Table 1.

Demographic data of patients with schizophrenia (n = 17) and healthy control subjects (n = 28)

Case ID	Diagnosis (DSM-IV)	Sex	Age (year)	Illness duration (year)	Autolysis time (h)	CPZ (mg)	Cause of death
1	Sz, paranoid	F	49	2	72	300	Fall from the height
2	Sz, paranoid	M	47	16	24	785	Strangulation
3	Sz, paranoid	F	52	28	24	n.a.	Drowning
4	Sz, paranoid	F	55	6	48	n.a.	Intoxication
5	Sz, paranoid	M	34	5	5	n.a.	Hanging
6	Sz, paranoid	M	45	20	72	740	Tracheobronchitis
7	Sz, paranoid	M	38	16	24	505	Self-strangulation
8	Sz, paranoid	M	27	5	24	150	Hanging
9	Sz, residual	M	46	18	48	846	Pulmonary embolism
10	Sz, residual	M	51	28	48	758	Ileus
11	Sz, residual	M	57	23	72	n.a.	Cardiac insufficiency
12	Sz, residual	F	64	0	12	n.a.	Pulmonary embolism
13	Sz, residual	M	48	32	48	n.a.	Acute respiratory failure
14	Sz, residual	M	58	25	24	n.a.	Cardio-respiratory insufficiency
15	Sz, residual	M	54	34	48	n.a.	Cardio-respiratory insufficiency
16	Sz, residual	F	54	18	24	600	Pulmonary embolism
17	Sz, residual	M	76	26	12	0	Self-strangulation
Sz, all cases (ratio/mean ± SD)		12M/5F	50 ± 11	18 ± 11	37 ± 22	520 ± 304
Sz, paranoid (ratio/mean ± SD)		5M/3F	43 ± 10	12 ± 9	37 ± 25	496 ± 274
Sz, residual (ratio/mean ± SD)		7M/2F	56 ± 9	23 ± 10	37 ± 20	551 ± 381
18	Control	M	56	–	48	–	Retroperitoneal haemorrhage
19	Control	M	47	–	24	–	Myocardial infarction
20	Control	F	52	–	24	–	Cardio-respiratory failure
21	Control	F	48	–	48	–	Status asthmaticus
22	Control	M	47	–	24	–	Acute respiratory failure
23	Control	F	64	–	24	–	Peritonitis
24	Control	F	33	–	72	–	Aortic embolism
25	Control	M	40	–	96	–	Myocardial infraction
26	Control	M	64	–	35	–	Ruptured aortic aneurysm
27	Control	F	48	–	26	–	Pulmonary embolism
28	Control	F	65	–	24	–	Heart failure
29	Control	F	30	–	48	–	Pulmonary embolism
30	Control	M	56	–	24	–	Pulmonary embolism
31	Control	F	64	–	26	–	Myocardial infarction
32	Control	M	63	–	48	–	Heart failure
33	Control	F	61	–	8	–	Heart failure
34	Control	F	61	–	24	–	Heart failure
35	Control	F	38	–	24	–	Heart failure
36	Control	M	39	–	4	–	Peritonitis
37	Control	F	61	–	24	–	Heart failure
38	Control	F	67	–	24	–	Sudden cardiac death
39	Control	M	54	–	24	–	Pulmonary embolism
40	Control	M	46	–	24	–	Lymphoma
41	Control	F	63	–	24	–	Myocardial infarction
42	Control	F	39	–	48	–	Heat stroke
43	Control	F	66	–	24	–	Right heart failure
44	Control	F	39	–	48	–	Myocardial infarction
45	Control	F	50	–	72	–	Ruptured aortic aneurysm
Controls (ratio/mean ± SD)		10M/18F	52 ± 11	–	34 ± 20	–

Test		Chi-square	ANOVA	–	ANOVA	–
Statistic
Sz, paranoid/residual versus controls
Characteristic value		χ 2 = 5.544	F = 3.428	–	F = 0.084	–
P value		0.063	0.042	–	0.920	–

Test		Chi-square	t test	t test	t test	t test
Statistic
Sz, paranoid versus Sz, residual
Characteristic value		χ 2 = 0.476	T = −2.882	T = −2.216	T = −0.065	T = −0.253
P value		0.490	0.011	0.043	0.949	0.808

Sz schizophrenia, f female, m male, SD standard deviation, n.a. no available data, CPZ chlorpromazine equivalents of the mean dose of antipsychotic medication taken by the patients during the last 90 lifetime days; significant P values are in bold