两组患者之间，支气管扩张剂使用前的FEV1平均值从3.14升减少到2.84升，但是预测值仍然恰好在气道功能的相同水平（89%预测值）。

Among both groups, the mean prebronchodilator FEV1 decreased from 3.14 l to 2.84 l, but the predicted value remained at exactly the same level of airway function (89% of predicted).

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一年后，接受支气管热成型术治疗的病人每分钟呼吸气体39升，而单独应用常规药物的病人，其气体流量仅仅为每分钟8.5升。

After a year, the patients who received the thermoplasty were breathing 39 litres of air per minute compared to the patients on regular drugs alone, whose air flow was only 8.5 litres per minute.

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