Respiratory Symptoms Items from the COPD Assessment Test Identify Ever-Smokers with Preserved Lung Function at Higher Risk for Poor Respiratory Outcomes. An Analysis of the Subpopulations and Intermediate Outcome Measures in COPD Study Cohort.
Martinez CH, Murray S, Barr RG, Bleecker E, Bowler RP, Christenson SA, Comellas AP, Cooper CB, Couper D, Criner GJ, Curtis JL, Dransfield MT, Hansel NN, Hoffman EA, Kanner RE, Kleerup E, Krishnan JA, Lazarus SC, Leidy NK, O'Neal W, Martinez FJ, Paine R, Rennard SI, Tashkin DP, Woodruff PG, Han MK. Respiratory Symptoms Items from the COPD Assessment Test Identify Ever-Smokers with Preserved Lung Function at Higher Risk for Poor Respiratory Outcomes. An Analysis of the Subpopulations and Intermediate Outcome Measures in COPD Study Cohort. Ann Am Thorac Soc. 2017 May; 14(5):636-642.