AECOPD	Acute Exacerbation of Chronic Obstructive Pulmonary Disease
AI	Artificial Intelligence
AUC	Area Under the ROC Curve
BLE	Bluetooth Low Energy
BMI	Body Mass Index
CAT	COPD Assessment Test
CI	Confidence Interval
CLES	Common Language Effect Size
CO2	Carbon Dioxide
COPD	Chronic Obstructive Pulmonary Disease
EHR	Electronic Health Record
EMA	Exponential Moving Average
FEV1	Forced Expiratory Volume in 1 s
FOT	Forced Oscillation Technique
FVC	Forced Vital Capacity
GOLD	Global Initiative for Chronic Obstructive Lung Disease
HRV	Heart Rate Variability
IAQ	Indoor Air Quality
IDE	Integrated Development Environment
IoT	Internet of Things
IQR	Interquartile range
LMM	Linear Mixed-Effects Model
NB-IoT	Narrowband Internet of Things
PM	Particulate Matter
RMSSD	Root Mean Square of Successive Differences
SpO2	Peripheral Oxygen Saturation
SUS	System Usability Scale
UCD	User-Centred Design
VOC	Volatile Organic Compounds
WSGI	Web Server Gateway Interface
YAML	YAML Ain’t Markup Language