Today we present 21 new placebo and nocebo research papers, comments and abstracts identified during August 2020. As usual, they are based on new PUBMED publication using the search terms „placebo“ and „nocebo“ and are hand-selected from more than 834 new publications during the preceding month. Previously published monthly updates can be found in our archive. Todays selection as well as all previously identified papers will also go into our placebo research library that currently contains more than 4,500 relevant papers. If you would like to get access to the full database, please register for our newsletter and provide us with your email address and affiliation.
Bernstein, M. H., Locher, C., Kube, T., Buergler, S., Stewart-Ferrer, S., & Blease, C. (2020).
Putting the ‘Art’ Into the ‘Art of Medicine’: The Under-Explored Role of Artifacts in Placebo Studies. Front Psychol, 11, 1354. doi:10.3389/fpsyg.2020.01354
https://www.ncbi.nlm.nih.gov/pubmed/32774310
Bingel, U., & Kersting, A. (2020).
[Placebo – the power of expectation]. Nervenarzt, 91(8), 665-666. doi:10.1007/s00115-020-00965-2
https://www.ncbi.nlm.nih.gov/pubmed/32789685
Blease, C. R., Delbanco, T., Torous, J., Ponten, M., DesRoches, C. M., Hagglund, M., Walker, J., & Kirsch, I. (2020).
Sharing clinical notes, and placebo and nocebo effects: Can documentation affect patient health? J Health Psychol, 1359105320948588. doi:10.1177/1359105320948588
https://www.ncbi.nlm.nih.gov/pubmed/32772861
Brascher, A. K., Schulz, S. M., Van den Bergh, O., & Witthoft, M. (2020).
Prospective study of nocebo effects related to symptoms of idiopathic environmental intolerance attributed to electromagnetic fields (IEI-EMF). Environ Res, 190, 110019. doi:10.1016/j.envres.2020.110019
https://www.ncbi.nlm.nih.gov/pubmed/32777274
Erpelding, N., Evans, K., Lanier, R. K., Elder, H., & Katz, N. P. (2020).
Placebo Response Reduction and Accurate Pain Reporting Training Reduces Placebo Responses in a Clinical Trial on Chronic Low Back Pain: Results from a Comparison to the Literature. Clin J Pain. doi:10.1097/AJP.0000000000000873
https://www.ncbi.nlm.nih.gov/pubmed/32841968
Flandre, P., & O’Quigley, J. (2020).
Note on the role of the placebo group in the short-term and long-term hazard ratio model. Stat Med, 39(20), 2685-2688. doi:10.1002/sim.8424
https://www.ncbi.nlm.nih.gov/pubmed/32754926
Halim, J., Zhang, X., & O’Mahony, M. (2020).
Paired preference tests and placebo placement: 1. Should placebo pairs be placed before or after the target pair? Food Res Int, 136, 109344. doi:10.1016/j.foodres.2020.109344
https://www.ncbi.nlm.nih.gov/pubmed/32846536
Holper, L. (2020).
Raising Placebo Efficacy in Antidepressant Trials Across Decades Explained by Small-Study Effects: A Meta-Reanalysis. Front Psychiatry, 11, 633. doi:10.3389/fpsyt.2020.00633
https://www.ncbi.nlm.nih.gov/pubmed/32848900
Jin, Y., Pu, T., Guo, Z., Jiang, B., & Mu, Q. (2020).
Placebo effect of rTMS on post-stroke motor rehabilitation: a meta-analysis. Acta Neurol Belg doi:10.1007/s13760-020-01460-w
https://www.ncbi.nlm.nih.gov/pubmed/32772334
Kishi, T., Matsuda, Y., Sakuma, K., Okuya, M., & Iwata, N. (2020).
Factors associated with discontinuation in the drug and placebo groups of trials of second generation antipsychotics for acute schizophrenia: A meta-regression analysis: Discontinuation in antipsychotic trials. J Psychiatr Res, 130, 240-246. doi:10.1016/j.jpsychires.2020.08.003
https://www.ncbi.nlm.nih.gov/pubmed/3284632
Kube, T., & Rozenkrantz, L. (2020).
When Beliefs Face Reality: An Integrative Review of Belief Updating in Mental Health and Illness. Perspect Psychol Sci, 1745691620931496. doi:10.1177/1745691620931496
https://www.ncbi.nlm.nih.gov/pubmed/32818386
Leder, G. (2020).
Psychotherapy, placebos, and informed consent. J Med Ethics. doi:10.1136/medethics-2020-106453
https://www.ncbi.nlm.nih.gov/pubmed/32820019
Morales-Quezada, L., Mesia-Toledo, I., Estudillo-Guerra, A., O’Connor, K. C., Schneider, J. C., Sohn, D. J., Crandell, D. M., Kaptchuk, T., & Zafonte, R. (2020).
Conditioning open-label placebo: a pilot pharmacobehavioral approach for opioid dose reduction and pain control. Pain Rep, 5(4), e828. doi:10.1097/PR9.0000000000000828
https://www.ncbi.nlm.nih.gov/pubmed/32766465
Obbarius, A., Schneider, S., & Stone, A. A. (2020).
A combination of pain indices based on momentary assessments can predict placebo response in patients with fibromyalgia syndrome. Pain. doi:10.1097/j.pain.0000000000002025
https://www.ncbi.nlm.nih.gov/pubmed/32773601
Olson, E. M., Akintola, T., Phillips, J., Blasini, M., Haycock, N. R., Martinez, P. E., Greenspan, J. D., Dorsey, S. G., Wang, Y., & Colloca, L. (2020).
Effects of sex on placebo effects in chronic pain participants: a cross-sectional study. Pain. doi:10.1097/j.pain.0000000000002038
https://www.ncbi.nlm.nih.gov/pubmed/32826757
Razavy, S., Lee, J., & Zaslawski, C. (2020).
A pre-trial evaluation of blinding for a Chinese herbal medicine trial. Contemp Clin Trials Commun, 19, 100632. doi:10.1016/j.conctc.2020.100632
https://www.ncbi.nlm.nih.gov/pubmed/32817905
Siafis, S., Ciray, O., Schneider-Thoma, J., Bighelli, I., Krause, M., Rodolico, A., Ceraso, A., Deste, G., Huhn, M., Fraguas, D., Mavridis, D., Charman, T., Murphy, D. G., Parellada, M., Arango, C., & Leucht, S. (2020).
Placebo response in pharmacological and dietary supplement trials of autism spectrum disorder (ASD): systematic review and meta-regression analysis. Mol Autism, 11(1), 66. doi:10.1186/s13229-020-00372-z
https://www.ncbi.nlm.nih.gov/pubmed/32847616
Turkarslan, K. K., & Cinarbas, D. C. (2020).
Can conscious guilt feelings incite nocebo pain? Agri, 32(3), 128-139. doi:10.14744/agri.2020.99710
https://www.ncbi.nlm.nih.gov/pubmed/32789834
Weimer, K., Enck, P., Dodd, S., & Colloca, L. (2020).
Editorial: Placebo and Nocebo Effects in Psychiatry and Beyond. Front Psychiatry, 11, 801. doi:10.3389/fpsyt.2020.00801
https://www.ncbi.nlm.nih.gov/pubmed/32848956
Xia, Y., Halim, J., Song, J., Li, D., Gao, B., Zhong, F., & O’Mahony, M. (2020).
Paired preference tests and placebo placement: 2. Unraveling the effects of stimulus variance. Food Res Int, 136, 109447. doi:10.1016/j.foodres.2020.109447
https://www.ncbi.nlm.nih.gov/pubmed/32846545
Zech, N., Schrodinger, M., Seemann, M., Zeman, F., Seyfried, T. F., & Hansen, E. (2020).
Time-Dependent Negative Effects of Verbal and Non-verbal Suggestions in Surgical Patients – A Study on Arm Muscle Strength. Front Psychol, 11, 1693. doi:10.3389/fpsyg.2020.01693
https://www.ncbi.nlm.nih.gov/pubmed/32849024