- All COPD patients living in the southern part of Rogaland county in Western Norway, with a habitual value of FEV1 < 50%, who were monitored at home by TVC following discharge after emergency hospitalization for COPD exacerbation at Stavanger University Hospital or DMC in Egersund, or who had tele-monitoring at home under outpatient treatment for acute COPD deterioration during the pilot project period