The Finger Pulse Oximetry sleep study works by monitoring your heart rate and blood oxygen levels throughout the night. You will also need to fill in a detailed medical questionnaire. In many cases, the Finger Pulse Oximetry sleep study will be enough to identify Obstructive Sleep Apnea.
So then when is a Multi-Channel Respiratory Study required?
A Multi-Channel Respiratory sleep study is required if you would like a detailed analysis of your sleeping behaviour or if you have a BMI under 25, or above 40. The Multi-Channel Respiratory sleep study works by recording your heart rate, blood oxygen levels similarly to the Finger Pulse Study, however, it additionally monitors your chest resistance,