Table 4 Odds ratios (OR) and 95 % confidence intervals (CI) for multilevel logistic regression analysis of nicotine dependence in rural southwest China
From: Socioeconomic variations in nicotine dependence in rural southwest China
Predictors | Nicotine dependence (reference: non-nicotine dependence) | |
|---|---|---|
OR | 95 % CI | |
Individual variables: | ||
Sex (reference: male) | 0.01** | (0.008, 0.012) |
Education level (reference: middle (grade 7–9) or higher) | 0.63** | (0.55, 0.72) |
Level of yearly household income (reference: low) | 1.09* | (1.01, 1.17) |
Tobacco cultivation (reference: no) | 1.22* | (1.07, 1.41) |
Contextual variables: | ||
Percent middle (grade 7–9) or higher (reference: primary (grade 1–6) or lower) | 0.94* | (0.92, 0.98) |