Margit Kooijman

128 randomised clinical trials. European Journal of Pain 2018;22(6):1057-1070. 27. Artus M, van der Windt DA, Jordan KP, Hay EM. Low back pain symptoms show a similar pattern of improvement following a wide range of primary care treatments: a systematic review of randomized clinical trials. Rheumatology (Oxford) 2010;49(12):2346-56. 28. Miciak M, Gross DP, Joyce A. A reviw of the psychotherapeutic ‘common factors’ modal and its application in physical therapy: the needs to consider general effects in physical therapy practice. Scandinavian Journal of Caring Sciences 2012;26(2):394-403. 29. Asch DA, Patton JP, Hershey JC. Knowing for the sake of knowing: the value of prognostic information. Medical Decision Making 1990;10:47-57. 30. Artus M, van der Windt D, Jordan KP, Croft PR. The clinical course of low back pain: a meta-analysis comparing outcomes in randomized clinical trials (RCTs) and observational studies. BMC Musculoskeletal Disorders 2014;15:68. 31. Simon CB, Stryker SE, George SZ. Assessing the influence of treating therapist and patient prognostic factors on recovery from axial pain. Journal of Manipulative Therapy 2013;21(4):187- 95. 32. Menke JM. Do manual therapies help low back pain? A comparative effectiveness meta-analysis. Spine (Phila Pa 1976). 2014;39(7):E463-72. 33. Lewis M, Morley S, van der WIndt DA, Hay E, Jellema P, Dziedzic K, Main CJ. Measuring practitioner/therapist effects in randomized trials of low back pain and nack pain interventions in primary care setting. European Journal of pain 2010;14(10):1033-9. 34. Buining EM, Kooijman MK, Swinkel ICS, Pisters MF, Veenhof C. Exploring physiotherapists’ personality traits that may influence treatment outcome in patients with chronic diseases: a cohort study. BMC Health Services Research 2015;16(15):558-69. 35. Walters SJ: Therapist effects in randomised controlled trials: what to do about them. Journal of clinical nursing 2010;19(7-8):1102-1112. 36. Hall AM, Ferreira PH, Maher CG, Latimer J, Ferreira ML. The influence of the therapist-patient relationship on treatment outcome in physical rehabilitation: a systematic review. Physical Therapy 2010;90(8):1099-110.