References
- Bhattarai, J., Oehlert, M. E., & Weber, D. K. (2020). Psychometric properties of the Mississippi Scale for Combat-Related Posttraumatic Stress Disorder based on veterans’ period of service. Psychological Services, 17(1), 75–83. https://doi.org/10.1037/ser0000285
- Cohen, J. (1988). Statistical power analysis for the behavioral sciences (2nd ed.). Lawrence Erlbaum Associates.
- Corry, N. H., Kulka, R., Fairbank, J. A., & Schlenger, W. E. (2016). Forty years after the war: How are Vietnam veterans doing today? PTSD Research Quarterly, 27(1), 1–11. https://www.ptsd.va.gov/publications/rq_docs/V27N1.pdf
- Cruz, A., Sales, C. M. D., Alves, P., & Moita, G. (2018). The core techniques of Morenian psychodrama: A systematic review of literature. Frontiers in Psychology, 9, 1263. https://doi.org/10.3389/fpsyg.2018.01263
- da Rocha, N. S., Power, M. J., Bushnell, D. M., & Fleck, M. P. (2012). The EUROHIS-QOL 8-item index: Comparative psychometric properties to its parent WHOQOL-BREF. Value in Health, 15(3), 449–457. https://doi.org/10.1016/j.jval.2011.11.035
- Ekstrøm, C. T. (2014). Teaching ‘instant experience’ with graphical model validation techniques. Teaching Statistics: An International Journal for Teachers, 36(1), 23–26. https://doi.org/10.1111/test.12027
- Elliott, R., Greenberg, L. S., & Lietaer, G. (2004). Research on experiential psychotherapies. In M. J. Lambert (Ed.), Bergin and Garfield’s handbook of psychotherapy and behavior change (5th ed., pp. 493–539). John Wiley & Sons.
- Elliott, R., Watson, J., Greenberg, L. S., Timulak, L., & Freire, E. (2013). Research on humanistic-experiential psychotherapies. In M. J. Lambert (Ed.), Bergin and Garfield’s handbook of psychotherapy and behavior change (6th ed., pp. 495–538). John Wiley & Sons.
- Garcia, H. A., Kelley, L. P., Rentz, T. O., & Lee, S. (2011). Pretreatment predictors of dropout from cognitive behavioral therapy for PTSD in Iraq and Afghanistan war veterans. Psychological Services, 8(1), 1–11. https://doi.org/10.1037/a0022705
- Ginzburg, K., Ein-Dor, T., & Solomon, Z. (2010). Comorbidity of posttraumatic stress disorder, anxiety and depression: A 20-year longitudinal study of war veterans. Journal of Affective Disorders, 123(1–3), 249–257. https://doi.org/10.1016/j.jad.2009.08.006
- Goodson, J. T., Lefkowitz, C. M., Helstrom, A. W., & Gawrysiak, M. J. (2013). Outcomes of prolonged exposure therapy for veterans with posttraumatic stress disorder. Journal of Traumatic Stress, 26(4), 419–425. https://doi.org/10.1002/jts.21830
- Greenberg, L. (2014). The therapeutic relationship in emotion-focused therapy. Psychotherapy, 51(3), 350–357. https://doi.org/10.1037/a0037336
- Hyer, L., Walker, C., Swanson, G., Sperr, S., Sperr, E., & Blount, J. (1992). Validation of PTSD measures for older combat veterans. Journal of Clinical Psychology, 48(5), 579–588. https://doi.org/10.1002/1097-4679(199209)48:5<579::AID-JCLP2270480502>3.0.CO;2-J
- Keane, T. M., Caddell, J. M., & Taylor, K. L. (1988). Mississippi Scale for Combat-Related Posttraumatic Stress Disorder: Three studies in reliability and validity. Journal of Consulting and Clinical Psychology, 56(1), 85–90. https://doi.org/10.1037/0022-006X.56.1.85
- Keane, T. M., Fairbank, J. A., Caddell, J. M., Zimering, R. T., Taylor, K. L., & Mora, C. A. (1989). Clinical evaluation of a measure to assess combat exposure. Psychological Assessment, 1(1), 53–55. https://doi.org/10.1037/1040-3590.1.1.53
- Kehle-Forbes, S. M., Meis, L. A., Spoont, M. R., & Polusny, M. A. (2016). Treatment initiation and dropout from prolonged exposure and cognitive processing therapy in a VA outpatient clinic. Psychological Trauma: Theory, Research, Practice, and Policy, 8(1), 107–114. https://doi.org/10.1037/tra0000065
- Kertz, S., Bigda‐Peyton, J., & Bjorgvinsson, T. (2013). Validity of the Generalized Anxiety Disorder‐7 scale in an acute psychiatric sample. Clinical Psychology & Psychotherapy, 20(5), 456–464. https://doi.org/10.1002/cpp.1802
- Keulen-de Vos, M., van den Broek, E. P. A., Bernstein, D. P., Vallentin, R., & Arntz, A. (2017). Evoking emotional states in personality disordered offenders: An experimental pilot study of experiential drama therapy techniques. The Arts in Psychotherapy, 53, 80–88. https://doi.org/10.1016/j.aip.2017.01.003
- Kipper, D. A., & Ritchie, T. D. (2003). The effectiveness of psychodramatic techniques: A meta-analysis. Group Dynamics: Theory, Research, and Practice, 7(1), 13–25. https://doi.org/10.1037/1089-2699.7.1.13
- Kitchiner, N. P., Roberts, N. J., Wilcox, D., & Bisson, J. I. (2012). Systematic review and meta-analyses of psychosocial interventions for veterans of the military. European Journal of Psychotraumatology, 3(1), 19267. https://doi.org/10.3402/ejpt.v3i0.19267
- Klontz, B. T. (2004). Ethical practice of group experiential psychotherapy. Psychotherapy: Theory, Research, Practice, Training, 41(2), 172–179. https://doi.org/10.1037/0033-3204.41.2.172
- Klontz, B. T., Garos, S., & Klontz, P. T. (2005). The effectiveness of brief multimodal experiential therapy in the treatment of sexual addiction. Sexual Addiction & Compulsivity, 12(4), 275–294. https://doi.org/10.1080/10720160500362488
- Klontz, B. T., Wolf, E. M., & Bivens, A. (2001). The effectiveness of a multimodal brief group experiential psychotherapy approach. The International Journal of Action Methods: Psychodrama, Skill Training and Role Playing, 53, 119–135.
- Kroenke, K., Spitzer, R. L., & Williams, J. B. W. (2001). The PHQ-9: Validity of a brief depression severity measure. Journal of General Internal Medicine, 16(9), 606–613. https://doi.org/10.1046/j.1525-1497.2001.016009606.x
- Kroenke, K., Spitzer, R. L., Williams, J. B. W., Monahan, P. O., & Löwe, B. (2007). Anxiety disorders in primary care: Prevalence, impairment, comorbidity, and detection. Annals of Internal Medicine, 146(5), 317–325. https://doi.org/10.7326/0003-4819-146-5-200703060-00004
- Levis, B., Benedetti, & Thombs, B. D. (2019). Accuracy of Patient Health Questionnaire-9 (PHQ-9) for screening to detect major depression: Individual participant data meta-analysis. BMJ, 365, l1476. https://doi.org/10.1136/bmj.l1476
- Löwe, B., Decker, O., Müller, S., Brähler, E., Schellberg, D., Herzog, W., & Herzberg, P. Y. (2008). Validation and standardization of the Generalized Anxiety Disorder Screener (GAD-7) in the general population. Medical Care, 46(3), 266–274. https://doi.org/10.1097/MLR.0b013e318160d093
- Löwe, B., Unützer, J., Callahan, C., Perkins, A., & Kroenke, K. (2004). Monitoring depression treatment outcomes with the Patient Health Questionnaire-9. Medical Care, 42(12), 1194–1201. https://doi.org/10.1097/00005650-200412000-00006
- McFall, M. E., Smith, D. E., Mackay, P. W., & Tarver, D. J. (1990). Reliability and validity of Mississippi Scale for Combat-Related Posttraumatic Stress Disorder. Psychological Assessment, 2(2), 114–121. https://doi.org/10.1037/1040-3590.2.2.114
- Mitchell, A. J., Yadegarfar, M., Gill, J., & Stubbs, B. (2016). Case finding and screening clinical utility of the Patient Health Questionnaire (PHQ-9 and PHQ-2) for depression in primary care: A diagnostic meta-analysis of 40 studies. BJPsych Open, 2(2), 127–138. https://doi.org/10.1192/bjpo.bp.115.001685
- Monson, C. M., Schnurr, P. P., Resick, P. A., Friedman, M. J., Young-Xu, Y., & Stevens, S. P. (2006). Cognitive processing therapy for veterans with military-related posttraumatic stress disorder. Journal of Consulting and Clinical Psychology, 74(5), 898–907. https://doi.org/10.1037/0022-006X.74.5.898
- Nacasch, N., Foa, E. B., Huppert, J. D., Tzur, D., Fostick, L., Dinstein, Y., Polliack, M., & Zohar, J. (2011). Prolonged exposure therapy for combat- and terror-related posttraumatic stress disorder: A randomized control comparison with treatment as usual. The Journal of Clinical Psychiatry, 72(9), 1174–1180. https://doi.org/10.4088/JCP.09m05682blu
- Orkibi, H., & Feniger-Schaal, R. (2019). Integrative systematic review of psychodrama psychotherapy research: Trends and methodological implications. PLoS ONE, 14(2), e0212575. https://doi.org/10.1371/journal.pone.0212575
- Plummer, F., Manea, L., Trepel, D., & McMillan, D. (2015). Screening for anxiety disorders with the GAD-7 and GAD-2: A systematic review and diagnostic meta-analysis. General Hospital Psychiatry, 39, 24–31. https://doi.org/10.1016/j.genhosppsych.2015.11.005
- Pos, A. E., Greenberg, L. S., & Elliott, R. (2008). Experiential therapy. In J. L. Lebow (Ed.), Twenty-first century psychotherapies: Contemporary approaches to theory and practice (pp. 80–122). John Wiley & Sons.
- Pos, A. E., Paolone, D. A., Smith, C. E., & Warwar, S. H. (2017). How does client expressed emotional arousal relate to outcome in experiential therapy for depression? Person Centered & Experiential Psychotherapies, 16(2), 173–190. https://doi.org/10.1080/14779757.2017.1323666
- Power, M. (2003). Development of a common instrument for quality of life. In A. Nosikov & C. Gudex (Eds.), EUROHIS: Developing common instruments for health surveys (pp. 145–164). IOS Press.
- R Core Team. (2018). R: A language and environment for statistical computing. R Foundation for Statistical Computing. https://www.R-project.org/
- Rauch, S. A. M., King, A. P., Abelson, J., Tuerk, P. W., Smith, E., Rothbaum, B. O., Clifton, E., Defever, A., & Liberzon, I. (2015). Biological and symptom changes in posttraumatic stress disorder treatment: A randomized clinical trial. Depression and Anxiety, 32(3), 204–212. https://doi.org/10.1002/da.22331
- Rodin, R., Bonanno, G. A., Rahman, N., Kouri, N. A., Bryant, R. A., Marmar, C. R., & Brown, A. D. (2017). Expressive flexibility in combat veterans with posttraumatic stress disorder and depression. Journal of Affective Disorders, 207, 236–241. https://doi.org/10.1016/j.jad.2016.09.027
- Schmidt, S., Mühlan, H., & Power, M. (2006). The EUROHIS-QOL 8-item index: Psychometric results of a cross-cultural field study. European Journal of Public Health, 16(4), 420–428. https://doi.org/10.1093/eurpub/cki155
- Spira, J., Pyne, J., Wiederhold, B., Wiederhold, M., Graap, K., & Rizzo, A. (2006). Virtual reality and other experiential therapies in the treatment of combat-related PTSD. Primary Psychiatry, 13(3), 58–64.
- Spitzer, R. L., Kroenke, K., Williams, J. B. W., & Löwe, B. (2006). A brief measure for assessing generalized anxiety disorder: The GAD-7. Archives of Internal Medicine, 166(10), 1092–1097. https://doi.org/10.1001/archinte.166.10.1092
- Steenkamp, M. M., Litz, B. T., Hoge, C. W., & Marmar, C. R. (2015). Psychotherapy for military-related PTSD: A review of randomized clinical trials. JAMA, 314(5), 489–500. https://doi.org/10.1001/jama.2015.8370
- Stekhoven, D. J., & Bühlmann, P. (2012). MissForest—non-parametric missing value imputation for mixed-type data. Bioinformatics, 28(1), 112–118. https://doi.org/10.1093/bioinformatics/btr597
- The WHOQOL Group. (1998). Development of the World Health Organization WHOQOL-BREF quality of life assessment. Psychological Medicine, 28(3), 551–558. https://doi.org/10.1017/s0033291798006667
- Trivedi, R. B., Post, E. P., Sun, H., Pomerantz, A., Saxon, A. J., Piette, J. D., Maynard, C., Arnow, B., Curtis, I., Fihn, S. D., & Nelson, K. (2015). Prevalence, comorbidity, and prognosis of mental health among US veterans. American Journal of Public Health, 105(12), 2564–2569. https://doi.org/10.2105/AJPH.2015.302836
- Watkins, L. E., Sprang, K. R., & Rothbaum, B. O. (2018). Treating PTSD: A review of evidence-based psychotherapy interventions. Frontiers in Behavioral Neuroscience, 12, 258. https://doi.org/10.3389/fnbeh.2018.00258
- Wegscheider-Cruse, S., Cruse, J. R., & Bougher, G. (1990). Experiential therapy for co-dependency. Science & Behavior Books.
- Westwell, G. (2016). Experiential therapy. In P. Wilkins (Ed.), Person-centered and experiential therapies (pp. 64–76). Sage Publications.
- Wieser, M. (2007). Studies on treatment effects of psychodrama therapy. In C. Baim, J. Burmeister, & M. Maciel (Eds.), Psychodrama: Advances in theory and practice (pp. 271–292). Routledge.