Male and female patients, age 18-75 yrs.
COPD diagnosed according to GOLD, FEV1 40-80% predicted, SpO2 =92% at 750 m.
Born, raised and currently living at low altitude (<800m).
Written informed consent.

NCT03177837_inc_T1
Person
Male
NCT03177837_inc_T2
Person
female
NCT03177837_inc_T3
Person
age
NCT03177837_inc_T4
Value
18-75 yrs
NCT03177837_inc_T5
Condition
COPD
NCT03177837_inc_T6
Qualifier
GOLD
NCT03177837_inc_T7
Measurement
FEV1
NCT03177837_inc_T8
Value
40-80% predicted
NCT03177837_inc_T9
Measurement
SpO2
NCT03177837_inc_T10
Value
=92%
NCT03177837_inc_T11
Qualifier
750 m
NCT03177837_inc_T12
Observation
living at low altitude
NCT03177837_inc_T13
Value
<800m