Correlation (Pearson’s coefficient) between ILO score, lung function, and symptom score
| Profusion score | Number of zones affected | Opacity type “t” over “s” | Pleural thickening | |
|---|---|---|---|---|
| *p<0.05; **p<0.01; ***p<0.001; ****p<0.0001. | ||||
| FEV1, % pred | −0.34* | −0.27 | −0.19 | −0.35* |
| FVC, % pred | −0.52*** | −0.38* | −0.41** | −0.50*** |
| FEV1/FVC ratio | 0.38* | 0.23 | 0.16 | 0.24 |
| TLC, % pred | −0.60**** | −0.40* | −0.33* | −0.50*** |
| DLCO, % pred | −0.63**** | −0.42** | −0.15 | −0.28 |
| KCO, % pred | −0.34* | −0.17 | 0.05 | 0.05 |
| A-a gradient | 0.35* | 0.27 | −0.09 | 0.13 |
| Symptom score | 0.26 | −0.06 | 0.22 | 0.20 |