Comparison of Four Questionnaires for OSA Screening in China
NCT03074747
·
clinicaltrials.gov ↗
UNKNOWN
Status
1200
Enrollment
OTHER
Sponsor class
Conditions
Organic Obstructive Sleep Apnea (Diagnosis)
Questionnaire
Chiari Malformation
Interventions
DIAGNOSTIC_TEST:
questionnaires
Sponsor
Beijing Tongren Hospital