Evidence map›Paper›PMID 17420610›Full record

ArticleJournal of epidemiology2007

Life expectancy among Japanese of different smoking status in Japan: NIPPON DATA80.

Yoshitaka Murakami, Hirotsugu Ueshima, Tomonori Okamura, Takashi Kadowaki, Atsushi Hozawa, Yoshikuni Kita, Takehito Hayakawa, Akira Okayama, NIPPON DATA80 Research Group

Open access · goldAbstract read
In one paragraph

Article in Journal of epidemiology, 2007. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 19 papers.

0numbers the graph read from it
0cells of the map it votes in
19citing papers in PubMed
5.0field-weighted citation impact, top 5% of its field
1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

The trial behind it

Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.

Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.

3 · Its place in the literature

Who cites it

19 citing papers in PubMed, 39 citations in OpenAlex.

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4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

9 authors at 2 institutions in 1 country.

Yoshitaka MurakamiDepartment of Health Science, Shiga University of Medical Science, Japan. ymura@belle.shiga-med.ac.jp
Hirotsugu Ueshima
Tomonori Okamura
Takashi Kadowaki
Atsushi Hozawa
Yoshikuni Kita
Takehito Hayakawa
Akira Okayama
NIPPON DATA80 Research Group
Shiga University of Medical Science · JPNational Cerebral and Cardiovascular Center · JP

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

backgroundThe life expectancy is an important measure for describing health status among population. Several studies from the United States and Europe showed the harm of smoking by describing the life expectancies with different smoking status. No such study is examined in Japan, the country with the world's highest life expectancy irrespective of high smoking rate among men.

methodsThe abridged life table method was applied to calculate the life expectancies of men and women among different smoking status from age 40 until age 85. Age-specific mortality rates stratified by different smoking status were obtained from follow-up data from random sample in Japanese population (NIPPON DATA80).

resultsProportion of current smokers was 62.9% in men and 8.8% in women at the baseline survey in 1980. The life expectancies of 40-year-old never smokers, ex-smokers and current smokers were 42.1, 40.4, and 38.6 years in men and 45.6, 45.9, and 43.4 years in women. The life expectancy of 40-year-old men who smoked less than one pack per day was 39.0 and was longer than that of those who smoked one or two packs (38.8) and more than two packs (38.1).

conclusionLife expectancy decreased gradually as the grade of smoking increased in the Japanese population.

Indexed as

Health StatusLife ExpectancyAdultAgedAged, 80 and overEpidemiologic StudiesFemaleHealth SurveysHumansJapanMaleMiddle AgedSmokingTobacco Use Disorder

Identifiers

PMID17420610
PMCPMC7058458
OpenAlexW2048392186

What OpenQuestion holds

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LicenceCC BY
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Registered trials

None linked

Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.