2001
The Use of Health-Care Resources in Obesity-Hypoventilation Syndrome
Berg G, Delaive K, Manfreda J, Walld R, Kryger M. The Use of Health-Care Resources in Obesity-Hypoventilation Syndrome. CHEST Journal 2001, 120: 377-383. PMID: 11502632, DOI: 10.1378/chest.120.2.377.Peer-Reviewed Original ResearchConceptsGeneral population control subjectsObese control subjectsObesity hypoventilation syndromeInitiation of treatmentOHS patientsControl subjectsRetrospective observational cohort studyObservational cohort studyMeasurement of BMISleep breathing disordersHealth care utilizationPopulation control subjectsSleep disorders centerHealth care resourcesCohort studyPhysician visitsBreathing disordersDisorders CenterPatientsControl groupDiagnosisPhysician feesHealth careVisitsTreatment
1999
Health Care Utilization in Males with Obstructive Sleep Apnea Syndrome Two Years After Diagnosis and Treatment
Bahammam A, Delaive K, Ronald J, Manfreda J, Roos L, Kryger M. Health Care Utilization in Males with Obstructive Sleep Apnea Syndrome Two Years After Diagnosis and Treatment. Sleep 1999, 22: 740-747. PMID: 10505819, DOI: 10.1093/sleep/22.6.740.Peer-Reviewed Original ResearchConceptsOSA patientsGeneral populationProspective observational cohort studyObservational cohort studySubgroup of patientsSleep disorders centerTreatment of patientsTwo yearsOSAS groupCohort studyPAT groupControl subjectsDisorders CenterPhysician claimsPatientsUtilization dataOne-yearDiagnosisYears one yearTreatmentYearsCanadian provincesOSASGroupHospital