Table 3 Perception of e-cigarette harmfulness
Current smokers | Former smokers | Never smokers | Total | P 1 | |
|---|---|---|---|---|---|
% (95%CI) (weighted) | |||||
Perception | |||||
A lot more harmful than smoking | 3.1% (2.2–4.0%) | 2.6% (1.7–3.5%) | 1.9% (1.2–2.6%) | 2.5% (2.0–3.0%) | 0.180 |
More harmful than smoking | 7.8% (6.3–9.2%) | 6.1% (4.7–7.5%) | 5.4% (4.3–6.5%) | 6.4% (5.6–7.2%) | 0.074 |
Equally harmful to smoking | 28.6% (26.2–31.0%) | 21.2% (18.9–23.5%) | 26.3% (24.1–28.5%) | 25.5% (24.2–26.8%) | 0.005 |
Less harmful than smoking | 30.9% (28.4–33.4%) | 30.0% (27.4–32.6%) | 36.3% (33.9–38.7%) | 32.7% (31.3–34.1%) | < 0.001 |
A lot less harmful than smoking | 4.6% (3.5–5.7%) | 6.8% (5.4–8.2%) | 5.0% (3.9–6.1%) | 5.4% (4.7–6.1%) | 0.008 |
Absolutely harmless | 0.7% (0.3–1.1%) | 2.7% (1.8–3.6%) | 1.0% (0.5–1.5%) | 1.4% (1.0–1.8%) | < 0.001 |
Don’t know | 20.5% (18.3–22.7%) | 18.8% (16.6–21.0%) | 14.7% (12.9–16.5%) | 17.8% (16.6–19.0%) | 0.001 |