John R. M. Caplehorn

3.8k total citations · 1 hit paper
38 papers, 2.8k citations indexed

About

John R. M. Caplehorn is a scholar working on Epidemiology, Public Health, Environmental and Occupational Health and Pathology and Forensic Medicine. According to data from OpenAlex, John R. M. Caplehorn has authored 38 papers receiving a total of 2.8k indexed citations (citations by other indexed papers that have themselves been cited), including 25 papers in Epidemiology, 20 papers in Public Health, Environmental and Occupational Health and 8 papers in Pathology and Forensic Medicine. Recurrent topics in John R. M. Caplehorn's work include Substance Abuse Treatment and Outcomes (23 papers), Opioid Use Disorder Treatment (20 papers) and Alcohol Consumption and Health Effects (8 papers). John R. M. Caplehorn is often cited by papers focused on Substance Abuse Treatment and Outcomes (23 papers), Opioid Use Disorder Treatment (20 papers) and Alcohol Consumption and Health Effects (8 papers). John R. M. Caplehorn collaborates with scholars based in Australia, United States and Norway. John R. M. Caplehorn's co-authors include Linn Gjersing, Thomas Clausen, Olaf H. Drummer, Philip Swann, Dimitri Gerostamoulos, Mark Chu, Michael D. Robertson, James R. Bell, Les Irwig and Michael W. Ross and has published in prestigious journals such as British journal of surgery, Addiction and Accident Analysis & Prevention.

In The Last Decade

John R. M. Caplehorn

38 papers receiving 2.6k 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.

Cross-cultural adaptation of research instruments: language, setting, time and statistical considerations

2010 577 citations Linn Gjersing, John R. M. Caplehorn et al. BMC Medical Research Methodology profile →

Peers — A (Enhanced Table)

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

Name	h						Papers	Cites
John R. M. Caplehorn Australia	24	1.2k	1.1k	463	452	333	38	2.8k
Natasa Gisev Australia	22	692 0.6×	1.4k 1.2×	231 0.5×	258 0.6×	244 0.7×	90	2.8k
Ed Day United Kingdom	28	1.1k 0.9×	844 0.8×	73 0.2×	190 0.4×	627 1.9×	139	2.6k
Margaret Watson United Kingdom	33	286 0.2×	458 0.4×	200 0.4×	270 0.6×	998 3.0×	147	3.6k
Meredith Y. Smith United States	21	292 0.2×	626 0.6×	98 0.2×	167 0.4×	505 1.5×	72	2.1k
Stefan G. Kertesz United States	31	758 0.6×	1.1k 1.0×	61 0.1×	610 1.3×	1.7k 5.0×	118	3.7k
Susan Okie United States	22	581 0.5×	725 0.6×	41 0.1×	227 0.5×	449 1.3×	42	2.5k
Alys Havard Australia	24	887 0.7×	656 0.6×	57 0.1×	103 0.2×	475 1.4×	87	2.0k
Marlon P. Mundt United States	36	1.6k 1.3×	851 0.8×	34 0.1×	368 0.8×	1.4k 4.1×	105	4.6k
Feijun Luo United States	22	563 0.5×	1.3k 1.1×	62 0.1×	185 0.4×	608 1.8×	36	2.9k
Yuhua Bao United States	29	506 0.4×	1.2k 1.1×	31 0.1×	273 0.6×	696 2.1×	112	3.1k

Countries citing papers authored by John R. M. Caplehorn

Since Specialization

Citations

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

Fields of papers citing papers by John R. M. Caplehorn

Since Specialization

Physical SciencesHealth SciencesLife SciencesSocial Sciences

This network shows the impact of papers produced by John R. M. Caplehorn. 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 R. M. Caplehorn. The network helps show where John R. M. Caplehorn may publish in the future.

Co-authorship network of co-authors of John R. M. Caplehorn

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

Gjersing, Linn, John R. M. Caplehorn, & Thomas Clausen. (2010). Cross-cultural adaptation of research instruments: language, setting, time and statistical considerations. BMC Medical Research Methodology. 10(1). 13–13. 577 indexed citations breakdown →

Gjersing, Linn, Helge Waal, John R. M. Caplehorn, Michael Gossop, & Thomas Clausen. (2010). Staff attitudes and the associations with treatment organisation, clinical practices and outcomes in opioid maintenance treatment. BMC Health Services Research. 10(1). 194–194. 17 indexed citations

Gjersing, Linn, et al.. (2007). Attitudes and beliefs towards methadone maintenance treatment among Australian prison health staff. Drug and Alcohol Review. 26(5). 501–508. 26 indexed citations

Caplehorn, John R. M. & Jonathan J Deeks. (2006). A critical appraisal of the Australian comparative trial of methadone and buprenorphine maintenance. Drug and Alcohol Review. 25(2). 157–160. 8 indexed citations

Drummer, Olaf H., Dimitri Gerostamoulos, Mark Chu, et al.. (2003). The involvement of drugs in drivers of motor vehicles killed in Australian road traffic crashes. Accident Analysis & Prevention. 36(2). 239–248. 386 indexed citations

Drummer, Olaf H., Dimitri Gerostamoulos, Mark Chu, et al.. (2003). The incidence of drugs in drivers killed in Australian road traffic crashes. Forensic Science International. 134(2-3). 154–162. 209 indexed citations

Caplehorn, John R. M. & Olaf H. Drummer. (2002). Methadone dose and post‐mortem blood concentration. Drug and Alcohol Review. 21(4). 329–333. 25 indexed citations

Caplehorn, John R. M.. (2000). Knowledge of Methadone Toxicity Among US Maintenance Clinic Staff. 1(4). 63–72. 5 indexed citations

Caplehorn, John R. M., Thomas Lumley, & Les Irwig. (1998). Staff attitudes and retention of patients in methadone maintenance programs. Drug and Alcohol Dependence. 52(1). 57–61. 50 indexed citations

10.

Caplehorn, John R. M.. (1998). Deaths in the first two weeks of maintenance treatment in NSW in 1994: identifying cases of iatrogenic methadone toxicity. Drug and Alcohol Review. 17(1). 9–17. 68 indexed citations

11.

King, Jonathan M., John R. M. Caplehorn, William Ross, & David L. Morris. (1997). High serum carcinoembryonic antigen concentration in patients with colorectal liver metastases is associated with poor cell-mediated immunity, which is predictive of survival. British journal of surgery. 84(10). 1382–1385. 15 indexed citations

12.

Caplehorn, John R. M., Diana Hartel, & Les Irwig. (1997). Measuring and Comparing the Attitudes and Beliefs of Staff Working in New York Methadone Maintenance Clinics. Substance Use & Misuse. 32(4). 399–413. 50 indexed citations

13.

Caplehorn, John R. M., Les Irwig, & John B. Saunders. (1996). Physicians' Attitudes and Retention of Patients in Their Methadone Maintenance Programs. Substance Use & Misuse. 31(6). 663–677. 34 indexed citations

14.

Caplehorn, John R. M., et al.. (1996). Attitudes and Beliefs of Staff Working in Methadone Maintenance Clinics. Substance Use & Misuse. 31(4). 437–452. 48 indexed citations

15.

Jorgensen, John O., et al.. (1995). A SIMPLE AND EFFECTIVE WAY TO REDUCE POSTOPERATIVE PAIN AFTER LAPAROSCOPIC CHOLECYSTECTOMY. Australian and New Zealand Journal of Surgery. 65(7). 466–469. 94 indexed citations

16.

Caplehorn, John R. M., et al.. (1994). Retention in methadone maintenance and heroin addicts’risk of death. Addiction. 89(2). 203–207. 169 indexed citations

17.

Caplehorn, John R. M., David Reilly, & Alex Wodak. (1993). Detected heroin use in an Australian methadone maintenance program. Journal of Substance Abuse Treatment. 10(6). 553–559. 9 indexed citations

18.

Caplehorn, John R. M., Donald R. McNeil, & David G. Kleinbaum. (1993). Clinic Policy and Retention in Methadone Maintenance. International Journal of the Addictions. 28(1). 73–89. 56 indexed citations

19.

Caplehorn, John R. M. & John B. Saunders. (1993). Factors associated with heroin users' AIDS risk‐taking behaviours. Australian Journal of Public Health. 17(1). 13–17. 17 indexed citations

20.

Caplehorn, John R. M. & James R. Bell. (1991). Methadone dosage and retention of patients maintenance treatment. The Medical Journal of Australia. 154(3). 195–199. 149 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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