Table 1

Demographic and clinical characteristics of patients with idiopathic pulmonary fibrosis (IPF) in the population based New Mexico (NM) ILD Registry and the hospital based cohort

CharacteristicNM ILD Registry (n=209)Hospital based cohort (n=248)
Mean (SD) age1-150 71.7 (12.3)60.6 (10.4)
Sex (%)
 Male55.060.1
 Female45.039.9
Ethnicity (%)1-150
 Non-Hispanic White61.285.9
 Hispanic23.0 4.8
 Black 1.4 7.3
 Native American 1.9 0.8
 Other12.4 1.2
Smoking status (%)
 Never smoked28.227.8
 Ever smoked61.272.2
 Unknown10.5 0.0
Mean (SD) lung function
 FVC (% predicted)69.1 (21.6)72.3 (20.6)
 FEV1 (% predicted)72.7 (23.3)73.7 (18.9)
Biopsy (%)1-150
 Open lung biopsy/autopsy 9.653.6
 Transbronchial biopsy32.515.3
 None55.531.0
 Unknown 2.4 0.0
  • 1-150  Distribution is significantly different between cohorts (p<0.01).