The Motion Sickness Severity Scale (MSSS).
sickness
MOTION SICKNESS, DISEASE
Participants completed the MSSS every 30 minutes of the boat trip.Patient Global Impression of Severity (PGI-S)–The PGI-S is a self-reported clinical outcome assessment that evaluates the global severity of a sickness or disease. Approximately 60 minutes following the boat trip, participants rated the severity of their motion sickness on a 5-point scale: none, mild, moderate, severe, or very severe (