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.

NCT03177811_inc_T1
Person
Male
NCT03177811_inc_T2
Person
female
NCT03177811_inc_T3
Person
age
NCT03177811_inc_T4
Value
18-75 yrs
NCT03177811_inc_T5
Condition
COPD
NCT03177811_inc_T6
Measurement
GOLD
NCT03177811_inc_T7
Measurement
FEV1
NCT03177811_inc_T8
Value
40-80% predicted
NCT03177811_inc_T9
Measurement
SpO2
NCT03177811_inc_T10
Value
=92% at 750 m
NCT03177811_inc_T11
Scope
FEV1 40-80% predicted, SpO2 =92% at 750 m