Table 1.

Inclusion and exclusion criteria for the papers identified in Phases I and II

Inclusion criteria	Exclusion criteria
Phase I a
Study with primary research involving patients or members of the public	Included PROM only to validate another PROM that was not relevant to our study
Inclusion of one or more of the following PROMs:  Condition specific:   • Chronic Respiratory Disease Questionnaire (CRQ)b   • Short-Form Chronic Respiratory Disease Questionnaire (SF-CRQ)b   • St George’s Respiratory Questionnaire (SGRQ)c   • COPD-specific St George’s Respiratory Questionnaire (SGRQ-C)c  Generic:   • SF-36   • EQ-5D	Systematic reviews
Phase II d
Study with primary research involving patients or members of the public	Included PROM only to validate another PROM that was not relevant to our study
Inclusion of one or more of the following PROMs:  • McGill COPD Quality of Life Questionnaire  • Functional Assessment of Chronic Illness Therapy (FACIT)-Dyspnea Scale  • Disability Related to COPD Tool (DIRECT)  • Capacity of Daily Living during the Morning Questionnaire  • Visual Simplified Respiratory Questionnaire (VSRQ)  • Living with COPD Questionnaire  • COPD Assessment Test (CAT)  • EXAcerbations of Chronic Obstructive Pulmonary Disease Tool (EXACT)	Systematic reviews
Study was published between 2009 and 2012

COPD chronic obstructive pulmonary disease, PROM patient-reported outcome measure

^aThese criteria were applied to the papers previously identified in Fitzpatrick et al. [13] and Davies et al. [14] until 2008

^bThese were not differentiated; both are included as ‘CRQ’

^cThese were not differentiated; both are included as ‘SGRQ’

^dThese criteria were applied to papers describing and using PROMs developed from 2009 to 2012