Table 1

Patient characteristics I
Patient	Delirium (CAM-ICU criteria)	Gender	Age, years	APACHE II score	Source of sepsis	Causative organism

1	Yes (I, II, III)	Male	55	12	Pneumonia	Unknown
2	Yes (I, II, III, IV)	Male	81	26	Pneumonia	Unknown
3	Yes (I, II, III, IV)	Male	70	16	Pneumonia	Streptococcus pneumoniae
4	Yes (I, II, IV)^a	Male	74	21	Abdominal	Unknown
5	Yes (I, II, IV)^a	Male	70	23	Pneumonia	Enterobacter cloacae
6	Yes (I, II, IV)	Female	75	32	Abdominal	Escherichia coli
7	Yes (I, II, IV)^a	Female	79	23	Pneumonia	Streptococcus pyogenes
8	Yes (I, II, IV)^a	Female	76	26	Prosthetic joint infection	Staphylococcus aureus
9	Yes (I, II, IV)^a	Female	68	22	Abdominal	Unknown
10	Yes (I, II, IV)	Male	83	36	Pneumonia	Enterobacter aerogenes
11	Yes (I, II, IV)	Male	85	22	Abdominal	Bacteroides fragilis
12	Yes (I, II, IV)^a	Male	75	31	Abdominal	Bacteroides fragilis
13	No	Female	59	27	Pneumonia	Unknown
14	No	Male	52	9	Pneumonia	Streptococcus pneumoniae
15	No	Male	90	15	Necrotizing cholecystitis	Klebsiella oxytoca
16	No	Female	18	11	Pneumonia	Unknown

Identified criteria of the confusion assessment method for the intensive care unit (CAM-ICU): I, acute onset of changes or fluctuations in the course of mental status; II, inattention; III, disorganized thinking; IV, altered level of consciousness. ^aPatient died. APACHE II, Acute Physiology and Chronic Health Evaluation II.
Pfister et al. Critical Care 2008 12:R63 doi:10.1186/cc6891