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Fissure Integrity Scores among Patients with GOLD 1–4 COPD
| GOLD 1 (n = 749) | GOLD 2 (n = 1,809) | GOLD 3 (n = 1,076) | GOLD 4 (n = 541) | P Value | |
|---|---|---|---|---|---|
| Left major, % | 97.6 | 97.9 | 97.6 | 97.3 | 0.237 |
| Right major, % | 91.6 | 92.6 | 92.4 | 92.7 | 0.093 |
| Right minor, % | 71.5 | 71.8 | 73.6 | 72.3 | 0.697 |
Definition of abbreviations: COPD = chronic obstructive pulmonary disease; GOLD = Global Initiative for Chronic Obstructive Lung Disease.
