STOP-BANG OSA Screen
STOP-BANG OSA screen (Chung 2012): snoring, tiredness, observed apnea, high blood pressure, BMI > 35, age > 50, neck > 40 cm, male sex (1 each); 0-2 low, 3-4 intermediate, >= 5 high risk for moderate-to-severe OSA.
Open the calculator → Runs in your browser. Data leaves only if you deliberately send a problem report from the interactive tool.
Example
- Snore loudly
- Yes
- Daytime tiredness / sleepiness
- Yes
- Observed apnea
- Yes
- High blood pressure
- Yes
- BMI > 35 kg/m^2
- No
- Age > 50 years
- Yes
- Neck circumference > 40 cm
- No
- Male sex
- Yes
Result: STOP-BANG 6 of 8: high risk for moderate-to-severe OSA per Chung 2012 (cutoff >=5).
The tool opens with these values already filled in. Replace them with your own.
What the result means
- 0-2
- Low risk for obstructive sleep apnea per Chung 2012.
- 3-4
- Intermediate risk for OSA per Chung 2012; consider further evaluation.
- 5-8
- High risk for moderate-to-severe OSA per Chung 2012 Table 3.
What you enter
- Snore loudly
- Daytime tiredness / sleepiness
- Observed apnea
- High blood pressure
- BMI > 35 kg/m^2
- Age > 50 years
- Neck circumference > 40 cm
- Male sex
How this is calculated
Chung F, Yegneswaran B, Liao P, et al. STOP questionnaire: a tool to screen patients for obstructive sleep apnea. Anesthesiology. 2008;108(5):812-821. (BANG extension: Chung F, et al. High STOP-Bang score indicates a high probability of obstructive sleep apnoea. Br J Anaesth. 2012;108(5):768-775.) Read the source ↗
A reference and educational tool. Not medical, legal, or financial advice, and not a substitute for clinician judgment.