2.
调查对象生活环境方面危险因素当前暴露情况
The exposure to living environmental risk factors of the respondents
| Factors | High lung cancer area (n =743) | Median lung cancer area (n =788) | Low lung cancer area (n =815) | High lung cancer area | Median lung cancer area | Low lung cancer area | ||||||
| Standardized rate | 95%CI | Standardized rate | 95%CI | Standardized rate | 95%CI | |||||||
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a: Ways of domestic heating involving smoky coal combustion: coal stove, fire pan, fire pit; Ways of domestic heating not involving smoky coal combustion: no heating, central heating system, electric radiator. | ||||||||||||
| Ways of domestic heating involving smoky coal combustiona | Yes (vs No) | 53.30% | 93.27% | 80.98% | 52.99% | 49.38%-56.60% | 93.28% | 91.52%-95.03% | 81.01% | 78.31%-83.71% | ||
| Ventilation or using smoke exhauster during cooking | Yes(vs No) | 52.36% | 26.90% | 27.98% | 52.57% | 48.95%-56.18% | 26.84% | 23.75%-29.94% | 27.56% | 24.50%-30.62% | ||
| Fume in the kitchen during cooking | Thick (vs Thin) | 36.61% | 58.76% | 38.04% | 36.14% | 32.68% -39.59% | 58.95% | 55.52% -62.38% | 37.13% | 33.85% -40.41% | ||
| Irritation of eyes and/or throat during cooking | Often (vs Rare) | 41.45% | 64.21% | 36.81% | 41.27% | 37.71%-44.83% | 64.51% | 61.18%-67.85% | 36.18% | 32.90%-39.47% | ||
| Annual consumption of smoky coal | ≥2 tons(vs < 2 tons) | 20.11% | 76.21% | 54.36% | 20.13% | 17.22%-23.03% | 76.00% | 73.02%-78.98% | 54.78% | 51.36%-58.21% | ||
| Annual consumption of electricity | ≥700 kW·h(vs < 700 kW·h) | 74.92% | 47.81% | 77.23% | 75.38% | 72.30%-78.47% | 46.98% | 43.56%-50.41% | 78.09% | 75.32%-80.87% | ||
| The most frequently used type of stove:fire pit without chimney | Yes(vs No) | 1.88% | 0.38% | 1.23% | 1.93% | 0.92%-2.94% | 0.36% | 0.00%-0.78% | 1.09% | 0.41%-1.76% | ||
| The most frequently used type of stove:stove in the ground with chimney | Yes (vs No) | 1.21% | 60.79% | 21.60% | 1.16% | 0.40%-1.92% | 60.62% | 57.20%-64.04% | 21.44% | 18.62%-24.27% | ||
| The most frequently used type of stove:tall stove with chimney | Yes (vs No) | 25.57% | 19.54% | 35.09% | 25.21% | 22.09%-28.33% | 19.82% | 17.03%-22.61% | 35.10% | 31.81%-38.39% | ||
| The most frequently used type of stove:portable stove | Yes (vs No) | 6.33% | 1.78% | 27.73% | 6.32% | 4.56%-8.08% | 1.87% | 0.90%-2.84% | 27.58% | 24.52%-30.64% | ||