Journal of the American Medical Association: People without marriage have a 15% higher mortality rate

The American Medical Association Journal JAMA published the Association of Marital Status With Total and Cause-Specific Mortality in Asia the day before yesterday (2022-5-31). There are 43 authors in this article, from 34 institutions in Japan, Chin...


The American Medical Association Journal JAMA published the Association of Marital Status With Total and Cause-Specific Mortality in Asia the day before yesterday (2022-5-31).

There are 43 authors in this article, from 34 institutions in Japan, China, Singapore, the United States, South Korea, Taiwan, and Italy. The three Taiwanese colleges and universities participating in this research are Kyren University, the Central Research Institute, and the National Institute of Health.

Asia Cohort Consortium (Asian League) is an organization engaged in health research between Asian countries, and its purpose is to understand the relationship between tradition, environment and causes through the establishment of teams or population experiments.

The research object (sample) in this JAMA article comes from this organization. To put it more accurately, the subjects of this study were self-sponsored participants (teams) from Japan, China, Singapore, South Korea, and Taiwan from 1963 to 2015.

A total of 623,140 participants were included in the analysis, of which 296,743 were named male (47.6%) and 326,397 were named female (52.4%). Their average age at baseline is about 53.7 years old, while those with marital relationships account for about 86.4%.

In an average of 15.5 years of visits, 123,264 people were confirmed to die, of which 37,394 died from circulatory system diseases, 8,013 died from coronary heart disease, 14,563 died from brain vascular disease, 41,362 died from cancer, 13,583 died from respiratory system diseases, and 7,795 died from external causes.

The risk of all-cause deaths increased by 15% compared to those with marital relationships. Among them, single body (never married) increased by 62%, separation increased by 35%, divorce increased by 38%, and single occasionally increased by 9%.

Compared with those with marital relationships, brain vascular disease mortality rate increased by 12%, coronary heart disease mortality rate increased by 20%, circulatory system disease mortality rate increased by 17%, cancer mortality rate increased by 6%, respiratory system disease mortality rate increased by 14%, and exogenous mortality rate increased by 19%.

age also significantly affects the correlation between marital status (unmarried or single) and total death risk: the risk for people under 65 is 79%, while the risk for people under 65 is only 11%. This result can be further reasoned that the younger you are, the higher the risk of death.

Gender also affects the correlation between marital status (unmarried or single) and total death risk: unmarried or single is related to higher male mortality rates, but not to female mortality rates.

So, if a man wants to live longer, he must be kind to his wife.

Original text: The mortality rate of people without marriage is 15% higher

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