Authors' reply to Brusasco and colleagues and Quanjer and colleagues

Affiliations

¹ Department of Primary Care and Public Health, Imperial College London, London W6 8RP, UK francesca.conway07@imperial.ac.uk.
² Department of Primary Care and Public Health, Imperial College London, London W6 8RP, UK.

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Comment

Francesca Conway et al. BMJ. 2016.

Free article

. 2016 Jan 28:352:i400.

doi: 10.1136/bmj.i400.

¹ Department of Primary Care and Public Health, Imperial College London, London W6 8RP, UK francesca.conway07@imperial.ac.uk.
² Department of Primary Care and Public Health, Imperial College London, London W6 8RP, UK.

No abstract available

Comment on

Diagnosing chronic obstructive pulmonary disease.
Conway F, Majeed A, Easton G. Conway F, et al. BMJ. 2015 Nov 24;351:h6171. doi: 10.1136/bmj.h6171. BMJ. 2015. PMID: 26602938 No abstract available.
Diagnosis of airways obstruction should be based on symptoms and an FEV1/FVC ratio below the lower limit of normal.
Quanjer PH, Steenbruggen I, van den Berg JW. Quanjer PH, et al. BMJ. 2016 Jan 28;352:i397. doi: 10.1136/bmj.i397. BMJ. 2016. PMID: 26822546 No abstract available.
Arbitrary thresholds of natural variability and severity should not be used to diagnose chronic obstructive pulmonary disease.
Brusasco V, Pellegrino R, Miller MR. Brusasco V, et al. BMJ. 2016 Jan 28;352:i393. doi: 10.1136/bmj.i393. BMJ. 2016. PMID: 26822786 No abstract available.