | p = 0.899 | |
| Primary school diploma and/or incomplete secondary school | 115 (8.50) | - | - |
| Secondary school or college diploma | 72 (12.20) | 1.42 (1.08-1.88) | 1.01 (0.76-1.35) |
| Marital status | p = 0.090 | p = 0.239 | |
| Single/divorced | 128 (10.50) | 1.30 (0.95-1.77) | 1.19 (0.88-1.61) |
| Married/cohabiting | 59 (8.30) | - | - |
| Currently working | p = 0.159 | p = 0.438 | |
| No | 66 (8.30) | - | - |
| Yes | 121 (10.50) | 1.23 (0.92-1.64) | 1.11 (0.84-1.46) |
| Current tobacco use | p < 0.001 | p < 0.001 | |
| No | 116 (7.60) | - | - |
| Yes | 71 (38.00) | 2.20 (1.67-2.90) | 1.76 (1.31-2.37) |
| Current illicit drug use | p < 0.001 | p = 0.002 | |
| No | 150 (8.40) | - | - |
| Yes | 37 (19.80) | 3.03 (2.20-4.16) | 1.72 (1.22-2.43) |
| Current physical activity | p = 0.074 | p = 0.399 | |
| No | 126 (8.90) | - | - |
| Yes | 60 (11.60) | 1.30 (0.97-1.73) | 1.14 (0.83-1.55) |
| Obesity | p = 0.719 | ||
| No | 90 (9.80) | - | |
| Yes | 88 (10.30) | 0.95 (0.71-1.25) | |
| Current chronic disease | p = 0.096 | p = 0.283 | |
| No | 174 (10.00) | 1.58 (0.96-2.74) | 1.34 (0.78-2.33) |
| Yes | 13 (6.30) | - | - |
| Current anxiety disorder | p < 0.001 | p < 0.001 | |
| No | 113 (8.00) | - | - |
| Yes | 74 (14.20) | 1.78 (1.35-2.34) | 1.66 (1.25-2.20) |
| Current mood disorder | p < 0.001 | p < 0.001 | |
| No | 130 (8.10) | - | - |
| Yes | 57 (25.80) | 2.91 (1.99-4.27) | 2.13 (1.46-3.11) |
| Current suicide risk | p < 0.001 | p = 0.016 | |
| No | 142 (8.40) | - | - |
| Yes | 45 (17.90) | 2.12 (1.55-2.88) | 1.52 (1.08-2.16) |
| Total | 187 (9.60) | - | - |
95%CI = 95% confidence interval; PR = prevalence ratio.
*
Income was classified in sample terciles, according to the National Wealth Score.12