Table 2 Correlation of clinical, physiological, and radiological parameters with BALF recovery rate.

From: Predictors for bronchoalveolar lavage recovery failure in diffuse parenchymal lung disease

 

Correlation coefficient

P-value

Age (years)

 − 0.18

 < 0.001*

Smoking (pack-years)

 − 0.27

 < 0.001*

Pulmonary function

FVC (mL)

 − 0.09

0.06

%FVC (%)

0.01

0.90

FEV1.0 (mL)

 − 0.01

0.81

%FEV1.0 (%)

0.10

0.04*

FEV1.0/FVC (%)

0.22

 < 0.001*

HRCT analysis

Lung volume of BAL side (mL)

 − 0.15

 < 0.01*

%LAA in BAL side lung (%)

0.01

0.82

  1. FVC forced vital capacity, %FVC percent predicted FVC, FEV1.0 forced expiratory volume in one second, %FEV1.0 percent predicted FEV1.0, BAL bronchoalveolar lavage, BALF BAL fluid, LAA low attenuation area.
  2. *P < 0.05.
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