Evidence map›Paper›PMID 25419160›Full record

ArticleClinical epidemiology2014

Long-term mortality in patients with pulmonary and extrapulmonary tuberculosis: a Danish nationwide cohort study.

Anne-Sophie Halkjær Christensen, Casper Roed, Peter H Andersen, Ase Bengård Andersen, Niels Obel

Open access · goldAbstract read
In one paragraph

Article in Clinical epidemiology, 2014. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 30 papers, 3 of them syntheses that pooled it.

0numbers the graph read from it
0cells of the map it votes in
30citing papers in PubMed, 3 pooled it
0.5field-weighted citation impact, top 33% 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

30 citing papers in PubMed, 3 syntheses or guidelines pooled it, 43 citations in OpenAlex.

  1. Lung cancer occurrence after an episode of tuberculosis: a systematic review and meta-analysis.European respiratory review : an official journal of the European Respiratory Society · 2022
    Pooled it
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  8. Review
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  10. Post-tuberculosis morbidities and their associated mortality: moving from challenges to solutions.European respiratory review : an official journal of the European Respiratory Society · 2025
    Review
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  12. Article
  13. Review
  14. Article
  15. Article
  16. TCA metabolism regulates DNA hypermethylation in LPS andProceedings of the National Academy of Sciences of the United States of America · 2024
    Article
  17. Article
  18. Article
  19. Long-Term Mortality of Tuberculosis Survivors in Korea: A Population-based Longitudinal Study.Clinical infectious diseases : an official publication of the Infectious Diseases Society of America · 2023
    Article
  20. Post-discharge mortality in adult patients hospitalized for tuberculosis: a prospective cohort study.Brazilian journal of medical and biological research = Revista brasileira de pesquisas medicas e biologica · 2023
    Article
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

5 authors at 4 institutions in 1 country.

Anne-Sophie Halkjær ChristensenDepartment of Infectious Diseases, Rigshospitalet, Copenhagen University Hospital, Copenhagen, Denmark.
Casper RoedDepartment of Infectious Diseases, Rigshospitalet, Copenhagen University Hospital, Copenhagen, Denmark.
Peter H AndersenDepartment of Infectious Disease Epidemiology, Statens Serum Institut, Copenhagen, Denmark.
Ase Bengård AndersenDepartment of Infectious Diseases, Odense University Hospital, Odense, Denmark.
Niels ObelDepartment of Infectious Diseases, Rigshospitalet, Copenhagen University Hospital, Copenhagen, Denmark.
Copenhagen University Hospital · DKOdense University Hospital · DKRigshospitalet · DKStatens Serum Institut · DK

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

backgroundLong-term mortality and causes of death in patients with pulmonary tuberculosis (PTB) and extrapulmonary tuberculosis (EPTB) are poorly documented. In this study, long-term mortality and causes of death in PTB and EPTB patients were compared with the background population and it was investigated whether mortality was associated with family-related risk factors.

methodsA NATIONWIDE COHORT STUDY WAS CONDUCTED INCLUDING: all adult Danes notified with PTB or EPTB from 1977 to 2008 and alive 1 year after diagnosis; a randomly selected comparison cohort matched on birth date and sex; adult siblings of PTB patients; and population controls. Data were extracted from national registries. All-cause and cause-specific mortality rate ratios were calculated for patients and siblings and compared with their respective control cohorts. A total of 8,291 patients (6,402 PTB and 1,889 EPTB), 24,873 population controls, 1,990 siblings of PTB patients and 11,679 siblings of PTB population controls were included.

resultsOverall, the mortality rate ratio was 1.86 (95% confidence interval [CI] 1.77-1.96) for PTB patients and 1.24 (95% CI 1.12-1.37) for EPTB patients. Both patient cohorts had significantly increased risk of death due to infectious diseases and diabetes. Further, the PTB patients had increased mortality due to cancers (mainly respiratory and gastrointestinal tract), liver and respiratory system diseases, and alcohol and drug abuse. The PTB patients had increased mortality compared with their siblings (mortality rate ratio 3.55; 95% CI 2.57-4.91) as did the siblings of the PTB patients compared with the siblings of population controls (mortality rate ratio 2.16; 95% CI 1.62-2.87).

conclusionWe conclude that adult PTB patients have an almost two-fold increased long-term mortality whereas EPTB patients have a slightly increased long-term mortality compared with the background population. The increased long-term mortality in PTB patients stems from diseases associated with alcohol, tobacco, and drug abuse as well as immune suppression, and family-related factors.

Indexed as

causes of deathcohort studyextrapulmonary tuberculosismortalitypulmonary tuberculosissiblings

Identifiers

PMID25419160
PMCPMC4235508
OpenAlexW2110152094

What OpenQuestion holds

Textmetadata
LicenceCC BY-NC
Read underepoch 390

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.