Sleep Test

HST:

A home Sleep Study is a basic sleep study that used a SpO2 sensor and a breathing sensor. It records continuous oxygen saturation and snoring.
 

Level 1

Position-Based Sleep study

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Level 1: Level 1 sleep study is a little more advanced technique than HST. Level 1 senses Breathing effort via an effort belt. It also records sleeping position, SpO2 throughout sleep, and Breathing pattern

Level 2:

A level 2 sleep study is almost equivalent to an in-lab sleep study. It covers all parameters of the Level 1 Sleep study and covers extra parameters mentioned below Monitor heart rate and rhythm (EKG) EMG (muscle tone) EOG (eye movements).