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Table 3 Perception of e-cigarette harmfulness

From: Electronic cigarette use in Greece: an analysis of a representative population sample in Attica prefecture

  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
  1. 1Comparison between current, former and never smokers (χ2 test)