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Table 1 Principal causes of death by system

From: An autopsy review of sudden unexpected natural deaths in a suburban Nigerian population

System Causes of death (% per system) No. of cases (% of Total) N = 159
Male (108) Female (51)
Cardiovascular (N = 45) Hypertensive heart disease (64.4) 25 4 29 (18.2)
Coronary artery disease (15.6) 5 2 7 (4.4)
Dilated cardiomyopathy (6.7) 3 0 3 (1.9)
Hypertrophic cardiomyopathy (4.4) 2 0 2 (1.3)
Rheumatic heart disease (4.4) 1 1 2 (1.3)
Ruptured aortic aneurysm (2.2) 1 0 1 (0.6)
Constrictive pericarditis (2.2) 1 0 1 (0.6)
Respiratory (N = 29) Bacterial pneumonia (34.4) 9 1 10 (6.3)
Aspiration pneumonitis (31.0) 7 2 9 (5.7)
Tuberculosis (17.2) 3 2 5 (3.1)
Asthma (17.2) 5 0 5 (3.1)
Central nervous (N = 20) Intracerebral hemorrhage (60.0) 12 0 12 (7.5)
Pyogenic meningitis (30.0) 4 2 6 (3.8)
Epilepsy (5.0) 1 0 1 (0.6)
Carvenous sinus thrombosis (5.0) 0 1 1 (0.6)
Cancer-related death (N = 19) Breast carcinoma (52.6) 0 10 10 (6.3)
Colorectal carcinoma (21.1) 4 0 4 (2.5)
Pancreatic carcinoma (5.3) 1 0 1 (0.6)
Non-Hodgkin's lymphoma (10.5) 1 1 2 (1.3)
Acute myeloid leukaemia (10.5) 0 2 2 (1.3)
Obstetric (N = 12) Spontaneous abortion (58.3) 0 7 7 (4.4)
Ruptured tubal gestation (25.0) 0 3 3 (1.9)
Anemia in pregnancy (16.7) 0 2 2 (1.3)
Renal (N = 10) Chronic glomerulonephritis (100.0) 8 2 10 (6.3)
Lymphoreticular (N = 5) Sickle cell diseases (55.6) 2 3 5 (3.1)
Gastrointestinal (N = 6) Gastroenteritis (50.0) 3 0 3 (1.9)
Perforated typhoid enteritis (33.3) 0 2 2 (1.3)
Perforated duodenal ulcer (16.7) 1 0 1 (0.6)
Endocrine (N = 8) Diabetic ketoacidosis (100.0) 6 2 8 (5.0)
Miscellaneous (N = 5) Tetanus (23.1) 1 2 3 (1.9)
Spontaneous splenic rupture (15.4) 2 0 2 (1.3)