Table 3 Measures in the course of the study, including baseline data (t ₀ ) and outcomes (t ₁ – t ₅ )

t₀

Day of enrolment (ICU) (before randomization)

Socio-demographic data, routine treatment data, acute confusion (CAM-ICU including RASS), anxiety state (FAS)

t₁

24 h after study intervention

Acute confusion (CAM-ICU including RASS), anxiety state (FAS)

t₂

48 h after study intervention

Acute confusion (CAM-ICU including RASS), anxiety state (FAS)

t₃

Admission to regular ward

ICU related anxiety and experiences (CINT questionnaire including CINT-Score), anxiety state (VAS-A, and STAI-State)

t₄

Discharge from hospital

In-patient history and complications, length of stay and mode of discharge

t₅

3 months after discharge (via post)

Individual quality of life (SEIQoL), health related quality of life (SF-12)