The entry criteria
included: (1) a diagnosis of COPD and an age over 40
years; (2) a self-reported current or former smoker; (3)
regular attendance at our clinic for more than 6 months
to avoid substantial changes in subjective parameters
brought about by new medical interventions; and (4) no
changes in the treatment regimen for more than 4
weeks. Patients with any history suggestive of asthma, a
never-smoker, an exacerbation of their COPD over the
preceding 6 weeks, previous inflammatory changes
revealed on chest radiographs that could influence pulmonary
function (for example, a previous thoracoplasty
or tuberculous sequelae), or any other illnesses, were
excluded. All eligible patients underwent the following
examinations on the same day
The entry criteriaincluded: (1) a diagnosis of COPD and an age over 40years; (2) a self-reported current or former smoker; (3)regular attendance at our clinic for more than 6 monthsto avoid substantial changes in subjective parametersbrought about by new medical interventions; and (4) nochanges in the treatment regimen for more than 4weeks. Patients with any history suggestive of asthma, anever-smoker, an exacerbation of their COPD over thepreceding 6 weeks, previous inflammatory changesrevealed on chest radiographs that could influence pulmonaryfunction (for example, a previous thoracoplastyor tuberculous sequelae), or any other illnesses, wereexcluded. All eligible patients underwent the followingexaminations on the same day
การแปล กรุณารอสักครู่..