Evidence map›Paper›PMID 40890631›Full record

ArticleBMC public health2025

Are mortality rates similar between jobs in the Queensland coal mine workers' cohort?

Deborah Catherine Glass, Stella May Gwini, Anthony Del Monaco, Lin Fritschi, Michael J Abramson, Malcolm Ross Sim, Karen Walker-Bone

Abstract read
In one paragraph

Article in BMC public health, 2025. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 1 paper.

0numbers the graph read from it
0cells of the map it votes in
1citing papers in PubMed
–field-weighted citation impact
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

1 citing paper in PubMed.

  1. 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

7 authors.

Deborah Catherine GlassFaculty of Medicine Nursing and Health Sciences, Monash Centre for Occupational and Environmental Epidemiology, Monash University, 553 St Kilda Road, Melbourne, VIC, 3004, Australia. Deborah.glass@monash.edu.
Stella May GwiniFaculty of Medicine Nursing and Health Sciences, Monash Centre for Occupational and Environmental Epidemiology, Monash University, 553 St Kilda Road, Melbourne, VIC, 3004, Australia.
Anthony Del MonacoFaculty of Medicine Nursing and Health Sciences, Monash Centre for Occupational and Environmental Epidemiology, Monash University, 553 St Kilda Road, Melbourne, VIC, 3004, Australia.
Lin FritschiDivision of Health Sciences, School of Public Health, Curtin University, Perth, WA, Australia.
Michael J AbramsonFaculty of Medicine Nursing and Health Sciences, Monash Centre for Occupational and Environmental Epidemiology, Monash University, 553 St Kilda Road, Melbourne, VIC, 3004, Australia.
Malcolm Ross SimFaculty of Medicine Nursing and Health Sciences, Monash Centre for Occupational and Environmental Epidemiology, Monash University, 553 St Kilda Road, Melbourne, VIC, 3004, Australia.
Karen Walker-BoneFaculty of Medicine Nursing and Health Sciences, Monash Centre for Occupational and Environmental Epidemiology, Monash University, 553 St Kilda Road, Melbourne, VIC, 3004, Australia.

Funding

National Health and Medical Research Council 1167709
6 · The paper itself

Abstract

backgroundCoal mine workers are exposed to many occupational hazards which may affect mortality including respirable coal mine dust, crystalline silica and diesel engine emissions. Several studies have shown decreased overall mortality, but studies did not define the jobs held, did not include women coal mine workers and lacked smoking data.

methodsA cohort of coal mine workers, from Queensland, Australia, was linked to the national death registry. Those who had had a health assessment after 1993 were grouped by job title into eight Work Categories. Mortality by Work Categories were compared to the Australian population to produce standardised mortality ratios (SMRs). Relative mortality ratios (RMR) by sex were calculated comparing risks within the cohort, adjusted for age, era (calendar period) and smoking.

resultsThere were 4,555 deaths among 161,534 men and 196 among 23,967 women with job titles. The median age at inception was 33 (men) and 30 (women) years. SMRs were significantly reduced for men and women. However, compared with other men in the cohort, increased mortality was found from digestive diseases (Maintenance workers and Truck Drivers), respiratory diseases (Construction and Labourers) and accidents (Production, Labourers and Truck Drivers). Circulatory disease mortality was increased for male Production workers adjusted RMR (aRMR) 1.22(95%CI 1.06-1.40), Unexposed Non-Office aRMR 1.64(95%CI 1.15-2.35) and Labourers aRMR 1.48 95%CI (1.00-2.17) and Truck Drivers aRMR 1.21(95%CI 0.95-1.54), while accidental deaths were higher in female cleaners aRMR 3.13(95%CI 1.30-7.57). The suicide rate was higher for men and women in Production jobs.

conclusionsAlthough a relatively young cohort, mortality risk varied by type of work. Risk of death from circulatory causes was increased in some workers, even after adjusting for smoking. Suicide rates are higher for men and women doing Production jobs.

Indexed as

Coal MiningMortalityOccupational DiseasesOccupational ExposureAdultCause of DeathCohort StudiesFemaleHumansMaleMiddle AgedQueenslandRegistriesCoal mine workersMortalityProductionSmoking

Identifiers

PMID40890631
PMCPMC12400750

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