Table 2.

Univariate correlations between FF scores and HRCT variables expressed as Spearman’s rank correlation coefficient (n=162)

	FF score
	r	P value
Total disease extent	0.10	0.22
Groundglass opacification	−0.09	0.21
Reticulation	0.42	<0.0001
Honeycombing	0.21	0.01
Consolidation	0.04	0.58
Traction bronchiectasis	0.50	<0.0001