Yah Ru Juang

Abstract Asthma and chronic obstructive pulmonary disease (COPD) incur significant comorbidity and healthcare burden. However, their future economic burden remain unclear. To project 20-year (2024-2043) asthma and COPD multimorbidity costs in Singapore, illustrating broader Southeast Asian trends. Patients with asthma (all ages) or COPD (\(\ge\)40 years) were identified from Singapore’s health administrative data (2002–2019).

Keywords Lung cancer Epidemiology Incidence Trend analysis Early-onset Joinpoint regression Evidence before this study Prior to this study, we reviewed global and Asian literature on lung cancer incidence trends. While historically associated with older male smokers, lung cancer is increasingly observed in subgroups previously considered low-risk, particularly younger individuals, women, and never-smokers.

Back to Journals » International Journal of Chronic Obstructive Pulmonary Disease » Volume 21 Authors Juang YR, Lim LHM, Chotirmall SH , Abisheganaden J, Koh MS , Tsai MJ , Liew MF, Yii ACA , Tiew PY, Price D , Tan KB, Chen W Received 27 August 2025 Accepted for publication 25 January 2026 Published 17 February 2026 Volume 2026:21 Pages 1—15 DOI https://doi.org/10.2147/COPD.S563620 Checked for plagiarism Yes Review by Single anonymous peer review Peer reviewer comments 2 Editor who approved...