Andre Wajda

4.3k total citations · 2 hit papers
24 papers, 3.5k citations indexed

About

Andre Wajda is a scholar working on Epidemiology, Genetics and Surgery. According to data from OpenAlex, Andre Wajda has authored 24 papers receiving a total of 3.5k indexed citations (citations by other indexed papers that have themselves been cited), including 9 papers in Epidemiology, 8 papers in Genetics and 5 papers in Surgery. Recurrent topics in Andre Wajda's work include Inflammatory Bowel Disease (6 papers), Data Quality and Management (5 papers) and Healthcare Policy and Management (4 papers). Andre Wajda is often cited by papers focused on Inflammatory Bowel Disease (6 papers), Data Quality and Management (5 papers) and Healthcare Policy and Management (4 papers). Andre Wajda collaborates with scholars based in Canada, United States and Australia. Andre Wajda's co-authors include James Blanchard, Çharles N. Bernstein, Erich V. Kliewer, Leslíe L. Roos, Patricia Rawsthorne, Adrian MacKenzie, Mieke Koehoorn, Lawrence W. Svenson, David M. Israel and Richard N. Fedorak and has published in prestigious journals such as Annals of Internal Medicine, Gastroenterology and Diabetes Care.

In The Last Decade

Andre Wajda

24 papers receiving 3.3k citations

Hit Papers

align trajectories

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.

Cancer risk in patients with inflammatory bowel disease

2001 911 citations Çharles N. Bernstein, James Blanchard et al. Cancer profile →
Epidemiology of Crohn's Disease and Ulcerative Colitis in a Central Canadian Province: A Population-based Study

1999 537 citations Çharles N. Bernstein, James Blanchard et al. American Journal of Epidemiology profile →

Peers — A (Enhanced Table)

Peers by citation overlap · career bar shows stage (early→late) cites · hero ref

Name	h						Papers	Cites
Andre Wajda Canada	19	1.7k	1.5k	931	439	390	24	3.5k
Raymond K. Cross United States	34	2.4k 1.4×	1.6k 1.1×	997 1.1×	343 0.8×	564 1.4×	204	4.0k
Joseph D. Feuerstein United States	30	2.1k 1.2×	1.5k 0.9×	1.1k 1.2×	862 2.0×	577 1.5×	171	4.4k
Mohan Bala United States	35	2.2k 1.3×	1.9k 1.3×	935 1.0×	195 0.4×	1.6k 4.1×	71	5.7k
Mahmoud Mosli Saudi Arabia	26	1.6k 0.9×	1.3k 0.9×	834 0.9×	430 1.0×	304 0.8×	154	2.7k
Tim Card United Kingdom	48	1.3k 0.8×	3.4k 2.2×	2.5k 2.7×	472 1.1×	392 1.0×	167	7.3k
Lars Lööf Sweden	42	1.0k 0.6×	2.5k 1.6×	2.7k 2.9×	578 1.3×	547 1.4×	131	6.4k
Vipul Jairath Canada	42	3.0k 1.8×	2.5k 1.7×	2.3k 2.5×	551 1.3×	681 1.7×	327	6.3k
Ferdinando D’Amico Italy	28	2.8k 1.6×	2.0k 1.3×	1.4k 1.5×	619 1.4×	621 1.6×	179	4.4k
Florian Froehlich Switzerland	34	822 0.5×	978 0.6×	1.9k 2.0×	1.7k 3.8×	151 0.4×	125	4.3k
Hagop S. Mekhjian United States	31	963 0.6×	1.2k 0.8×	1.3k 1.4×	460 1.0×	101 0.3×	72	3.8k

Countries citing papers authored by Andre Wajda

Since Specialization

Citations

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

Fields of papers citing papers by Andre Wajda

Since Specialization

Physical SciencesHealth SciencesLife SciencesSocial Sciences

This network shows the impact of papers produced by Andre Wajda. 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 Andre Wajda. The network helps show where Andre Wajda may publish in the future.

Co-authorship network of co-authors of Andre Wajda

This figure shows the co-authorship network connecting the top 25 collaborators of Andre Wajda. A scholar is included among the top collaborators of Andre Wajda 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 Andre Wajda. Andre Wajda is excluded from the visualization to improve readability, since they are connected to all nodes in the network.

All Works

Sort: Min cites: Since: Top N: Style:

20 of 20 papers shown

Cameron, Cate M, David M. Purdie, Erich V. Kliewer, Rod McClure, & Andre Wajda. (2007). Population health and clinical data linkage: the importance of a population registry. Australian and New Zealand Journal of Public Health. 31(5). 459–463. 10 indexed citations

Bernstein, Çharles N., Andre Wajda, & James Blanchard. (2007). The Incidence of Arterial Thromboembolic Diseases in Inflammatory Bowel Disease: A Population-Based Study. Clinical Gastroenterology and Hepatology. 6(1). 41–45. 193 indexed citations

Bernstein, Çharles N., Andre Wajda, Lawrence W. Svenson, et al.. (2006). The Epidemiology of Inflammatory Bowel Disease in Canada: A Population-Based Study. The American Journal of Gastroenterology. 101(7). 1559–1568. 463 indexed citations

Bernstein, Çharles N., Andre Wajda, & James Blanchard. (2005). The Clustering of Other Chronic Inflammatory Diseases in Inflammatory Bowel Disease: A Population-Based Study. Gastroenterology. 129(3). 827–836. 442 indexed citations

Bernstein, Çharles N., James Blanchard, Erich V. Kliewer, & Andre Wajda. (2001). Cancer risk in patients with inflammatory bowel disease. Cancer. 91(4). 854–862. 911 indexed citations breakdown →

Blanchard, James, Andre Wajda, Patricia Rawsthorne, & Çharles N. Bernstein. (2001). Small area variations and socio-demographic correlates for the incidence of Crohn s disease and ulcerative colitis. Gastroenterology. 120(5). A458–A458. 1 indexed citations

Bernstein, Çharles N., James Blanchard, Patricia Rawsthorne, & Andre Wajda. (1999). Epidemiology of Crohn's Disease and Ulcerative Colitis in a Central Canadian Province: A Population-based Study. American Journal of Epidemiology. 149(10). 916–924. 537 indexed citations breakdown →

Blanchard, James, et al.. (1997). Incidence and Prevalence of Diabetes in Children Aged 0–14 Years in Manitoba, Canada, 1985–1993. Diabetes Care. 20(4). 512–515. 51 indexed citations

Roos, Leslíe L., Randy Walld, Andre Wajda, Ruth Bond, & Kathleen Hartford. (1996). Record Linkage Strategies, Outpatient Procedures, and Administrative Data. Medical Care. 34(6). 570–582. 53 indexed citations

10.

Scherer, Kathrin, Allen Kraut, Annalee Yassi, Andre Wajda, & Judith D. Bebchuk. (1994). Using Administrative Health Data to Monitor Potential Adverse Health Effects in Environmental Studies. Environmental Research. 66(2). 143–151. 3 indexed citations

11.

Fedson, David S., Andre Wajda, J. Patrick Nicol, & Leslíe L. Roos. (1992). Disparity between Influenza Vaccination Rates and Risks for Influenza-associated Hospital Discharge and Death in Manitoba in 1982-1983. Annals of Internal Medicine. 116(7). 550–555. 44 indexed citations

12.

Cohen, Marsha M., et al.. (1992). Assessing Physicians?? Compliance With Guidelines for Papanicolaou Testing. Medical Care. 30(6). 514–528. 21 indexed citations

13.

Martin, A. D., et al.. (1991). The Incidence of Fracture of the Proximal Femur in Two Million Canadians From 1972 to 1984. Clinical Orthopaedics and Related Research. 266. 111–118. 48 indexed citations

14.

Roos, Leslíe L. & Andre Wajda. (1991). Record Linkage Strategies. Methods of Information in Medicine. 30(2). 117–123. 121 indexed citations

15.

Roos, Leslíe L., Sandra M. Sharp, Marsha M. Cohen, & Andre Wajda. (1989). Risk adjustment in claims-based research: The search for efficient approaches. Journal of Clinical Epidemiology. 42(12). 1193–1206. 83 indexed citations

16.

Roos, Leslíe L., Sandra M. Sharp, & Andre Wajda. (1989). Assessing data quality: A computerized approach. Social Science & Medicine. 28(2). 175–182. 81 indexed citations

17.

Abrams, Howard, Allan S. Detsky, Leslíe L. Roos, & Andre Wajda. (1988). Is There a Role for Surgery in the Acute Management of Infectiue Endocarditis?. Medical Decision Making. 8(3). 165–174. 7 indexed citations

18.

Roos, Leslíe L., Andre Wajda, Sandra M. Sharp, & J. Patrick Nicol. (1987). Software for health care analysts: A modular approach. Journal of Medical Systems. 11(6). 445–464. 7 indexed citations

19.

Wajda, Andre & Leslíe L. Roos. (1987). Simplifying record linkage: Software and strategy. Computers in Biology and Medicine. 17(4). 239–248. 31 indexed citations

20.

Roos, Leslíe L., Andre Wajda, & J. Patrick Nicol. (1986). The art and science of record linkage: Methods that work with few identifiers. Computers in Biology and Medicine. 16(1). 45–57. 63 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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