Table 1

Study participant characteristics (n=18)

VariableDistribution
Median age (range), y66.5 (50–83)
Gender
Female9
Ethnicity
 White13
 Hispanic/Latino2
 Asian2
 Black1
Smoking history
 Never8
 Former10
 Current0
Supplemental oxygen use
 Yes9
Presence of pulmonary fibrosis on imaging
 Yes15
Median FVC % predicted (range)*59 (38–91)
Median DLCO % predicted (range)†50 (32–79)
Antigen identified
 Yes9
Median distance from ILD clinic (range), miles*27.5 (1–100)
Mean travel time to ILD clinic (SD), minutes*82 (38.4)
Identifies as having a caregiver
 Yes7
Comorbidities
 OSA5
 Pulmonary hypertension2
 Asthma2
 CAD3
 Hypothyroid4
 Depression/anxiety‡2
  • *Data from 16 participants.

  • †Data from 17 participants.

  • ‡Formal physician diagnosis.

  • CAD, coronary artery disease; DLCO, Diffusing capacity of the lungs for carbon monoxide ; FVC, forced vital capacity; ILD, interstitial lung disease; OSA, obstructive sleep apnoea; Y, years.