Table 1. Study assessments during the inclusion period.

Assessments	Before first experimental day	Day 1 (First experimental day)	Day 2	Day 8 (Second experimental day)	Day 9
PSQI	x
Sleep-wake evaluation	x		x		x
KSS		0h, 1h, 2h, 3h, 4h, 5h		0h, 1h, 2h, 3h, 4h, 5h
Capillary ammonia		0h, 1h, 2h, 3h, 4h, 5h		0h, 1h, 2h, 3h, 4h, 5h
PHES		0h, 4h		0h, 4h
CRT		0h, 2h, 4h		0h, 2h, 4h
Pupillometry		0h, 3h, 5h		0h, 3h, 5h

PSQI, Pittsburgh Sleep Quality Index; KSS, Karolinska Sleepiness Scale; PHES, psychometric hepatic encephalopathy score; CRT, continuous reaction time