What is a good oxygen desaturation index?
At sea level, a normal blood oxygen level (saturation) is usually 96 – 97%. Although there are no generally accepted classifications for severity of oxygen desaturation, reductions to not less than 90% usually are considered mild. Dips into the 80 – 89% range can be considered moderate, and those below 80% are severe.
What is a bad oxygen desaturation index?
Scoring Guidelines. Normal oxygen saturation should be 96 to 97%. A drop below 90% is considered mildly abnormal, between 80 to 89% is considered moderately abnormal, and below 80% is considered severely abnormal.
What is a normal Rei?
AHI or REI <5/hour = normal (for adults); 5–14.9/hour = mild OSA; 15–29.9/hour = moderate OSA; and ≥30/hour = severe OSA.
What is a good AHI score?
From the AHI rating chart here, we see that an index less that 5 is considered normal. For an Apnea-Hypopnea Index (or AHI) from 5 to 15 denotes mild sleep apnea. Fifteen to 30 is moderate, while a greater than 30 AHI is considered severe.
What is mild oxygen desaturation?
A Normal blood oxygen saturation level would be 96-97%. Any kind of drop below a saturation level of 90% is mild desaturation. If a person’s desaturation goes down below 89% is it moderate desaturation, and anything below 80% is a severe desaturation of oxygen.
What is normal spo2 while sleeping?
While asleep, blood oxygen levels typically remain between 95 and 100 percent; however, if levels fall below 90 percent, hypoxemia occurs. As the percentage of oxygen saturation decreases, the severity of hypoxemia increases.
What is a bad AHI score?
What is a good AHI number with CPAP?
An AHI less than 5 is considered normal, and some patients with severe sleep apnea may be told by their doctor that they can accept even higher numbers so long as they’re feeling more rested each morning, experiencing fewer symptoms and their AHI is progressively decreasing.