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Table 2 Spirometry results and COPD (n= 95)

From: Obstructive lung disease and quality of life after cure of multi-drug-resistant tuberculosis in Uganda: a cross-sectional study

Measure of lung functionMedian (IQR) or N (%)
FEV1, L2.1 (1.7, 2.6)
 FEV1 ≥ 80% of predicted36 (38%)
 FEV1 50–79% of predicted47 (49%)
 FEV1 30–49% of predicted12 (13%)
 FEV1 < 30% of predicted0 (0%)
FEV1 percent predicted74.9 (62.4, 88.9)
FVC, L2.9 (2.4, 3.3)
FVC percent predicted81.9 (69.0, 89.8)
FEV1/FVC ratio0.78 (0.70, 0.83)
FEV1/FVC ratio percent predicted93.5 (84.1, 101.7)
FEV1/FVC < LLN29 (31%)
FEV1/FVC < 0.70 (COPD)22 (23%)
 FEV1 ≥ 80% of predicted0 (0%)
 FEV1 50–79% of predicted12 (55%)
 FEV1 30–49% of predicted10 (45%)
 FEV1 < 30% of predicted0 (0%)
  1. COPD chronic obstructive pulmonary disease, LLN lower limit of normal