Table 3.
Hierarchical ordinal regression for RSV vaccination intention
| Step 1 | Step 2 | Step 3 | ||||
|---|---|---|---|---|---|---|
| aOR (95% CI) | p value | aOR (95% CI) | p value | aOR (95% CI) | p value | |
| 1. Demographics | ||||||
| Parents | ||||||
| Education | ||||||
| ≤ High school (Ref) | - | - | - | - | - | - |
| College or above | 2.50 (1.19–5.26) | 0.02 | 1.64 (0.76–3.53) | 0.21 | 1.31 (0.55–3.12) | 0.54 |
| Income | ||||||
| < 4,000 K (Ref) | - | - | - | - | - | - |
| 4,000–5,999 K | 0.85 (0.47–1.56) | 0.60 | 0.74 (0.40–1.37) | 0.34 | 0.72 (0.37–1.40) | 0.33 |
| 6,000–7,999 K | 0.61 (0.33–1.14) | 0.12 | 0.54 (0.29–1.02) | 0.06 | 0.63 (0.32–1.24) | 0.18 |
| > 8,000 K | 1.00 (0.53–1.91) | 0.99 | 0.87 (0.45–1.68) | 0.68 | 0.96 (0.47–1.95) | 0.90 |
| Children | ||||||
| Age (months) | ||||||
| 0–5 (Ref) | - | - | - | - | - | - |
| 6–11 | 0.91 (0.31–2.70) | 0.86 | 0.88 (0.29–2.66) | 0.81 | 1.12 (0.33–3.77) | 0.85 |
| 12–23 | 0.76 (0.28–2.08) | 0.60 | 0.68 (0.24–1.88) | 0.46 | 0.76 (0.24–2.35) | 0.63 |
| 24–35 | 0.51 (0.19–1.33) | 0.17 | 0.39 (0.14–1.04) | 0.06 | 0.37 (0.12–1.08) | 0.07 |
| 36–47 | 0.50 (0.19–1.30) | 0.16 | 0.50 (0.19–1.31) | 0.16 | 0.43 (0.15–1.23) | 0.12 |
| 48–59 | 0.61 (0.23–1.62) | 0.32 | 0.51 (0.19–1.38) | 0.19 | 0.55 (0.18–1.63) | 0.28 |
| 60–71 | 0.56 (0.21–1.53) | 0.26 | 0.51 (0.18–1.40) | 0.19 | 0.77 (0.25–2.36) | 0.65 |
| 2. RSV Knowledge | ||||||
| RSV knowledge | 1.16 (1.10–1.22) | < 0.001 | 1.08 (1.02–1.14) | 0.008 | ||
| 3. HBM | ||||||
| Susceptibility | 1.10 (1.00–1.22) | 0.05 | ||||
| Severity | 1.11 (1.00–1.24) | 0.06 | ||||
| Benefits | 1.11 (0.91–1.37) | 0.30 | ||||
| Barriers | 0.83 (0.74–0.94) | 0.003 | ||||
| Cues to action | 1.89 (1.57–2.30) | < 0.001 | ||||