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Table 1 Characteristics of the included studies

From: Acceptance and use of complementary and alternative medicine among medical specialists: a 15-year systematic review and data synthesis

First author Year Country Setting Sampling method Survey method Response, % Response, n Medical specialist, n Citation
Rosenbaum 2002 USA The University of Iowa College of Medicine Random Postal 18.4% 690 265 [35]
Hyodo 2003 Japan The Japanese oncology literature and the Nationwide association of medical centers for cancer and adult diseases Random Postal 66.7% 54 52 [36]
Kemper 2004 USA The American Academy of Pediatrics Random Online 19.5% 195 195 [37]
Kolstad 2004 Norway Five university oncology units in Norway Random Postal 38.5% 751 751 [5]
Risberg 2004 Norway Five reginal oncology centers Random Postal 15.4% 104 104 [38]
Samano 2005 Brazil Effective physician members of the Brazilian Cancer Society Random Postal 61.5% 509 108 [39]
Sawni 2007 USA The American Academy of Pediatrics Random Postal 31.5% 268 263 [40]
Lee 2008 USA, China, and Taiwan The Northern California Tumor Board meeting, China Medical University, Sun-Yat Sen Cancer Center Taiwan, Peking University Cancer Hospital China, and Peking Union Hospital China Random Postal 38.0% 95 95 [15]
Mak 2009 Australia The Australasian Faculty of Rehabilitation Medicine, The Royal Australasia College of Physicians Random Online 38.3% 36 36 [41]
Wu 2009 USA The Washington State of Association of Neurological Surgeons Random Online 67.0% 65 65 [42]
Manek 2010 USA The practicing rheumatologists in the United States Random Postal 40.3% 381 381 [6]
Kundu 2011 USA The Seattle Children’s Hospital Random Online 43.7% 213 213 [43]
Tempest 2011 England A urologist practicing in three English training deaneries Random Online and Phone 13.4% 88 88 [44]
Vlieger 2011 Netherlands The Dutch Society of Paediatrics Random Online Not indicated denominator 170 170 [45]
Samuels 2013 Israel Member of the Obstetricians and gynecologists (board-certified specialists or residents) were recruited from 7 medical centers in Southern, Central, and Northern Israel Convenience Not indicated 18.5% 648 648 [46]
Trimborn 2013 Germany A German employee visiting the occupational health service of the university hospital Convenience Not indicated 75.7% 258 258 [8]
Conrad 2014 Germany The German Society for Palliative Care Random Online 86.7% 117 40 [47]
Stewart 2014 Scotland The care of pregnant women in the Grampian region of North-East Scotland Random Online and postal 72.0% 126 96 [48]
Brambila-Tapia 2016 Mexico The Primary and secondary care hospitals in Guadalajara Convenience Not indicated 13.0% 547 120 [49]
Crundwell 2016 UK The Clinical staff at Cambridge University Hospital’sotolaryngology and audiology departments Convenience Not indicated 23.7% 343 343 [10]
Gaboury 2016 Canada The College des medecins du Quebec Random Online 100.0% 207 107 [50]
Mann 2016 USA pain medicine fellowship at the American College of Graduate Medical Education Convenience Online and postal 53.3% 856 856 [7]
Soos 2016 Hungary Four Hungarian universities and other eleven surgery wards and intensive care departments participated in the study Convenience Online and postal 61.5% 509 101 [51]
Stone 2016 Australia All faculties, fellows, and residents presented at a single anesthesia grand rounds of Johns Hopkins University Random Not indicated 70.3% 102 102 [52]
Klein 2017 Germany The Research Group on Gynecological Oncology of the German Cancer Society Random Online 38.1% 24 24 [14]