The following table shows a list of diseases and related deaths in developed countries in 2012. The table is based on mortality statistics provided by the World Health Organization (WHO).

Please note that the list only accounts for the deaths caused by diseases. Other causes of death, such as intentional and unintentional accidents, are excluded from the calculations.

Of overall death causes in developed countries, accidents account for 6% of total deaths (94% are caused by disease).

Disease Number of deaths in 2012 % of total deaths
Ischaemic heart disease 2,516,263 20.2
Stroke 1,405,447 11.3
Other circulatory diseases 780,761 6.3
Trachea, bronchus, lung cancers 647,307 5.2
Alzheimer’s disease and other dementias 540,331 4.3
Chronic obstructive pulmonary disease 413,018 3.3
Other malignant neoplasms 405,780 3.3
Lower respiratory infections 371,678 3
Colon and rectum cancers 364,459 2.9
Other digestive diseases 294,067 2.4
Hypertensive heart disease 289,806 2.3
Diabetes mellitus 232,766 1.9
Other respiratory diseases 217,623 1.7
Breast cancer 215,640 1.7
Cirrhosis of the liver 213,993 1.7
Self-harm 190,397 1.5
Pancreas cancer 188,700 1.5
Other unintentional injuries 188,185 1.5
Stomach cancer 187,552 1.5
Kidney diseases 178,747 1.4
Prostate cancer 157,657 1.3
Cardiomyopathy, myocarditis, endocarditis 150,234 1.2
Lymphomas, multiple myeloma 139,276 1.1
Liver cancer 125,966 1
Falls 118,864 1
Other infectious diseases 115,759 0.9
Road injury 111,490 0.9
Leukaemia 100,858 0.8
Endocrine, blood, immune disorders 97,054 0.8
HIV/AIDS 96,773 0.8
Bladder cancer 88,583 0.7
Oesophagus cancer 78,210 0.6
Other neurological conditions 76,625 0.6
Other neoplasms 76,393 0.6
Parkinson’s disease 74,693 0.6
Mouth and oropharynx cancers 69,860 0.6
Ovary cancer 66,645 0.5
Alcohol use disorders 65,304 0.5
Other genitourinary diseases 62,614 0.5
Melanoma and other skin cancers 55,452 0.4
Drug use disorders 45,979 0.4
Interpersonal violence 43,427 0.3
Other musculoskeletal disorders 39,121 0.3
Drowning 38,211 0.3
Corpus uteri cancer 37,711 0.3
Cervix uteri cancer 37,482 0.3
Tuberculosis 37,063 0.3
Diarrhoeal diseases 35,944 0.3
Peptic ulcer disease 35,035 0.3
Poisonings 33,820 0.3
Rheumatic heart disease 33,125 0.3
Fire, heat and hot substances 24,929 0.2
Preterm birth complications 22,890 0.2
Acute hepatitis C 20,747 0.2
Asthma 19,056 0.2
Congenital heart anomalies 17,520 0.1
Skin diseases 17,237 0.1
Epilepsy 16,165 0.1
Other congenital anomalies 15,074 0.1
Multiple sclerosis 12,151 0.1
Rheumatoid arthritis 11,453 0.1
Protein-energy malnutrition 10,689 0.1
Iron-deficiency anaemia 10,040 0.1
Other mental and behavioural disorders 8,873 0.1
Birth asphyxia and birth trauma 5,992 0
Other neonatal conditions 5,858 0
Meningitis 3,889 0
Appendicitis 3,800 0
Down’s syndrome 3,767 0
Eating disorders 3,761 0
Schizophrenia 3,600 0
Acute hepatitis B 3,378 0
Other chromosomal anomalies 3,262 0
Unipolar depressive disorders 3,248 0
Back and neck pain 3,198 0
Osteoarthritis 2,816 0
Neonatal sepsis and infections 2,577 0
Maternal conditions 2,438 0
Hyperplasia of prostate 2,325 0
Other nutritional deficiencies 1,842 0
Neural tube defects 1,777 0
Urolithiasis 1,770 0
Collective violence and legal intervention 1,766 0
Idiopathic intellectual disability 1,363 0
Encephalitis 1,039 0
Dental caries 918 0
Upper respiratory infections 859 0
Gynecological diseases 819 0
Bipolar disorder 642 0
Rabies 609 0
Other STDs 509 0
Gout 347 0
Whooping cough 324 0
Dengue 278 0
Syphilis 206 0
Otitis media 201 0
Tetanus 84 0
Cleft lip and cleft palate 83 0
Malaria 72 0
Iodine deficiency 56 0
Measles 55 0
Anxiety disorders 52 0
Leishmaniasis 45 0
Glaucoma 27 0
Periodontal disease 22 0
Diphtheria 17 0
Chlamydia 11 0
Gonorrhoea 11 0
Chagas disease 9 0
Schistosomiasis 9 0
Leprosy 8 0
Migraine 7 0
Other hearing loss 6 0
Cataracts 6 0
Vitamin A deficiency 2 0
Onchocerciasis 1 0
Refractive errors 0 0
Ascariasis 0 0
Hookworm disease 0 0
Lymphatic filariasis 0 0
Childhood behavioural disorders 0 0
Edentulism 0 0
Exposure to forces of nature 0 0
Infertility 0 0
Macular degeneration 0 0
Non-migraine headache 0 0
other sense organ disorders 0 0
Other vision loss 0 0
Pervasive developmental disorders 0 0
Trachoma 0 0
Trichomoniasis 0 0
Trichuriasis 0 0
Trypanosomiasis 0 0

Number of deaths caused by diseases in 2012 in developed countries.
Data taken from the World Health Organization statistics report for 2012

The following image shows the top 20 disease-related causes of death in the world.

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