１）厚生労働省：令和２年都道府県別生命表の概況．http://www.mhlw.go.jp/toukei/saikin/hw/life/tdfk20/
index.html（2023 年５月 21 日アクセス可能）
２）小林良清：2015 年都道府県別生命表における長野県男性の平均寿命全国２位後退に対する年齢別死亡率の
影響について．日本公衆衛生雑誌 Vol.65 No.10：615-619. 2018．
３）長野県：
「子どもの自殺ゼロ」を目指す戦略．https://www.pref.nagano.lg.jp/hoken-shippei/kenko/kenko/
seishin/kodomo-jisatsu-zero-senryaku.html（2023 年５月 21 日アクセス可能）
４）総務省統計局政府統計の総合窓口（e-Stat）
：令和２年都道府県別生命表．https://www.e-stat.go.jp/statsearch/files?page=1&toukei=00450012&tstat=000001031336（2023 年５月 21 日アクセス可能）
５）長野県：死亡数、性・年齢（５歳階級）
・死因（死因分類）別．衛生年報（平成 23 年～令和２年は https://
www.pref.nagano.lg.jp/kenko-fukushi/kenko/kenko/toukei/hokeneisei/index.html（2023 年 ５ 月 21 日 ア ク
セス可能）
６）総務省統計局政府統計の総合窓口（e-Stat）
：人口動態調査．https://www.e-stat.go.jp/stat-search/files?pag
e=1&layout=datalist&toukei=00450011&tstat=000001028897&cycle=7&year=20210&month=0&tclass1=000
001053058&tclass2=000001053061&tclass3=000001053065&collect_area=100&result_back=1&tclass4val=0&
metadata=1&data=1（2023 年５月 21 日アクセス可能）
103
信州公衆衛生雑誌 Vol. 17 No. 2, July 2023
Shinshu Journal of Public Health Vol. 17 No. 2, July 2023
Influence of death under 30 years old to that national rankings of life expectancy
in Nagano prefecture 2020 are the second in male and the fourth in female
KOBAYASHI Yoshikiyo
Nagano City Health Office
National rankings of life expectancy in Nagano prefecture 2020 were the second in male and
the fourth in female. Mortality rates of male in Nagano prefecture at 6 months old, each age
between 4 and 7, and each age between 15 and 21 were higher than those in Shiga prefecture of
which the ranking of life expectancy was the first. Similarly, mortality rate of female in Nagano
prefecture at each age between 4 and 7 and each age between 21 and 24 were higher than those
in Okayama prefecture of which the ranking of life expectancy was the first.
Accidents and suicide are the leading causes of death among younger people. Nagano prefecture
should put more effort into reducing accidents and suicides among the younger generation.
104
信州公衆衛生雑誌 Vol. 17 No. 2, July 2023
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