The Berlin Questionnaire is a simple sleep apnoea screening questionnaire used to quickly indentify the risk (low to high) of sleep disordered breathing. The questionnaire consists of 3 categories and risk is based on the responses to individual items and overall scores in the symptom categories.
Adapted from: Table 2 from Netzer, et al., 1999. (Netzer NC, Stoohs RA, Netzer CM, Clark K, Strohl KP. Using the Berlin Questionnaire to identify patients at risk for the sleep apnoea syndrome. Ann Intern Med. 1999 Oct 5; 131(7): 485-91).