Can be a first step in screening for OSA.
Offers the convenience of being at home.
It provides your clinician with objective data which they can use when determining the best treatment settings.
If you turn off the oximeter in the night and don't remember to turn it back on, you won't have a full night's results.
The test does not provide all the information needed to diagnose sleep apnea or other conditions.
If you drop the oximeter (especially into water), it can be damaged.
PSG: An overnight facility based test. A PSG is considered the gold standard for diagnosing apnea and a number of other sleep disorders.
HST: A multi-channel portable home monitor.
Talk to your healthcare provider to determine which option is best for you.