Table 3: Generalised equation estimation (GEE) model for DRS items 1–13 for different lengths of delirium episodes until recovery (count of days). included observations.

SEdfWald 95% CI

DRS-R-98 item 6
Thought process abnormalities
11.558 0.21
DRS-R-98 item 9
Orientation
10.456 0.50
DRS-R-98 item 10
Attention
10.343 0.56
DRS-R-98 item 11
Short-term memory
10.012 0.91
DRS-R-98 item 12
Long-term memory
14.044 0.04
DRS-R-98 item 13
Visuospatial impairment
10.580 0.45
Constant1.21 0.11 1119.4870.99, 1.420.000

SE: standard error, C.I.: confidence interval, with a minus sign signals the number of places the decimal point has to be moved to the left.