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Table 2 The severity of airflow limitation and total LAA scores in patients with emphysema phenotype

From: The association of Toll-like receptor 4 gene polymorphisms with the development of emphysema in Japanese subjects: a case control study

GOLD stage *

Number of patients (%)

Stage I

18 (17.0%)

Stage II

42 (39.6%)

Stage III

28 (26.4%)

Stage IV

18 (17.0%)

Total LAA score †

Patient number (%)

7-12

46 (43.4%)

13-18

24 (22.6%)

19-24

36 (34.0%)

  1. Abbreviations: GOLD global initiative for chronic obstructive lung disease; LAA low attenuation area
  2. *determined by GOLD spirometric classification
  3. †determined by Goddard's method; scores represent total LAAs detected in 6 lung images
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BMC Research Notes

ISSN: 1756-0500

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