Table 3.

Change in K-BILD, IPF-PROM and Visual analogue scores of mild IPF patients with repeat CPET at 1 year follow up

	Unit change (mean, SD) n = 13	p value
K-BILD questionnaire
Total	− 5.6 (± 10.4)	0.077
Psychological domain	− 5.2 (± 18.8)	0.304
Breathlessness and activity domain	− 7.2 (± 10.8)	0.033
Chest symptoms domain	− 9.6 (± 15.0)	0.040
IPF-PROM
Total	1.5 (± 0.9)	0.109
Physical breathlessness	0.5 (± 1.4)	0.189
Psychological breathlessness	0.8 (± 1.2)	0.044
Well-being	− 0.2 (± 1.2)	0.656
Energy	0.4 (± 1.4)	0.337
VAS Cough (cm) median	− 1.6	0.391
Bristol VAS breathlessness (cm) median	0.0	0.716
Bristol VAS fatigue (cm) median	− 0.1	0.956

Results shown as mean change in questionnaire score with standard deviations (SD), unless otherwise stated. Paired t-test used for parametric data and Wilcoxon matched pairs signed rank test for non-parametric data. K-BILD King’s Brief interstitial lung disease questionnaire; IPF-PROM Idiopathic pulmonary fibrosis-patient reported outcome measure; VAS visual analogue scale; cm centimetres. p value < 0.05 considered statistically significant