Table 1. Subjective conditions, assessed by questioning/observation.

Item	Value
Vigilance	0: awake, 1: tired, 2: sleeping
Well-being	0: poor, 1: fair, 2: good, 3: excellent
Energy level	0: normal, 1: fair, 2: poor
Agitation	0: calm, 1: uneasy, 2: agitated
Nausea/Vomiting	0: no, 1: nausea, 2: vomiting