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Search form. US methods of suicide. In the USA, there are three particularly popular methods of successful suicide: firearms, suffocation/hanging (likely to be largely hanging, but will also include carbon monoxide poisoning) and poisoning (commonly by drugs).
The most common attempt was self poisoning and this was logically the most successful method of later suicides (4,270). Still, scientists stress that the highest suicide risk, 54 percent in men and 57 percent in women, is given by attempted hanging, suffocation or strangulation. According to their observations, these people has six times more chances of succeeding suicide if they had previously tried one of these methods.