What epoch size is recommended for recording the MSLT?

In the context of the Multiple Sleep Latency Test (MSLT), a 30-second epoch size is recommended for recording. This epoch length is ideal because it provides a sufficient timeframe to assess sleep onset and the different stages of sleep accurately. The MSLT is used primarily to measure a person's daytime sleepiness and to help diagnose conditions like narcolepsy.

Using 30-second epochs allows for detailed analysis of sleep episodes, including the timing and duration of sleep onset. This timeframe is also standard practice in sleep studies, aligning with protocols that use similar epoch lengths for clarity and consistency in data interpretation. A shorter or longer epoch might not capture the nuances of sleep patterns effectively, making 30 seconds the optimal choice for this specific assessment task.