The CP will be an experienced polysomnologist (>5 years experience in scoring). She will be required to:
Each scorer will be required to demonstrate a complete understanding of scoring rules and ability to articulate reasons for assigning epoch by epoch codes for sleep and respiratory scoring. This will be judged by review of several records with the CP or a physician-investigator.
Each novice scorer will be required to score 50 records under the supervision of a certified scorer. Ten of these records will be selected from a standardized score set. Data from these 10 records must show a 10% level of agreement with the CP or a senior scorer for respiratory events and sleep stages and a 15% level of agreement for arousals.
The CP (or designee) will review (epoch by epoch) the first 10 records scored by each novice scorer after certification. After that she will check score a randomly chosen 20% of the first 100 records