Table 3.

Patient characteristics

		Total n = 1733	%	Total first admittance n=574	%	No delirium n = 522	%	Delirium n = 52	%	P = a	OR	95%CI of OR
Age	Mean (SD)	57.2 (14.2)		60.0 (13.1)		59.3 (13.3)		68 (8)		<0.001
Gender	M:F	1076:657	62:38	345:229	60:40	313:209	60:40	32:20	62:39	0.83	1.068	0.595–1.919
Tumor type	Gastrointestinal	645	37	196	34	179	34	17	33
	Genitourethral	369	21	129	22	119	23	10	19
	Skin	50	3	34	6	25	5	9	27
	Lung	2	0	2	0	2	0	0	0
	Head & Neck	369	21	108	19	100	19	8	15
	Brain	8	1	6	1	4	1	2	4
	Sarcoma	120	7	20	4	20	4	0	0
	Breast	97	6	53	9	48	9	5	10
	Other	73	4	26	5	25	5	1	2	0.009
ECOG performance status	0	223	13	96	17	96	18	0	0
	1	964	56	262	46	252	48	10	19
	2	385	22	146	25	127	24	19	37
	3	132	8	56	10	40	8	16	31
	4	29	2	14	2	7	1	7	14	<0.001
Length of stay	Days (Median (IQR))	3 (2–6)		4 (2–7)		4 (2–7)		10 (5–16)		<0.001
Outcome	Alive	1692	98	549	96	508	97	41	79
	Deceased	41	2	25	4	14	3	11	21	<0.001	9.735	4.155–22.809
Treatment intention	Curative	626	36	174	30	166	32	8	15
	Palliative	1107	64	400	70	356	68	44	85	0.01	2.067	1.079–3.958
Indication for admittance	Scheduled admittance	1003	58	270	47	267	51	3	6
	Chemotherapy	885	51	209	36	208	40	1	2
	Diagnostic procedures	68	4	40	7	39	7	1	2
	Intervention	50	3	21	4	20	4	1	2
	Unscheduled admittance	730	42	304	53	255	49	49	94	<0.001	17.102	5.264–550.560
	Clinical symptoms	535	31	251	44	209	40	42	81
	Complication	195	11	53	9	46	9	7	14
Delirium Type	Hyperactive							11	21
	Hypoactive							20	39
	Mixed							18	35
	Unknownb							3	6

^a P–values of the comparison between the patients with delirium and the patients without delirium.

^bDelirium type could not be determined from the information in the patient chart.