But, increased body weight does not appear to be the only factor responsible for this condition, as one study has found that despite comparable body mass index, post-menopausal women had more
severe OSA and they spent a larger amount of sleep time with OSA as compared to pre-menopausal females.
Those who received the implant were typically overweight, middle aged, and had
severe OSA.
The overall prevalence of OSA was 45 %, and 21.8 % of the study subjects had
severe OSA, as assessed with the apnea - hypopnea index (AHI), which indicates OSA severity based on the number of apneas (complete cessation of airflow) and hypopneas (partial cessation of airflow) per hour of sleep.
The study found that more than half the participants had OSA, including 36.5 percent with mild OSA and 16.8 percent with moderate to
severe OSA.
Severe OSA is associated with an increased risk of death, cardiovascular disease and cerebrovascular events, diabetes, cognitive impairment, decreased quality of life and motor vehicle crashes.
For people with moderate or
severe OSA, doctors usually recommend using a continuous positive airway pressure (CPAP) device, which consists of a small pump that delivers pressurised air into the nose through a mask, stopping the throat from closing.
Affecting up to 60 percent of patients with Down syndrome,
severe OSA presents unique treatment challenges.
Based on data from the 1990s, the estimated prevalence of obstructive sleep apnea (OSA) in the United States is 10 percent for mild OSA and 3.8 percent to 6.5 percent for moderate to
severe OSA.
Not exact matches
Untreated
severe obstructive sleep apnea (
OSA) is associated with increased aggressiveness of malignant cutaneous melanoma, according to the first multicenter prospective study on the relationship between sleep - disordered breathing (apnea or hypopnea) and cancer.
The longitudinal study found that at a follow - up appointment, on average 43 months later, the patients with
OSA (18.4 %) were more likely to develop moderate to
severe diabetic retinopathy compared to those without
OSA (6.1 %).
Patients were classified as not having
OSA (AHI < 5), or having mild (AHI 5 - 14.9), moderate (AHI 15 - 30) or
severe (AHI > 30)
OSA.
Of the 14 study participants found to have
OSA, 12 women had mild sleep apnea and 2 had moderately
severe apnea, the investigators reported.
After seeking medical help and undergoing a sleep exam, doctors determined that he had a very
severe case of
OSA.