小叶中心型肺气肿、间隔旁型肺气肿和空气潴留在重度吸烟组的发生率高于轻度吸烟组（P< 0 .0 5 ）。

The incidence of centrilobular emphysema, paraseptal emphysema and air trapping in heavy smokers was higher than that in light ones ( P< 0.05).

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小叶中心型肺气肿、间隔旁型肺气肿和空气潴留在重度吸烟组的发生率高于轻度吸烟组（P< 0 .0 5 ）。

The incidence of centrilobular emphysema, paraseptal emphysema and air trapping in heavy smokers was higher than that in light ones ( P< 0.05).

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