From: Public response to the 2014 chemical spill in West Virginia: knowledge, opinions and behaviours
Independent Variables | Single Predictors Models | Ordinal Logistic Regression Models | ||
---|---|---|---|---|
IRR (95 % C.I.) | Model 1 | Model 2 | Model 3 | |
Living in the affected counties | 5.8 [3.9–8.5] | 6 [4–9] | 6 [4–9.2] | 5.7 [3.8–8.6] |
Income | ||||
$15,000–$34,999 vs < $15,000 | 0.7 [0.3–1.1] | 0.8 [0.3–1.9] | 0.8 [0.4–1.7] | 0.8 [0.4–1.6] |
$35,000–$59,999 vs < $15,000 | 0.6 [0.3–1.1] | 0.5 [0.2–1.2] | 0.6 [0.3–1.3] | 0.6 [0.3–1.4] |
$60,000–$100,000 vs < $15,000 | 0.8 [0.4–1.4] | 0.7 [0.3–1.5] | 0.8 [0.3–1.7] | 0.8 [0.4–1.7] |
>$100,000 vs < $15,000 | 0.6 [0.3–1.2] | 0.4 [0.2–1.1] | 0.5 [0.2–1.3] | 0.5 [0.2–1.2] |
Timing of information | 2.8 [1.4–5.5] | 2.3 [1.2–4.6] | 2.3 [1.2–4.5] | |
Risk perception | ||||
•Somewhat likely versus unlikely or very unlikely | 1.3 [0.7–2.5] | 1.1 [0.5–2.5] | 1.2 [0.5–2.5] | |
•Very likely versus unlikely or very unlikely | 2 [1.1–3.7] | 2.3 [1.1–4.8] | 2.4 [1.1–5] | |
Knowledge of recommended behaviors | 1.8 [1–3.2] |