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The global burden on human health from eating shellfish raw is comparable to the impact of all upper respiratory infections and intestinal worm diseases

Global human health burden and associated economic cost of selected diseases in relation to exposures to marine waters and shellfish
contaminated with enteric micro-organisms

Disease or Cause	Disability adjusted life-years DALY	Corresponding economic losses (rounded) in US million dollars
Marine exposures
Contaminated bathing water	400,000-800,000	1,200-2,400
Contaminated shellfish	3,500,000-7,000,0S00	10,000-20,000
Disease
Tuberculosis	38,000,000	115,000
Malaria	31,000,000	95,000
Diabetes	11,000.000	35,000
Trachea, Brachia and Lung cancer	8,800,000	26,000
Stomach cancer	7,700,000	23,000
Intestinal nematodes	5,000,000	15,000
Upper respiratory tract infections	1,300,000	4,000
Trachoma	1,000,000	3,000
Onchocherciasls	900,000	2,700
Dengue fever	750,000	2,200
Japanese encephalitis	740,000	2,200
Chagas disease	660,000	2,000
Leprosy	380,000	1100
Diphtheria	360,000	1100

Source: Shuval, HI. 1999. Scientific, economic and social aspects of the impact of pollution in the marine environment on human health – a preliminary quantitative estimate of the global disease burden. Unpublished report prepared for the Division on the Protection of the Human Environment, World Health Organization and GESAMP 28 pp. (14 August 1999).

From: GESAMP70:7