Edwards P, Roberts I, Clarke M, DiGuiseppi C, Pratap S, Wentz R, Kwan I: Increasing response rates to postal questionnaires: systematic review. BMJ. 2002, 324 (7347): 1183-1190. 10.1136/bmj.324.7347.1183.
Article
PubMed
PubMed Central
Google Scholar
Yammarino FJ, Skinner SJ, Childers TL: Understanding Mail Survey Response Behaviour - A Meta-Analysis. Public Opinion Quarterly. 1991, 55 (4): 613-639. 10.1086/269284.
Article
Google Scholar
Fox RJ, Crask MR, Kim J: Mail Survey Response Rate: A Meta-Analysis of Selected Techniques for Inducing Response. Public Opinion Quarterly. 1988, 52 (4): 467-491. 10.1086/269125.
Article
Google Scholar
Harvey L: Factors Affecting Response Rates to Mailed Questionnaires: A Comprehensive Literature review. Journal of the Market Research Society. 1987, 29: 341-353.
Google Scholar
Kanuk L: Mail Surveys and Response Rates: A Literature Review. Journal of Marketing Research. 1975, 12: 440-453.
Article
Google Scholar
Smeeth L, Fletcher AE: Improving the response rates to questionnaires. BMJ. 2002, 324 (7347): 1168-1169. 10.1136/bmj.324.7347.1168.
Article
PubMed
PubMed Central
Google Scholar
McColl E, Jacoby A, Thomas L, Soutter J, Bamford C, Steen N, Thomas R, Harvey E, Garratt A, Bond J: Design and use of questionnaires: a review of best practice applicable to surveys of health service staff and patients. Health Technol Assess. 2001, 5 (31): 1-256.
Article
CAS
PubMed
Google Scholar
O'Cathain A: Further Analyses Would Make the Review More Helpful - Rapid Response to Edwards et al Increasing Response Rates to Postal Questionnaires: Systematic Review. BMJ. 2002, 324:
Google Scholar
Yusuf S, Collins R, Peto R: Why do we need some large, simple randomised trials?. Stat Med. 1984, 3 (4): 409-422.
Article
CAS
PubMed
Google Scholar
Maxim PS: Quantitative Research Methods in the Social Sciences. 1999, New York, Oxford , Oxford University Press
Google Scholar
Schulz KF, Grimes DA: Sample size slippages in randomised trials: exclusions and the lost and wayward. Lancet. 2002, 359 (9308): 781-785. 10.1016/S0140-6736(02)07882-0.
Article
PubMed
Google Scholar
Armstrong BK, White E, Saracci R: Principles of exposure measurement in epidemiology. Monographs in Epidemiology and Biostatistics. 1995, New York , Oxford University Press, 21: 294-321.
Google Scholar
BMJ Cite Track Alert. [http://bmj.com/cgi/alerts/ctmain]
BioMail Medline Search. [http://biomail.sourceforge.net/biomail]version 0.72pre
McCaul LA, Cooper PG: Techniques to increase the response rate in follow-up studies: results of a pilot test. Int J Rehabil Res. 1979, 2 (4): 465-470.
Article
CAS
PubMed
Google Scholar
The Chambers Dictionary. Edited by: Anderson S, Carey L, Cullen K, Flackett S, Grandison A. 1998, Chambers Harrap Publishers Ltd
Clarke M, Oxman AD: Assessment of Study Quality. Cochrane Reviewers' Handbook In: The Cochrane Library. 2003, 4.2.0 (2):
Verhagen AP, de Vet HC, de Bie RA, Kessels AG, Boers M, Bouter LM, Knipschild PG: The Delphi list: a criteria list for quality assessment of randomised clinical trials for conducting systematic reviews developed by Delphi consensus. J Clin Epidemiol. 1998, 51 (12): 1235-1241. 10.1016/S0895-4356(98)00131-0.
Article
CAS
PubMed
Google Scholar
Higgins JP, Thompson SG: Quantifying heterogeneity in a meta-analysis. Stat Med. 2002, 21 (11): 1539-1558. 10.1002/sim.1186.
Article
PubMed
Google Scholar
Iglesias C, Torgerson D: Does length of questionnaire matter? A randomised trial of response rates to a mailed questionnaire. J Health Serv Res Policy. 2000, 5 (4): 219-221.
CAS
PubMed
Google Scholar
Dorman PJ, Slattery J, Farrell B, Dennis MS, Sandercock PA: A randomised comparison of the EuroQol and Short Form-36 after stroke. United Kingdom collaborators in the International Stroke Trial. BMJ. 1997, 315 (7106): 461-
Article
CAS
PubMed
PubMed Central
Google Scholar
Dunn KM, Jordan K, Croft PR: Does questionnaire structure influence response in postal surveys?. J Clin Epidemiol. 2003, 56 (1): 10-16. 10.1016/S0895-4356(02)00567-X.
Article
PubMed
Google Scholar
Jenkinson C, Coulter A, Reeves R, Bruster S, Richards N: Properties of the Picker Patient Experience questionnaire in a randomised controlled trial of long versus short form survey instruments. J Public Health Med. 2003, 25 (3): 197-201. 10.1093/pubmed/fdg049.
Article
PubMed
Google Scholar
Jones R, Zhou M, Yates WR: Improving return rates for health-care outcome. Psychol Rep. 2000, 87 (2): 639-642.
Article
CAS
PubMed
Google Scholar
Ward J, Boyle C, Long D, Ovadia C: Patient surveys in general practice: a randomised trial of an instant lottery ticket to increase return rate. Aust Fam Physician. 1996, Suppl 1: S19-20.
CAS
PubMed
Google Scholar
Leigh Brown AP, Lawrie HE, Kennedy AD, Webb JA, Torgerson DJ, Grant AM: Cost effectiveness of a prize draw on response to a postal questionnaire: results of a randomised trial among orthopaedic outpatients in Edinburgh. J Epidemiol Community Health. 1997, 51 (4): 463-464.
Article
Google Scholar
Evans BR, Peterson BL, Demark-Wahnefried W: No Difference in Response Rate to a Mailed Survey among Prostate Cancer Survivors Using Conditional versus Unconditional Incentives. Cancer Epidemiol Biomarkers Prev. 2004, 13 (2): 277-278. 10.1158/1055-9965.EPI-03-0065.
Article
PubMed
Google Scholar
McColl E, Eccles MP, Rousseau NS, Steen IN, Parkin DW, Grimshaw JM: From the generic to the condition-specific?: Instrument order effects in Quality of Life Assessment. Med Care. 2003, 41 (7): 777-790. 10.1097/00005650-200307000-00002.
Article
PubMed
Google Scholar
Tai SS, Nazareth I, Haines A, Jowett C: A randomized trial of the impact of telephone and recorded delivery reminders on the response rate to research questionnaires. J Public Health Med. 1997, 19 (2): 219-221.
Article
CAS
PubMed
Google Scholar
Salim Silva M, Smith WT, Bammer G: Telephone reminders are a cost effective way to improve responses in postal health surveys. J Epidemiol Community Health. 2002, 56 (2): 115-118. 10.1136/jech.56.2.115.
Article
CAS
PubMed
Google Scholar
Sutherland HJ, Beaton M, Mazer R, Kriukov V, Boyd NF: A randomized trial of the total design method for the postal follow-up of women in a cancer prevention trial. Eur J Cancer Prev. 1996, 5 (3): 165-168.
Article
CAS
PubMed
Google Scholar
Parkes R, Kreiger N, James B, Johnson KC: Effects on subject response of information brochures and small cash incentives in a mail-based case-control study. Ann Epidemiol. 2000, 10 (2): 117-124. 10.1016/S1047-2797(99)00047-2.
Article
CAS
PubMed
Google Scholar
Sackett DL, Straus SE, Richardson WS, Rosenberg W, Haynes RB: Evidence-based medicine: how to practice and teach EBM. 2000, Edinburgh , Churchill Livingstone, 108-109.
Google Scholar
Meinert CL, Tonascia S: Clinical Trials: Design, Conduct and Analysis. 1986, New York , Oxford University Press, 160-161.
Chapter
Google Scholar
Ludemann R, Watson DI, Jamieson GG: Influence of follow-up methodology and completeness on apparent clinical outcome of fundoplication. Am J Surg. 2003, 186 (2): 143-147. 10.1016/S0002-9610(03)00175-2.
Article
PubMed
Google Scholar
Heberlein TA, Baumgartner R: Factors Affecting Response Rates to Mailed Questionnaires: A Quantitative Analysis of the Published Literature. American Sociological Review. 1978, 43 (4): 447-462.
Article
Google Scholar
Kerlinger RN: Foundations of behavioral research. 1975, New York , Holt, Rinehart, Second
Google Scholar
Edwards P, Roberts I, Sandercock P, Frost C: Follow-up by mail in clinical trials: does questionnaire length matter?. Control Clin Trials. 2004, 25 (1): 31-52. 10.1016/j.cct.2003.08.013.
Article
PubMed
Google Scholar
Bowling A: Research Methods in Health. 1997, Buckingham, Philadelphia , Open University Press, 234-235.
Google Scholar
Harrison RA, Holt D, Elton PJ: Do postage-stamps increase response rates to postal surveys? A randomized controlled trial. Int J Epidemiol. 2002, 31 (4): 872-874. 10.1093/ije/31.4.872.
Article
CAS
PubMed
Google Scholar
Kalantar JS, Talley NJ: The effects of lottery incentive and length of questionnaire on health survey response rates: a randomized study. J Clin Epidemiol. 1999, 52 (11): 1117-1122. 10.1016/S0895-4356(99)00051-7.
Article
CAS
PubMed
Google Scholar