Changes in Clinical and Physiologic Variables Predict Survival in Idiopathic Pulmonary Fibrosis
San Francisco General Hospital · National Jewish Health · +2 more institutions
Abstract
There is significant heterogeneity in survival time among patients with idiopathic pulmonary fibrosis. Studies of baseline clinical and physiologic variables as predictors of survival time have reported inconsistent results. We evaluated the predictive value of changes in clinical and physiologic variables over time for survival time in 81 patients with biopsy-proven idiopathic pulmonary fibrosis. Six-month changes in dyspnea score, total lung capacity, thoracic gas volume, FVC, FEV1, diffusing capacity of carbon monoxide, partial pressure of arterial oxygen, oxygen saturation, and alveolar-arterial oxygen gradient were predictive of survival time even after adjustment for baseline values. Analyses were…
Citation impact
- FWCI
- 18.43
- Percentile
- 100%
- References
- 21
Authors
6- HRHarold R. CollardCorresponding
San Francisco General Hospital, National Jewish Health, University of Colorado Health, University of Colorado Denver
- TETalmadge E. King
San Francisco General Hospital, National Jewish Health, University of Colorado Health, University of Colorado Denver
- BBBecki Bucher Bartelson
San Francisco General Hospital, National Jewish Health, University of Colorado Health, University of Colorado Denver
- JSJason S. Vourlekis
San Francisco General Hospital, National Jewish Health, University of Colorado Health, University of Colorado Denver
- MIMarvin I. Schwarz
San Francisco General Hospital, National Jewish Health, University of Colorado Health, University of Colorado Denver
Topics & keywords
- Medicine
- Diffusing capacity
- Idiopathic pulmonary fibrosis
- Vital capacity
- Internal medicine
- Lung volumes
- Oxygen saturation
- Cardiology