TH Lam

77.9k total citations · 4 hit papers
1.1k papers, 35.1k citations indexed

About

TH Lam is a scholar working on Physiology, Public Health, Environmental and Occupational Health and Epidemiology. According to data from OpenAlex, TH Lam has authored 1.1k papers receiving a total of 35.1k indexed citations (citations by other indexed papers that have themselves been cited), including 335 papers in Physiology, 244 papers in Public Health, Environmental and Occupational Health and 162 papers in Epidemiology. Recurrent topics in TH Lam's work include Smoking Behavior and Cessation (250 papers), Obesity, Physical Activity, Diet (157 papers) and Diabetes, Cardiovascular Risks, and Lipoproteins (83 papers). TH Lam is often cited by papers focused on Smoking Behavior and Cessation (250 papers), Obesity, Physical Activity, Diet (157 papers) and Diabetes, Cardiovascular Risks, and Lipoproteins (83 papers). TH Lam collaborates with scholars based in Hong Kong, China and United Kingdom. TH Lam's co-authors include GM Leung, Sunita M. Stewart, Sai Yin Ho, Paul H. Lee, Duncan J. Macfarlane, Man Ping Wang, Anthony J. Hedley, Kar Keung Cheng, G. Neil Thomas and C. Mary Schooling and has published in prestigious journals such as Science, The Lancet and JAMA.

In The Last Decade

TH Lam

1.1k papers receiving 33.8k citations

Hit Papers

align trajectories sort by overperformance

What are hit papers?

Hit papers significantly outperform the citation benchmark for their cohort. A paper qualifies if it has ≥500 total citations, achieves ≥1.5× the top-1% citation threshold for papers in the same subfield and year (this is the minimum needed to enter the top 1%, not the average within it), or reaches the top citation threshold in at least one of its specific research topics.

Validity of the international physical activity questionnaire short form (IPAQ-SF): A systematic review

2011 2.2k citations TH Lam et al. profile →
Transmission Dynamics of the Etiological Agent of SARS in Hong Kong: Impact of Public Health Interventions

2003 810 citations GM Leung, TH Lam et al. profile →
Epidemiological determinants of spread of causal agent of severe acute respiratory syndrome in Hong Kong

2003 682 citations GM Leung, TQ Thach et al. profile →
Three versions of Perceived Stress Scale: validation in a sample of Chinese cardiac patients who smoke

2010 441 citations Doris Y. P. Leung, TH Lam et al. profile →

Author Peers

Peers are selected by citation overlap in the author's most active subfields. citations · hero ref

Author						Papers	Cites
TH Lam	7.9k	7.5k	4.9k	4.6k	4.3k	1.1k	35.1k
Oscar H. Franco	6.6k 0.8×	8.1k 1.1×	4.7k 1.0×	2.7k 0.6×	1.9k 0.4×	660	39.3k
Jean Woo	12.9k 1.6×	6.1k 0.8×	6.6k 1.3×	4.6k 1.0×	2.0k 0.5×	998	43.1k
Ian R. White	2.9k 0.4×	5.9k 0.8×	4.6k 0.9×	5.7k 1.2×	4.2k 1.0×	445	43.5k
G. David Batty	4.4k 0.6×	4.9k 0.7×	3.0k 0.6×	3.9k 0.8×	3.8k 0.9×	492	26.1k
Donna Spiegelman	8.6k 1.1×	16.3k 2.2×	4.8k 1.0×	3.0k 0.6×	1.7k 0.4×	632	55.2k
Jill P. Pell	5.8k 0.7×	5.0k 0.7×	3.3k 0.7×	2.4k 0.5×	1.6k 0.4×	515	29.1k
Ali H. Mokdad	9.4k 1.2×	13.7k 1.8×	8.8k 1.8×	9.3k 2.0×	5.1k 1.2×	490	52.4k
Aziz Sheikh	10.2k 1.3×	7.9k 1.1×	4.1k 0.8×	9.7k 2.1×	2.4k 0.5×	1.0k	46.9k
Jonathan A C Sterne	7.9k 1.0×	9.2k 1.2×	12.0k 2.4×	6.2k 1.3×	5.5k 1.3×	402	84.3k
Sander Greenland	2.6k 0.3×	5.2k 0.7×	4.6k 0.9×	4.0k 0.9×	2.1k 0.5×	342	42.6k

Countries citing papers authored by TH Lam

Since Specialization

Citations

This map shows the geographic impact of TH Lam's research. It shows the number of citations coming from papers published by authors working in each country. You can also color the map by specialization and compare the number of citations received by TH Lam with the expected number of citations based on a country's size and research output (numbers larger than one mean the country cites TH Lam more than expected).

Fields of papers citing papers by TH Lam

Since Specialization

Physical SciencesHealth SciencesLife SciencesSocial Sciences

This network shows the impact of papers produced by TH Lam. Nodes represent research fields, and links connect fields that are likely to share authors. Colored nodes show fields that tend to cite the papers produced by TH Lam. The network helps show where TH Lam may publish in the future.

Co-authorship network of co-authors of TH Lam

This figure shows the co-authorship network connecting the top 25 collaborators of TH Lam. A scholar is included among the top collaborators of TH Lam based on the total number of citations received by their joint publications. Widths of edges represent the number of papers authors have co-authored together. Node borders signify the number of papers an author published with TH Lam. TH Lam is excluded from the visualization to improve readability, since they are connected to all nodes in the network.

All Works

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20 of 20 papers shown

Lam, TH, et al.. (2025). Prevalence and Predictors of Suspected Metabolic Dysfunction‐Associated Steatotic Liver Disease in Adolescents in the United States. Alimentary Pharmacology & Therapeutics. 61(9). 1479–1488. 2 indexed citations

Wang, Jiao, Ying Wang, Rui Li, et al.. (2025). Frailty and transitions across cardiometabolic disease states: evidence from multistate models in a 16-year Chinese cohort. PubMed. 12(1). 4–4. 1 indexed citations

Xiao, Lin, Jiao Wang, Wei Sen Zhang, et al.. (2025). Maximal weight change during adulthood and breast cancer risk: A 14-year follow-up of the Guangzhou Biobank Cohort Study. Cancer Epidemiology. 97. 102825–102825.

Fong, Ted C. T., Edmond Pui Hang Choi, Dyt Fong, et al.. (2024). Exploring patterns of online sexual experiences and associated factors in 7,901 high school students in Hong Kong: A latent class analysis. Computers in Human Behavior Reports. 17. 100574–100574. 1 indexed citations

Chai, Zhi, Chao Jiang, Ya Li Jin, et al.. (2024). Association between childhood parental literacy and late-life cognitive function: The Guangzhou Biobank Cohort Study. Public Health. 237. 354–360. 1 indexed citations

Zhang, Weisen, Chaoqiang Jiang, Yali Jin, et al.. (2023). Associations of daytime napping and nighttime sleep quality with depressive symptoms in older Chinese: the Guangzhou biobank cohort study. BMC Geriatrics. 23(1). 875–875. 6 indexed citations

Chen, Bowen, Agnes Yuen Kwan Lai, Sai Yin Ho, et al.. (2023). Family context as a double-edged sword for psychological distress amid the COVID-19 pandemic with the mediating effect of individual fear and the moderating effect of household income. Frontiers in Public Health. 11. 1109446–1109446. 5 indexed citations

Chen, Bowen, Agnes Yuen Kwan Lai, Sai Yin Ho, et al.. (2022). Patterns of Perceived Harms and Benefits of the COVID-19 Outbreak in Hong Kong Adults: A Latent Profile Analysis. International Journal of Environmental Research and Public Health. 19(7). 4352–4352. 7 indexed citations

Zhang, Wei Sen, Chao Qiang Jiang, Feng Zhu, et al.. (2022). Low-carbohydrate diet score and the risk of stroke in older people: Guangzhou Biobank Cohort Study and meta-analysis of cohort studies. Nutrition. 105. 111844–111844. 5 indexed citations

10.

Jiang, Chao Qiang, Lin Xu, Wei Sen Zhang, et al.. (2020). The mediating role of inflammation in the association between cigarette smoking and intima-media thickness. Medicine. 99(8). e19207–e19207. 3 indexed citations

11.

Ho, Laurie Long Kwan, William Li, Ankie Tan Cheung, Wei Xia, & TH Lam. (2020). Awareness and Use of Heated Tobacco Products among Youth Smokers in Hong Kong: A Cross-Sectional Study. International Journal of Environmental Research and Public Health. 17(22). 8575–8575. 6 indexed citations

12.

Lai, Agnes Yuen Kwan, et al.. (2019). JC FAMILY Project: Development and feasibility of a pilot trial of a 15-minute Zero-time exercise community-based intervention to reduce sedentary behaviour and enhance physical activity and family communication in older people. 3(6). 2 indexed citations

13.

Wong, Chit Ming, Hilda Tsang, Hak Kan Lai, et al.. (2016). Cancer Mortality Risks from Long-term Exposure to Ambient Fine Particle. Cancer Epidemiology Biomarkers & Prevention. 25(5). 839–845. 160 indexed citations

14.

Leung, Doris Y. P., et al.. (2016). Fathers' smoking behaviors at home and near their children after a smoke-free legislation in Hong Kong : a two-group comparison. PolyU Institutional Research Archive (Hong Kong Polytechnic University).

15.

Lam, 。, CQ Jiang, TH Lam, et al.. (2015). 9th World Congress on Developmental Origins of Health and Disease. Journal of Developmental Origins of Health and Disease. 6(S2). S54–S196. 3 indexed citations

16.

Schooling, C. Mary, et al.. (2013). Adolescent testosterone, muscle mass and glucose metabolism: evidence from “Children of 1997” in Hong Kong. The HKU Scholars Hub (University of Hong Kong). 1 indexed citations

17.

Miller, Martin R., et al.. (2012). Past dust and GAS/FUME exposure and COPD in Chinese: the Guangzhou Biobank Cohort Study. The HKU Scholars Hub (University of Hong Kong). 25 indexed citations

18.

Barzi, Federica, et al.. (2007). Cardiovascular risk prediction tools for populations in Asia. Journal of Epidemiology & Community Health. 61(2). 115–121. 155 indexed citations

19.

Schooling, C. Mary, TH Lam, G. Neil Thomas, et al.. (2007). Growth Environment and Sex Differences in Lipids, Body Shape and Diabetes Risk. PLoS ONE. 2(10). e1070–e1070. 14 indexed citations

20.

Heys, Michelle, C. Mary Schooling, Benjamin J. Cowling, et al.. (2007). Age of menarche and the metabolic syndrome in China: the Guangzhou Biobank Cohort Study. UCL Discovery (University College London). 4 indexed citations

Rankless uses publication and citation data sourced from OpenAlex, an open and comprehensive bibliographic database. While OpenAlex provides broad and valuable coverage of the global research landscape, it—like all bibliographic datasets—has inherent limitations. These include incomplete records, variations in author disambiguation, differences in journal indexing, and delays in data updates. As a result, some metrics and network relationships displayed in Rankless may not fully capture the entirety of a scholar's output or impact.

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