| Uptake rate (%) | Odds ratio (95%CI) | P-value |
---|---|---|---|
Monthly income (Chinese Yuan) | |||
 ≤1,000 | 3.1 | - |  |
 1,000-4,000 | 9.6 | 5.45 (1.78-16.64) | 0.003 |
 ≥4,000 | 10.8 | 5.17 (1.47-18.22) | 0.011 |
Educational intervention | |||
 Control group | 3.4 | - |  |
 Intervention group | 10.3 | 3.63 (1.31-10.06) | 0.013 |
Knowledge | - | 1.41 (1.03-1.94) | 0.034 |
Practice | - | 2.15 (1.33-3.48) | 0.002 |