Recent Insights on Prevalence and Corelations of Hypoactive Delirium

Table 5

HD in internal medicine.

Study	, mean age in years	Diagnosis of delirium	Subtyping	Summary of findings
van Munster et al., 2010 [45]	126,; 81.6	CAM	DSI	Delirium subtype was specified in 38 patients. 18.4% HD; There were no differences in S100 levels in patients with different subtypes of delirium
Khurana et al., 2011 [46]	400,; 70.8	CAM; Hindi MMSE	Criteria proposed by Lipowski	65% HD; Cerebrovascular diseases, congestive heart failure, malaria, liver failure, and electrolyte imbalance were associated with HD development
Franco et al., 2014 [47]	34,; 78.3	CAM, MMSE	DRS-R-98	38.2% HD; There was an association of impairment in temporal orientation, spatial orientation, and visuoconstructional ability at admission (estimated with the MMSE) with the development of HD and mixed type

CAM: Confusion Assessment Method.
Hindi MMSE: a vernacular (Hindi) version of the Minimental State Examination.
DRS-R-98: Delirium Rating Scale-Revised-98.
MMSE: Minimental State Examination.
DSI: Delirium Symptom Interview.
HD: hypoactive delirium.