Subjects with Discordant Airways Obstruction: Lost between Spirometric Definitions of COPD
Background. Since the FEV1/FVC ratio declines with age, using the fixed ratio of 0.70 leads to overdiagnosis of COPD in older populations and underdiagnosis among young adults. Objective. To evaluate whether discordant obstructive cases (FEV1/FVC < 0.70 but ≥LLN) are a healthy population or have...
| Main Authors: | , , , , , |
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| פורמט: | Article |
| שפה: | English |
| יצא לאור: |
Hindawi Limited
2011-01-01
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| סדרה: | Pulmonary Medicine |
| גישה מקוונת: | http://dx.doi.org/10.1155/2011/780215 |