Abdiwahab Ali
Health data analyst · Doctoral researcher · Taipei
Research

Current research

Six active studies in obesity, diet and cancer epidemiology, alongside two published papers.

6active studies
2peer-reviewed papers
190+countries covered
35 yrsof trend data (1990–2024)
R·Stata·Pyanalysis stack

Publications & field research

Public record. Click through to the journals.

Public Health · 2026
Khat chewing and oral & esophageal cancer: systematic review and meta-analysis
doi:10.1016/j.puhe.2026.106177
ecancermedicalscience · 2025
Khat and upper digestive tract cancers in Hargeisa: a case–control study
doi:10.3332/ecancer.2025.1880
University of Oslo · 2022
Field researcher (paid): dental health of 12-year-old children in Somaliland
fieldwork contribution · doi:10.1111/cdoe.12990

Active studies

Raw figures stay blurred until each study is published — but four of them have a fully interactive recreation in the dashboard (click any unlocked card). The published papers above are open access.

STUDY 01in preparation

Child and adolescent obesity

Global trend analysis of obesity in children and adolescents, 1990 to 2024, stratified by sex and age band.

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AAPC trendsNCD-RisCR
STUDY 02in preparation

Global diet quality

Multi-country analysis of dietary trends across age groups, 1990 to 2018.

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diet indicestrend analysisR
STUDY 03in preparation

Obesity-related cancers

Cancer incidence and mortality trends in relation to obesity, by country and sex.

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joinpointGBDStataR
STUDY 04in preparation

Obesity in Africa

Trend analysis across the continent’s 54 countries and three age groups.

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AAPC trendsmapsR
STUDY 05conference poster · 2026

Adult obesity

Long-term national trend analysis with sensitivity and method-comparison checks.

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AAPC trendssensitivity analysesR
STUDY 06under review

Scoping review: NCDs in East Africa

Evidence mapping of non-communicable disease research in East Africa.

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PRISMA-ScRevidence mapping

Methods & tools

The analytical stack behind the studies above and the dashboards I build.

Languages
RPythonStataSQL
Methods
Joinpoint regressionAAPC trend analysisMeta-analysisSystematic & scoping reviewSurvival analysisSensitivity analysisBiostatistics
Data & visualisation
ggplot2Interactive dashboardsChoropleth mapsReproducible pipelinesNCD-RisC · GBD · GDD · WHO

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