Table 3.

Univariate correlations between FF scores and HRCT variables expressed as Spearman’s rank correlation coefficient, in patient MDT diagnosis subgroups

	*Fibrotic NSIP	IPF/UIP	CHP
	(n=43)	(n=70)	(n=49)
Total disease extent	0.04 (0.80)	0.12 (0.31)	0.02 (0.88)
Groundglass opacification	−0.07 (0.64)	0.10 (0.42)	−0.15 (0.31)
Reticulation	0.15 (0.34)	0.22 (0.07)	0.52 (0.001)
Honeycombing	0.18 (0.05)	−0.06 (0.62)	0.372 (0.01)
Consolidation	0.02 (0.75)	0.09 (0.45)	−0.02 (0.85)
Traction bronchiectasis	0.60 (0.77)	0.44 (<0.0001)	0.61 (<0.0001)

Numbers in parentheses are P values. *NSIP =idiopathic non-specific interstitial pneumonia and connective tissue disease related non-specific interstitial pneumonia combined, *IPF/UIP =idiopathic pulmonary fibrosis and connective tissue disease related usual interstitial pneumonia combined, CHP=chronic hypersensitivity pneumonitis