Judith A. Leech

3.7k citations

42 papers · 2.8k indexed · 1 hit paper · h-index 25

Impact in

Health, Toxicology and Mutagenesis top 0.5%
- Air Quality and Health Impacts
- Climate Change and Health Impacts
Endocrine and Autonomic Systems top 2%
- Neuroscience of respiration and sleep

Papers in

Endocrine and Autonomic Systems 9
- Neuroscience of respiration and sleep 9
Health, Toxicology and Mutagenesis 11
- Air Quality and Health Impacts 11
- Climate Change and Health Impacts 5

Co-authors: Mark Raizenne Richard T. Burnett Shawn D. Aaron William Nelson Robert Dales Ergün Önal Melvin Lopata Mieczysław Szyszkowicz
Journals: CHEST Journal (8 papers)Journal of Exposure Science & Environmental Epidemiology (2 papers)The Journal of Pediatrics (1 paper)Lung (1 paper)Journal of Clinical Epidemiology (1 paper)
Partner nations: Canada United States Japan

In The Last Decade

Judith A. Leech

41 papers receiving 2.6k citations

Hit Papers

align trajectories log scale

It's about time: A comparison of Canadian and American time–activity patterns 2002 · 538 citations

What are hit papers?

Hit papers significantly outperform the citation benchmark for their cohort. A paper qualifies if any of the following hold:

it has ≥500 total citations;
it reaches ≥1.5× the top-1% citation threshold for papers in the same subfield and year (the threshold is the minimum needed to enter the top 1%, not the average within it);
it reaches the top citation threshold in at least one of its specific research topics.

2002 Journal of Exposure Science & Environmental Epidemiology

Peers

Countries citing papers authored by Judith A. Leech

Since Specialization

Citations

This map shows the geographic impact of Judith A. Leech'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 Judith A. Leech with the expected number of citations based on a country's size and research output (numbers larger than one mean the country cites Judith A. Leech more than expected).

Fields of papers citing papers by Judith A. Leech

Since Specialization

Physical SciencesHealth SciencesLife SciencesSocial Sciences

This network shows the impact of papers produced by Judith A. Leech. 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 Judith A. Leech. The network helps show where Judith A. Leech may publish in the future.

Co-authorship network

The 25 scholars most cited alongside Judith A. Leech, linked wherever they have co-authored with each other. Click a name or a connecting line to browse the papers they share.

Border = papers with Judith A. Leech Line = papers co-authored together Judith A. Leech links everyone, so they are left out of the graph.

All Works

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20 of 20 papers shown

#	Work
1	Effects of CPAP on Blood Pressure and Sympathetic Activity in Patients With Diabetes Mellitus, Chronic Kidney Disease, and Resistant Hypertension CJC Open ·Marcel Ruzicka, Greg Knoll, Frans H. H. Leenen, Judith A. Leech, Shawn D. Aaron, Swapnil Hiremath	2020	12
2	Comparative effectiveness and safety of pharmacological and non-pharmacological interventions for insomnia: an overview of reviews Systematic Reviews ·Patricia Rios, Roberta Cardoso, Keigo SAKAKURA, Vera Nincic, Zahra Goodarzi, 総一郎辻本, Leigh Bush, Charles M. Morin, Judith A. Leech, Sharon E. Straus, Andrea C. Tricco	2019	89
3	Changes in sleep duration and recreational screen time among Canadians, 1998–2010 Journal of Sleep Research ·Judith A. Leech	2016	9
4	Diffusing Capacity for Carbon Monoxide American Review of Respiratory Disease ·Judith A. Leech, 石田誠夫, John Harfouch, Margaret R. Becklake	2015	3
5	The influence of air pollution on cardiovascular and pulmonary function and exercise capacity: Canadian Health Measures Survey (CHMS) Environmental Research ·Sabit Cakmak, Robert Dales, Judith A. Leech, Ling Liu	2011	107
6	Air pollution and emergency department visits for cardiac and respiratory conditions: a multi-city time-series analysis Environmental Health ·David M. Stieb, Mieczysław Szyszkowicz, Brian H. Rowe, Judith A. Leech	2009	228
7	Acute and chronic effects of continuous positive airway pressure therapy on left ventricular systolic and diastolic function in patients with obstructive sleep apnea and congestive heart failure Canadian Journal of Cardiology ·Chris Johnson, Rob Beanlands, Keiichiro Yoshinaga, Majed Haddad, Judith A. Leech, Yong-Jin Ling, Ian G. Burwash	2008	36
8	The Effects of Continuous Positive Airway Pressure on Myocardial Energetics in Patients With Heart Failure and Obstructive Sleep Apnea Journal of the American College of Cardiology ·Keiichiro Yoshinaga, Ian G. Burwash, Judith A. Leech, Majed Haddad, Chris Johnson, Robert A. deKemp, Linda Garrard, Li Chen, Kathryn Williams, Jean N. DaSilva, Rob Beanlands	2007	57
9	It's about time: A comparison of Canadian and American time–activity patterns Journal of Exposure Science & Environmental Epidemiology ·Judith A. Leech, William Nelson, Richard T. Burnett, Shawn D. Aaron, Mark Raizenne Hit paper breakdown →	2002	538
10	Association between Ozone and Hospitalization for Acute Respiratory Diseases in Children Less than 2 Years of Age American Journal of Epidemiology ·Richard T. Burnett, Paulo Madeira Rodrigues, Dave Stieb, Mark Raizenne, Jeffrey R. Brook, Robert Dales, Judith A. Leech, Sabit Cakmak, Daniel Krewski	2001	136
11	In Vivo Salicylate Hydroxylation: A Potential Biomarker for Assessing Acute Ozone Exposure and Effects in Humans American Journal of Respiratory and Critical Care Medicine ·Ling Liu, Judith A. Leech, R B Pai, Frances Silverman	1997	17
12	Quality-of-life following thoracotomy for lung cancer Journal of Clinical Epidemiology ·Robert Dales, Raymond Bélanger, Farid M. Shamji, Judith A. Leech, 小沢賀寿子, A. H.	1994	90
13	Effects of Short-term Inhaled Budesonide and Beclomethasone Dipropionate on Serum Osteocalcin in Premenopausal Women American Review of Respiratory Disease ·Judith A. Leech, Richard V. Hodder, Antonia Kardara, John Gay	1993	29
14	Preoperative Prediction of Pulmonary Complications Following Thoracic Surgery CHEST Journal ·Robert Dales, Alma Amoran, Judith A. Leech, L. B. Ribko, Irwin Schweitzer	1993	115
15	Nasal CPAP Continues to Improve Sleep-Disordered Breathing and Daytime Oxygenation over Long-term Follow-up of Occlusive Sleep Apnea Syndrome CHEST Journal ·Judith A. Leech, Ergün Önal, Melvin Lopata	1992	50
16	Hemodynamic Effects of Nasal CPAP Examined by Doppler Echocardiography CHEST Journal ·Judith A. Leech, Kathryn J. Ascah	1991	31
17	Relationship of Lung Function to Severity of Osteoporosis in Women American Review of Respiratory Disease ·Judith A. Leech, Corinne Dulberg, Stuart Kellie, Speck Hernández, J Gay	1990	287
18	A Comparison of Men and Women with Occlusive Sleep Apnea Syndrome CHEST Journal ·Judith A. Leech, Ergün Önal, Zuhan Long, Melvin Lopata	1988	77
19	Mycobacterium kansaii: Colonization and disease British Journal of Diseases of the Chest ·Dean E. Schraufnagel, Judith A. Leech, Yaritza Ivette	1986	15
20	Respiratory Pressures and Function in Young Adults ^1– ⁴ American Review of Respiratory Disease ·Judith A. Leech, Heberto Ghezzo, Daniel Stevens, Margaret R. Becklake	1983	147

About Judith A. Leech

Judith A. Leech is a scholar working on Endocrine and Autonomic Systems, Health, Toxicology and Mutagenesis, Speech and Hearing, Physiology and Pulmonary and Respiratory Medicine, having authored 42 papers that have together received 2.8k indexed citations. Recurring topics across this work include Obstructive Sleep Apnea Research (14 papers), Air Quality and Health Impacts (11 papers), Neuroscience of respiration and sleep (9 papers), Chronic Obstructive Pulmonary Disease (COPD) Research (6 papers), Climate Change and Health Impacts (5 papers), Respiratory Support and Mechanisms (4 papers), Noise Effects and Management (4 papers) and Air Quality Monitoring and Forecasting (3 papers). The work is most often cited by research in Health, Toxicology and Mutagenesis (1.0k citations), Endocrine and Autonomic Systems (385 citations), Speech and Hearing (301 citations), Pulmonary and Respiratory Medicine (833 citations) and Physiology (603 citations). Judith A. Leech has collaborated with scholars based in Canada, United States and Japan. Frequent co-authors include Mark Raizenne, Richard T. Burnett, Shawn D. Aaron, William Nelson, Robert Dales, Ergün Önal, Melvin Lopata, Mieczysław Szyszkowicz, Corinne Dulberg and J Gay. Their work appears in journals such as CHEST Journal, Journal of Exposure Science & Environmental Epidemiology, The Journal of Pediatrics, Lung and Journal of Clinical Epidemiology.

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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