Table 4 Assessment of relationship between demographic data and adherence to study measurements

Age

0.22

0.09

0.38

0.002

Baseline FVC

-0.17

0.21

-0.13

0.34

Baseline FVC (% pred)

-0.05

0.71

-0.11

0.42

Baseline TLCO

-0.12

0.36

-0.19

0.14

ILD-GAP score

0.2903

0.02

0.38

0.003

ILD-GAP stage

0.24

0.056

0.300

0.02

Baseline EQ-5D-5 L index score (n = 46)

0.18

0.23

0.19

0.21

Baseline vas

0.446

0.03

0.4632

0.03

n

Median (IQR)

P

Median (IQR)

P

Gender^†

Male

42

90 (73–95)

0.86

91 (74–97)

0.35

Female

18

88 (72–95)

86.5 (75.25–94.5)

Ethnicity^†

White

49

93 (74–97)

0.02

92 (76–97)

0.04

Asian

6

89.5 (88–91.75)

89.5 (87.25–91.75)

Black/Other / Not reported

5

34 (19–38)

38 (33–71)

IPF vs. non-IPF^†

IPF

34

92 (77.5-97.25)

0.08

92 (82.5–98)

0.07

Non IPF -ILD

26

79.5 (53.25–95.25

85 (59.25–95.25)

ILD subtype^†

IPF

34

80.5 (43.25–93.75)

0.046

92 (82.5–98)

0.24

CTD-ILD

7

95(82–97)

95 (82–97)

CHP

5

92(58–95)

92 (58.5–95.5)

RA-ILD

6

51.5 (40.75–70.75)

72.5 (46-88.25)

Other

8

85 (44-96.5)

80.5 (43.25–93.75)