Tetrodotoxin Poisoning Due to Pufferfish and Gastropods, and Their Intoxication Mechanism

Table 3

Pufferfish poisoning incidents in Japan.

Year	Number of incidents	Number of patients	Number of deaths	Mortality (%)
1965	106	152	88	57.9
1970	46	73	33	45.2
1975	52	75	30	40.0
1980	46	90	15	16.7
1985	30	41	9	22.0
1990	33	55	1	1.8
1995	30	42	2	4.8
1996	21	34	3	8.8
1997	28	44	6	13.6
1998	27	39	4	10.3
1999	20	34	2	5.9
2000	29	40	0	0.0
2001	31	52	3	5.8
2002	37	56	6	10.7
2003	28	35	3	8.6
2004	44	61	2	3.3
2005	40	49	2	4.1
2006	26	33	1	3.0
2007	29	44	3	6.8
2008	40	56	3	5.4
2009	24	50	0	0.0
2010	23	29	0	0.0