Glossary of Terms

6MWD6-Minute Walk Distance
6MWT6-Minute Walk Test
AATAlpha-1 Antitrypsin
ABGArterial Blood Gas
ACTAirway Clearance Techniques
ADOAge, Dyspnoea score and Obstruction
BODEBody mass index, degree of Obstruction measured by FEV₁, Dyspnoea, & Exercise capacity
CATCOPD Assessment Test
CBTCognitive Behaviour Therapy
CCQClinical COPD Questionnaire
CIConfidence Interval
CrICredible Interval
CPAPContinuous Positive Airway Pressure
CRQChronic Respiratory Disease Questionnaire
CVDCardiovascular Disease
DLCODiffusing Capacity of Lung for Carbon Monoxide test
DPIDry Powder Inhaler
EPCExtended Primary Care
ERVExpiratory Reserve Volume
FeNOExhaled nitric oxide fraction
FEV₁Forced Expiratory Volume in 1 Second
FFMFat Free Mass
FRCFunctional Residual Capacity
FVCForced Vital Capacity
HADSHospital Anxiety and Depression Scale
HRHazard ratio
HRCTHigh Resolution Computed Tomography
HRQoLHealth-related quality of life
ICInspiratory Capacity
IPAPInspiratory Positive Airway Pressure
ISWDIncremental Shuttle Walk Distance
LOSLength of Stay
LTOTLong-Term Oxygen Therapy
MCIDMinimum Clinically Important Difference
MDIMetered Dose Inhaler
mMRCModified Medical Research Council Dyspnoea Scale
NHFNasal High Flow
NIVNon-Invasive Ventilation
NNHNumber Needed to Harm
NNTNumber Needed to Treat
NNTBNumber needed to treat for an additional beneficial outcome
OROdds Ratio
OSAObstructive Sleep Apnoea
PBSPharmaceutical Benefits Scheme
PEPPositive Expiratory Pressure
PHTPulmonary Hypertension
pMDIPressurised Metered Dose Inhaler
RCTRandomised Controlled Trial
RRRelative Risk/ Rate Ratio
SDStandard Deviation
SESSocioeconomic Status
SGRQSt George’s Respiratory Questionnaire
SGRQ-CSt George’s Respiratory Questionnaire-COPD
TBTuberculosis
TLCTotal Lung Capacity
WMDWeighted Mean Difference