STOP BANG QUESTIONNAIRE. A Tool to Screen Patients for Obstructive Sleep Apnea 1. Snoring : Do you snore loudly (louder than talking or loud enough to be heard through closed doors)? Yes No 2. Tired : Do you often feel tired, fatigued, or sleepy during daytime? Yes No 3. Observed : Has anyone observed you stop breathing during your sleep? Yes No 4. Blood pressure : Do you have or are you being treated for high blood pressure? Yes No 5. BMI : BMI more than 35 kg/m2 ? ( Don't Know your BMI, Click Here ) Yes No 6. Age : Age over 50 yr old? Yes No 7. Neck circumference : Neck circumference greater than 40 cm? Yes No 8. Gender Gender male? Yes No Score = BMI Calculator Height in m Weight in kg BMI kg/m2