Fig. 4From: The anti-snoring bed - a pilot studyInfluence on subjective sleep quality. GSQS scores reach from 0 to 14 with 0 indicating good sleep and 14 indicating bad sleep. As depicted non-snorers slept worse during intervention nights. In group snorer one sleep quality improved slightly during the random angle condition. The group snorer two had a tendency to report better sleep quality in both intervention conditions. None of these results was significantBack to article page