STOP-BANG

Screens for obstructive sleep apnea risk from 8 yes/no criteria — commonly used preoperatively.

For healthcare professionals.These calculate a score or a measurement from values you enter. They do not diagnose, and they are no substitute for clinical judgement. If you are a patient, discuss any result with your own doctor rather than acting on it.

Snoring loudly (louder than talking or heard through closed door)

Tiredness/fatigue/sleepiness during the daytime

Observed apnea during sleep

High blood Pressure (treated or untreated)

BMI > 35 kg/m²

Age > 50 years

Neck circumference > 40 cm

Male gender

Result

0 / 8

Low risk of OSA

Low risk of OSA (0–2 low, 3–4 intermediate, 5–8 high).

Source

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.

Shown for reference and checked against the source above. Confirm against current guidance before acting on it, and use your own clinical judgement.

These live inside Kyorit MD too

Specialists get the full set, including dosing and infusion calculators, alongside virtual chambers and board consultations.

Open Kyorit MD