Table 3. Crude and adjusted analysis of the prevalence of non-vaccination against influenza for risk groups.
| Variable | Prevalence (%) | Crude analysis PR (95%CI) | Adjusted analysis PR (95%CI) |
|---|---|---|---|
| Sex | p=0.63 | p=0.68 | |
| Male | 46.9 | 1.00 | 1.00 |
| Female | 45.4 | 1.03 (0.90-1.18) | 1.03 (0.90-1.18) |
| Age range, years | p<0.01 | p<0.01 | |
| 18-39 | 65.5 | 2.34 (1.84-3.00) | 2.06 (1.57-2.69) |
| 40-59 | 58.7 | 2.11 (1.66-2.67) | 2.03 (1.60-2.58) |
| ≥60 | 27.9 | 1.00 | 1.00 |
| Skin color | p=0.95 | p=0.52 | |
| White | 46.1 | 1.00 | 1.00 |
| Others | 45.8 | 0.99 (0.81-1.23) | 0.93 (0.75-1.16) |
| Marital status | p<0.01 | p=0.12 | |
| Married | 40.5 | 1.00 | 1.00 |
| Single | 62.1 | 1.53 (1.26-1.86) | 1.24 (1.01-1.52) |
| Widowed/Separated | 35.9 | 0.89 (0.69-1.14) | 1.03 (0.82-1.30) |
| Schooling, years | p=0.09 | p=0.68 | |
| 0-8 | 41.9 | 0.86 (0.70-1.05) | 1.01 (0.82-1.25) |
| 9-11 | 51.8 | 1.06 (0.82-1.37) | 1.12 (0.86-1.42) |
| ≥12 | 48.8 | 1.00 | 1.00 |
| Asset index | p=0.01 | p=0.06 | |
| Poorest | 45.1 | 1.15 (0.95-1.41) | 1.15 (0.96-1.39) |
| Intermediate | 54.7 | 1.40 (1.14-1.72) | 1.28 (1.05-1.26) |
| Richest | 39.1 | 1.00 | 1.00 |
| Smoking | p<0.01 | p=0.02 | |
| No | 42.6 | 1.00 | 1.00 |
| Yes | 62.2 | 1.46 (1.19-1.79) | 1.27 (1.04-1.54) |
| Excessive alcohol consumption | p=0.03 | p=0.12 | |
| No | 44.6 | 1.00 | 1.00 |
| Yes | 62.3 | 1.40 (1.11-1.76) | 1.20 (0.95-1.52) |
| Physical activity | p=0.07 | p=0.04 | |
| No | 48.3 | 1.20 (0.99-1.45) | 1.18 (1.01-1.38) |
| Yes | 40.4 | 1.00 | 1.00 |
| Food insecurity | p<0.01 | p=0.24 | |
| No | 40.4 | 1.00 | 1.00 |
| Yes | 57.9 | 1.45 (1.20-1.74) | 1.13 (0.92-1.38) |
| Stress, terciles | p=0.02 | p=0.54 | |
| Least stressed | 41.6 | 1.00 | 1.00 |
| Intermediates | 42.6 | 1.02 (0.83-1.26) | 0.94 (0.77-1.16) |
| Most stressed | 55.2 | 1.33 (1.07-1.65) | 1.07 (0.85-1.35) |
| Perception of health | p=0.67 | p=0.31 | |
| Excellent/Very good | 50.0 | 1.00 | 1.00 |
| Good | 44.4 | 0.89 (0.68-1.16) | 0.89 (0.70-1.14) |
| Regular/Poor | 46.1 | 0.92 (0.71-1.20) | 0.82 (0.63-1.06) |
| Depressive symptoms | p<0.01 | p=0.02 | |
| No | 40.9 | 1.00 | 1.00 |
| Yes | 58.2 | 1.42 (1.21-1.68) | 1.23 (1.03-1.46) |
| Health insurance | p=0.23 | p=0.28 | |
| No | 48.9 | 1.13 (0.93-1.37) | 0.91 (0.76-1.08) |
| Yes | 43.4 | 1.00 | 1.00 |
| Consultation with physician | p<0.01 | p<0.01 | |
| No | 65.3 | 1.55 (1.35-1.78) | 1.54 (1.36-1.75) |
| Yes | 42.0 | 1.00 | 1.00 |
| Community health worker | p=0.81 | p=0.47 | |
| No/does not know | 45.6 | 0.98 (0.80-1.20) | 0.93 (0.75-1.15) |
| Yes | 46.9 | 1.00 | 1.00 |
| PHU in the neighborhood | p=0.46 | p=0.07 | |
| No/does not know | 47.3 | 1.08 (0.88-1.32) | 1.19 (0.99-1.43) |
| Yes | 43.9 | 1.00 | 1.00 |
PR: prevalence ratio; 95%CI: 95% confidence interval; PHU: Primary Health Unit.