ArticleJournal of epidemiology and global health2025
Epidemiology of Lung Cancer in Saudi Arabia, Saudi Cancer Registry, 2015-2020.
Article in Journal of epidemiology and global health, 2025. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 1 paper.
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.
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.
Who cites it
1 citing paper in PubMed.
- Clinical characteristics of lung cancer in never-smokers: a multicenter Saudi cohort.Annals of Saudi medicineArticle
Corrections and comments
PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.
Authors and funding
2 authors.
Funding
No grant is acknowledged in the PubMed record.
Abstract
backgroundLung cancer is the leading cause of cancer deaths worldwide. Due to late detection, patients have low survival rates. We aimed to examine lung cancer epidemiology in the Kingdom of Saudi Arabia by computing standardised rates for the different regions of the country and across years.
methodsWe used the Saudi Cancer Registry data to conduct a retrospective study for all lung cancer cases diagnosed between 2015 and 2020. We identified cases using ICD-O-3 codes, with no exclusions by morphology. We followed the Surveillance, Epidemiology, and End Results guidelines for staging. We analysed demographic and tumour characteristics and used mid-year population estimates from the General Authority for Statistics for standardisation. We then calculated age-sex standardised incidence rates and standardised incidence ratios using indirect standardisation. We compared geographical trends in incidence across regions and years.
resultsBased on the total number of 3,861 lung cancer cases reported to the Saudi Cancer Registry between 2015 and 2020, we estimated the average six-year crude incidence rate of 2.1 per 100,000. We observed variability in incidence across different regions ranging from 0.59 per 100,000 in Jazan to 3.36 per 100,000 in the Eastern Province. Age-standardised rates show males with consistently higher rates than females throughout the study period. Sex-based differences were statistically significant (P < 0.05). We also found that males had a higher proportion of squamous cell and small cell carcinomas than females (18.71% vs. 08.99% and 10.22% vs. 05.13% respectively).
conclusionsOur findings show a male predominance, regional disparities, and late-stage adenocarcinoma diagnoses. These patterns are consistent with known risk factors, including tobacco exposure, environmental risks, and delayed detection, and support the implementation of targeted prevention, earlier diagnosis, and regionally tailored interventions in the Kingdom of Saudi Arabia.
Indexed as
Identifiers
What OpenQuestion holds
Registered trials
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.