Updated on 28 October 2026 · By Andy Leleux, sleep technologist
This questionnaire is a screening tool, not a diagnosis. Only a sleep study can diagnose sleep apnea.
How does the Berlin score work?
The questionnaire is divided into 3 categories. Each category is either positive or negative. According to the authors, a person is at high risk of obstructive sleep apnea if at least 2 of the 3 categories are positive.
Category 1
Snoring and pauses in breathing
Category 2
Tiredness and sleepiness
Category 3
High blood pressure and weight
Category 1: snoring and pauses in breathing
Questions 1 to 5
1. Do you snore?
2. If you snore, your snoring is:
3. How often do you snore?
4. Has your snoring ever bothered other people?
5. Has anyone noticed that you quit breathing during your sleep?
Category 2: tiredness and sleepiness
Questions 6 to 9
6. How often do you feel tired or fatigued after your sleep?
7. During your waking time, do you feel tired, fatigued or not up to par?
8. Have you ever nodded off or fallen asleep while driving a vehicle?
9. If yes, how often does this occur?
Category 3: blood pressure and weight
Question 10 and your BMI
10. Do you have high blood pressure?
11. Your weight and height
They are used to work out your body mass index (BMI).
Send these results to my doctor
Your doctor will receive an email from you, with your results written in the message and the full report attached.
Nothing you enter is sent to us. The report is built on your device, and the email goes out from your own mailbox.
Add other questionnaires
What next?
Show your results to your GP or your pulmonologist: only they can interpret them and decide whether you need a sleep study. In Belgium, polysomnography is reimbursed by the NIHDI (INAMI/RIZIV) on prescription.