There are hardly any scientific surveys done to estimate the prevalence of OSA in India. Taking broad indications from incidence of OSA in USA , we could arrive at an estimate of 6-8% of Indian population could be having OSA.
- 50% of hypertensives have OSA
- 65% of Diabetics have OSA
- 70% OF Obese have OSA
Typical hypertensive and or cardiac diseases patients who come to a cardiologist have high incidence of some or all of these issues. With such incidence, conducting a STOP BANG test should form part of routine examination for cardiology practice, followed by home sleep test to confirm presence of OSA. [Continue with references]
OSA AND STROKE [JACC]
“Several studies noted a high prevalence of sleep apnea in subjects studied shortly after the stroke. Wessendorf et al prospectively studied 105 stroke patients with OSA to evaluate the effectiveness of treatment with CPAP and show improvement and acceptance similar to those of OSA patients without stroke”