References
- American Psychiatric Association. Diagnostic and Statistical Manual of Mental Disorders, 5th ed. Washington DC: American Psychiatric Association;2013.
- American Psychiatric Association. Diagnostic and Statistical Manual of Mental Disorders, 4th ed. Text revision. Washington DC: American Psychiatric Association;2000.
- Kessler RC, Chiu WT, Demler O, Walters EE. Prevalence, severity, and comorbidity of 12-month DSM-IV disorders in the national comorbidity survey replication. Arch Gen Psychiatry 2005;62:617-627. https://doi.org/10.1001/archpsyc.62.6.617
- Kessler RC, Berglund P, Demler O, Jin R, Merikangas KR, Walters EE. Lifetime prevalence and age-of-onset distributions of DSM-IV disorders in the national comorbidity survey replication. Arch Gen Psychiatry 2005;62:593-602. https://doi.org/10.1001/archpsyc.62.6.593
- Maier W, Gansicke M, Freyberger HJ, Linz M, Heun R, Lecrubier Y. Generalized anxiety disorder (ICD-10) in primary care from a cross-cultural perspective: a valid diagnostic entity? Acta Psychiatrica Scandinavica 2000;101:29-36. https://doi.org/10.1034/j.1600-0447.2000.101001029.x
- Cho MJ, Ham BJ, Hong JP, Lee DW, Lee JY, Jeong IW, et al. The epidemiological survey of mental disorders in Korea. Seoul: Ministry of Health and Welfare;2011.
- Newman MG, Llera SJ, Erickson TM, Przeworski A, Castonguay LG. Worry and generalized anxiety disorder: a review and theoretical synthesis of evidence on nature, etiology, mechanisms, and treatment. Annu Rev Psychol 2013;9:275-297. https://doi.org/10.1146/annurev-clinpsy-050212-185544
- Cramer V, Torgersen S, Kringlen E. Quality of life and anxiety disorders: a population study. J Nerv Ment Dis 2005;193:196-202. https://doi.org/10.1097/01.nmd.0000154836.22687.13
- Gordon D, Heimberg RG. Reliability and validity of DSM-IV generalized anxiety disorder features. J Anxiety Disord 2011;25:813-821. https://doi.org/10.1016/j.janxdis.2011.04.001
- Raster MJ, Wise TN, Cai J. Anxiety and anxiety disorders in medical settings In: Stein DJ, Hollander E. Textbook of Anxiety Disorders. Washington DC: American Psychiatric Publishing, Inc.;2002. p.449-460.
- Kim, KH, Guideline to diagnosis & assessment of generalized anxiety disorder. Proceedings of Annual Conference of the Korean Psychological Association; 2008, Seoul, South korea. The Korean Psychological Association;2008. p.520-521.
- Roemer L, Molina S, Borkovec TD. An investigation of worry content among generally anxious individuals. J Nerv Ment Dis 1997;185:314-319. https://doi.org/10.1097/00005053-199705000-00005
- Diefenbach GJ, Stanley MA, Beck JG. Worry content reported by older adults with and without generalized anxiety disorder. Aging Ment Health 2001;5:269-274. https://doi.org/10.1080/13607860120065069
- Choi KR, Kim DH, Seo HJ, Huh HJ, Lee DW, Chae JH. Results of anxiety disorder screening program at the 2013 mental health exposition in Seoul. Anxiety Mood 2013;9:1-7.
- Brown TA, Antony MM, Barlow DH. Psychometric properties of the Penn State Worry Questionnaire in a clinical anxiety disorders sample. Behav Res Ther 1992;30:33-37. https://doi.org/10.1016/0005-7967(92)90093-V
- Kim JW, Min BB. Intolerance of Uncertainty and Problem Orientation in Worry. Proceedings of Annual Conference of the Korean Psychological Association; 1998, Seoul, South Korea. Korean Psychological Association;1998. p.83-92.
- Becker ES, Goodwin R, Holting C, Hoyer J, Margraf J. Content of worry in the community: what do people with generalized anxiety disorder or other disorders worry about?. J Nerv Ment Dis 2003;191:688-691. https://doi.org/10.1097/01.nmd.0000092198.20420.fc
- Montorio I, Nuevo R, Marquez M, Izal M, Losada A. Characterization of worry according to severity of anxiety in elderly living in the community. Aging Ment Health 2003;7:334-341. https://doi.org/10.1080/1360786031000150694
- Hoyer J, Becker ES, Roth WI. Characteristics of worry in GAD patients, social phobics, and controls. Depress Anxiety 2001;13:89-96. https://doi.org/10.1002/da.1021
- Gould CE, Edelstein BA. Worry, emotion control, and anxiety control in older and young adults. J Anxiety Disord 2010;24:759-766. https://doi.org/10.1016/j.janxdis.2010.05.009
- Rios R, Zautra AJ. Socioeconomic disparities in pain: the role of economic hardship and daily financial worry. Health Psychol 2011;30:58. https://doi.org/10.1037/a0022025
- Scott EL, Eng W, Heimberg RG. Ethnic differences in worry in a nonclinical population. Depress Anxiety 2002;15:79-82. https://doi.org/10.1002/da.10027
- Dugas MJ, Freeston MH, Ladouceur R, Rheaume J, Provencher M, Boisvert JM. Worry themes in primary GAD, secondary GAD, and other anxiety disorders. J Anxiety Disord 1998;12:253-261. https://doi.org/10.1016/S0887-6185(98)00013-9
- Ruscio AM, Lane M, Roy-Byrne P, Stang PE, Stein DJ, Wittchen HU, et al. Should excessive worry be required for a diagnosis of generalized anxiety disorder? Results from the US National Comorbidity Survey Replication. Psychol Med 2005;35:1761-1772. https://doi.org/10.1017/S0033291705005908
- Park HJ, Kim JH, Lee JH, Heo JY, Yu BH. The usefulness of the Korean version of Penn state worry questionnaire for screening generalized anxiety disorder: A receiver operating characteristic analysis. Psychiatry Investig 2014;11:12-17. https://doi.org/10.4306/pi.2014.11.1.12
- Wittchen HU. Generalized anxiety disorder: prevalence, burden, and cost to society. Depress Anxiety 2002;16:162-171. https://doi.org/10.1002/da.10065
- Tallis F, Eysenck M, Mathews A. A questionnaire for the measurement of non pathological worry. Pers Indiv Differ 1992;13:161-168. https://doi.org/10.1016/0191-8869(92)90038-Q