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Table 1 Weighted proportions of hardcore smokers, and their characteristics, among current male smokers aged 55–74 years old

From: Burden of male hardcore smokers and its characteristics among those eligible for lung cancer screening

Hardcore smoking measures200720082009201020112012
All current smokers
High daily cigarette consumption56.9366.2964.7065.1863.7158.14
No plan to quit*50.0046.9839.2233.0629.6434.57
No quit attempt in the past 12 months46.1650.5846.3948.3145.2043.81
Hardcore smoker **22.6126.2218.5019.1918.8717.01
Current smoker ≥30 Pack-years
High daily cigarette consumption99.1499.6299.7096.5599.3097.41
No plan to quit†54.3552.0942.7439.0637.9438.31
No quit attempt in the past 12 months50.8359.5754.5258.2255.6151.03
Hardcore smoker††39.0740.9530.3230.2331.5529.47
  1. *P <  0.0001 for trend for smokers without plan to quit among all male current smoker; **P = 0.2966 for trend for hardcore smokers among all male current smoker; †P = 0.0382 for trend for smokers without plan to quit among male current smoker (≥ 30 Pack-years); ††P = 0.2770 for trend for hardcore smokers among male current smoker (≥ 30 Pack-years)
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