Screening

StopBang Questionnaire

Is it possible that you have ...
Obstructive Sleep Apnea (OSA)?


Please answer the following questions below to determine if you might be at risk.

Yes

No

Snoring ?
Do you Snore Loudly (loud enough to be heard through closed doors or your bed-partner elbow you for snoring at night)?
Yes
No
Tired ?
Do you often feel Tired, Fatigued, or Sleepy during the daytime (such as falling asleep during driving)?
Yes
No
Observed ?
Has anyone Observed you Stop Breathing or Choking/Gasping during your sleep ?
Yes
No
Pressure ?
Do you have or are being treated for High Blood Pressure ?
Yes
No
Body Mass Index more than 35 kg/m2? View Table
Yes
No
Age older than 50 ?
Yes

No

Neck size large ? (Measured around Adams apple)
For male, is your shirt collar 17 inches or larger?
For female, is your shirt collar 16 inches or larger?
Yes
No
Gender = Male ?


For general population
OSA - Low Risk : Yes to 0 - 2 questions
OSA - Intermediate Risk : Yes to 3 - 4 questions
OSA - High Risk : Yes to 5 - 8 questions
Yes to 2 of 4 STOP questions + individual's gender is male
Yes to 2 of 4 STOP questions + BMI > 35kg/m2

For morbidly obese population (BMI > 30kg/m2)
OSA - Low Risk : Yes to 0 - 3 questions
OSA - Intermediate Risk : Yes to 4 - 5 questions
OSA - High Risk : Yes to 6 - 8 questions
Yes to 2 of 4 STOP questions + individual's gender is male

Patent Pending

Modified from Chung F et al. Anesthesiology 2008; 108: 812-821, Chung F et al Br J Anaesth 2012; 108: 768-775, Chung F et al Obes Surg 2013; 23(12): 2050-2057, Chung F et al JClin Sleep MedSept 2014.

Toronto Western Hospital, University Health Network
University of Toronto
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