John T. Chang

4.2k total citations · 1 hit paper
41 papers, 3.3k citations indexed

About

John T. Chang is a scholar working on General Health Professions, Economics and Econometrics and Pulmonary and Respiratory Medicine. According to data from OpenAlex, John T. Chang has authored 41 papers receiving a total of 3.3k indexed citations (citations by other indexed papers that have themselves been cited), including 12 papers in General Health Professions, 11 papers in Economics and Econometrics and 8 papers in Pulmonary and Respiratory Medicine. Recurrent topics in John T. Chang's work include Health Systems, Economic Evaluations, Quality of Life (9 papers), Balance, Gait, and Falls Prevention (7 papers) and Geriatric Care and Nursing Homes (6 papers). John T. Chang is often cited by papers focused on Health Systems, Economic Evaluations, Quality of Life (9 papers), Balance, Gait, and Falls Prevention (7 papers) and Geriatric Care and Nursing Homes (6 papers). John T. Chang collaborates with scholars based in United States, Taiwan and Japan. John T. Chang's co-authors include Paul G Shekelle, Laurence Z. Rubenstein, Carol P. Roth, Neil S. Wenger, Catherine H. MacLean, David H. Solomon, Walter Mojica, Margaret Maglione, Sally C. Morton and Caren Kamberg and has published in prestigious journals such as Journal of the American Chemical Society, Annals of Internal Medicine and Gastroenterology.

In The Last Decade

John T. Chang

41 papers receiving 3.1k 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.

Interventions for the prevention of falls in older adults: systematic review and meta-analysis of randomised clinical trials

2004 878 citations John T. Chang, Sally C. Morton et al. BMJ profile →

Peers — A (Enhanced Table)

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

Name	h						Papers	Cites
John T. Chang United States	26	908	809	620	589	533	41	3.3k
David A. Ganz United States	29	923 1.0×	1.4k 1.7×	509 0.8×	904 1.5×	698 1.3×	124	3.8k
Caroline Brand Australia	44	1.0k 1.2×	426 0.5×	455 0.7×	570 1.0×	868 1.6×	176	5.9k
Nancye M. Peel Australia	35	892 1.0×	970 1.2×	703 1.1×	737 1.3×	539 1.0×	107	4.8k
James E. Graham United States	31	610 0.7×	411 0.5×	440 0.7×	710 1.2×	289 0.5×	113	3.3k
Adam Atherly United States	21	963 1.1×	625 0.8×	542 0.9×	423 0.7×	521 1.0×	97	2.6k
Zoe A Michaleff Australia	24	621 0.7×	1.3k 1.6×	293 0.5×	1.1k 1.9×	535 1.0×	73	4.4k
Carol P. Roth United States	31	1.5k 1.7×	209 0.3×	950 1.5×	379 0.6×	671 1.3×	110	3.4k
Roy T. Young United States	25	1.2k 1.4×	169 0.2×	924 1.5×	293 0.5×	496 0.9×	40	3.3k
Stewart Pugsley Canada	11	449 0.5×	336 0.4×	298 0.5×	464 0.8×	294 0.6×	21	4.9k
Sarah D. Berry United States	27	364 0.4×	509 0.6×	200 0.3×	427 0.7×	279 0.5×	116	3.0k

Countries citing papers authored by John T. Chang

Since Specialization

Citations

This map shows the geographic impact of John T. Chang'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 John T. Chang with the expected number of citations based on a country's size and research output (numbers larger than one mean the country cites John T. Chang more than expected).

Fields of papers citing papers by John T. Chang

Since Specialization

Physical SciencesHealth SciencesLife SciencesSocial Sciences

This network shows the impact of papers produced by John T. Chang. 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 John T. Chang. The network helps show where John T. Chang may publish in the future.

Co-authorship network of co-authors of John T. Chang

This figure shows the co-authorship network connecting the top 25 collaborators of John T. Chang. A scholar is included among the top collaborators of John T. Chang 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 John T. Chang. John T. Chang 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

Sung, Wen‐Wei, et al.. (2016). The ERK–ZEB1 pathway mediates epithelial–mesenchymal transition in pemetrexed resistant lung cancer cells with suppression by vinca alkaloids. Oncogene. 36(2). 242–253. 89 indexed citations

Guerrero, Alma D., Nicole Garro, John T. Chang, & Alice A. Kuo. (2010). An Update on Assessing Development in the Pediatric Office: Has Anything Changed After Two Policy Statements?. Academic Pediatrics. 10(6). 400–404. 19 indexed citations

Chang, John T., et al.. (2009). The optical effect of composite luting cement on all ceramic crowns. Journal of Dentistry. 37(12). 937–943. 117 indexed citations

Wenger, Neil S., Carol P. Roth, Paul G Shekelle, et al.. (2009). A Practice‐Based Intervention to Improve Primary Care for Falls, Urinary Incontinence, and Dementia. Journal of the American Geriatrics Society. 57(3). 547–555. 78 indexed citations

Min, Lillian, Neil S. Wenger, Constance H. Fung, et al.. (2007). Multimorbidity is Associated With Better Quality of Care Among Vulnerable Elders. Medical Care. 45(6). 480–488. 112 indexed citations

Chang, John T. & David A. Ganz. (2007). Quality Indicators for Falls and Mobility Problems in Vulnerable Elders. Journal of the American Geriatrics Society. 55(s2). S327–34. 71 indexed citations

MacLean, Catherine H., Rachel Louie, Paul G Shekelle, et al.. (2006). Comparison of Administrative Data and Medical Records to Measure the Quality of Medical Care Provided to Vulnerable Older Patients. Medical Care. 44(2). 141–148. 41 indexed citations

Ganz, David A., Neil S. Wenger, Carol P. Roth, et al.. (2006). The Effect of a Quality Improvement Initiative on the Quality of Other Aspects of Health Care. Medical Care. 45(1). 8–18. 49 indexed citations

Ganz, David A., John T. Chang, Carol P. Roth, et al.. (2006). Quality of osteoarthritis care for community‐dwelling older adults. Arthritis Care & Research. 55(2). 241–247. 83 indexed citations

10.

Min, Lillian, David B. Reuben, Catherine H. MacLean, et al.. (2005). Predictors of Overall Quality of Care Provided to Vulnerable Older People. Journal of the American Geriatrics Society. 53(10). 1705–1711. 51 indexed citations

11.

Chodosh, Joshua, David H. Solomon, Carol P. Roth, et al.. (2004). The Quality of Medical Care Provided to Vulnerable Older Patients with Chronic Pain. Journal of the American Geriatrics Society. 52(5). 756–761. 76 indexed citations

12.

Saliba, Debra, Carol P. Roth, David H. Solomon, et al.. (2004). The Quality of Care Provided to Vulnerable Older Community-Based Patients With Urinary Incontinence. Journal of the American Medical Directors Association. 5(3). 141–146. 2 indexed citations

13.

Chang, John T. & David A. Katzka. (2004). Gastroesophageal Reflux Disease, Barrett Esophagus, and Esophageal Adenocarcinoma. Archives of Internal Medicine. 164(14). 1482–1482. 47 indexed citations

14.

Liu, Shing‐Hwa, et al.. (2004). False positive fluorine-18 fluorodeoxy-D-glucose positron emission tomography finding caused by osteoradionecrosis in a nasopharyngeal carcinoma patient. British Journal of Radiology. 77(915). 257–260. 51 indexed citations

15.

Chang, John T., Sally C. Morton, Laurence Z. Rubenstein, et al.. (2004). Interventions for the prevention of falls in older adults: systematic review and meta-analysis of randomised clinical trials. BMJ. 328(7441). 680–680. 878 indexed citations breakdown →

16.

Rubenstein, Laurence Z., David H. Solomon, Carol P. Roth, et al.. (2004). Detection and Management of Falls and Instability in Vulnerable Elders by Community Physicians. Journal of the American Geriatrics Society. 52(9). 1527–1531. 73 indexed citations

17.

Ko, Clifford Y., Jonathan Sack, John T. Chang, & Arlène Fink. (2002). Reporting Randomized, Controlled Trials. Diseases of the Colon & Rectum. 45(4). 443–447. 35 indexed citations

18.

Ko, Clifford Y., John T. Chang, Saima Chaudhry, & Gerald F. Kominski. (2002). Are high-volume surgeons and hospitals the most important predictors of inhospital outcome for colon cancer resection?. Surgery. 132(2). 268–273. 95 indexed citations

19.

Thakur, Anjani, Thomas Tai Wing Chiu, Wendy Y. Chen, et al.. (2001). Methodology standards associated with quality reporting in clinical studies in pediatric surgery journals. Journal of Pediatric Surgery. 36(8). 1160–1164. 36 indexed citations

20.

Chang, John T., et al.. (1995). COPD in the Elderly. CHEST Journal. 108(3). 736–740. 11 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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