Reported features that may suggest a sleep related breathing disorder
| Features during sleep | Snoring |
| Witnessed apnoeas | |
| Cyanosis | |
| Parental concern about their child’s breathing | |
| Restless sleep | |
| Unusual sleeping posture | |
| Symptoms on waking | Difficult to rouse in the morning |
| Irritability/bursts of anger on waking | |
| Morning headaches or vomiting | |
| Lack of appetite for breakfast | |
| Daytime features | Mouth breathing |
| Excessive daytime sleepiness | |
| Hyperactivity/behavioural disturbance | |
| Learning/memory difficulties | |
| Developmental delay | |
| Poor growth |