1. de Beurs E, Beekman AT, van Balkom AJ, et al. Consequences of anxiety in older persons: its effect on disability, well-being, and use of health services. Psychol Med 1999;29:583-93.
2. Wadsworth EJK, Moss SC, Simpson SA, Smith AP. Psychotropic medication use and accidents, injuries, and cognitive failures. Hum Psychopharmacol 2005;20:391-400.
3. Beekman AT, Bremmer MA, Deeg DJ, et al. Anxiety disorders in later life: a report from the Longitudinal Aging Study Amsterdam. Int J Geriatr Psychiatry 1998;13:717-26.
4. Lindesay J, Briggs K, Murphy E. The Guy’s/Age Concern survey: prevalence rates of cognitive impairment, depression, and anxiety in an urban elderly community. Br J Psychiatry 1989;155:317-29.
5. Manela M, Katona C, Livingston G. How common are the anxiety disorders in old age? Int J Geriatr Psychiatry 1996;11:65-70.
6. Beekman AT, de Beurs E, van Balkom AJ, et al. Anxiety and depression in later life: co-occurrence and communality of risk factors. Am J Psychiatry 2000;157:89-95.
7. DeLuca AK, Lenze EJ, Mulsant BH, et al. Comorbid anxiety disorder in late life depression: association with memory decline over four years. Int J Geriatr Psychiatry 2005;29:848-54.
8. Blazer D, George LK, Hughes D. The epidemiology of anxiety disorders: an age comparison. In: Salzman C, Lebowitz BD, eds. Anxiety in the elderly: treatment and research. New York, NY: Springer; 1991:17-30.
9. Wetherell JL, Le Roux H, Gatz M. DSM-IV criteria for generalized anxiety disorder in older adults: distinguishing the worried from the well. Psychol Aging 2003;18:622-7.
10. van Balkom AJ, Beekman AT, de Beurs E, et al. Comorbidity of the anxiety disorders in a community-based older population in the Netherlands. Acta Psychiatr Scand 2000;101:37-45.
11. Jeste ND, Hays JC, Steffens DC. Clinical correlates of anxious depression among elderly patients with depression. J Affect Disord 2006;90:37-41.
12. Schuurmans J, Comijs HC, Beekman AT, et al. The outcome of anxiety disorders in older people at 6-year follow-up: results from the Longitudinal Aging Study Amsterdam. Acta Psychiatr Scand 2005;111:420-8.
13. Nordhus IH, Pallesen S. Psychological treatment of late-life anxiety: an empirical review. J Consult Clin Psychol 2003;71:643-51.
14. Lenze E, Pollock BG, Shear MK, et al. Treatment considerations for anxiety in the elderly. CNS Spectr 2003;8 (suppl 3):6-13.
15. Lenze E, Mulsant BH, Shear MK, et al. Efficacy and tolerability of citalopram in the treatment of late-life anxiety disorders: results from an 8-week randomized, placebo-controlled trial. Am J Psychiatry 2005;162(1):146-50.
16. Dannon PN, Iancu I, Lowengrub K, et al. Pharmacotherapy of panic disorder in the elderly: a naturalistic 12-month follow-up outcome study. Therapy 2005;2:249-54.
17. Schuurmans J, Comijs H, Emmelkamp PM, et al. A randomized, controlled trial of the effectiveness of cognitive-behavioral therapy and sertraline versus a waitlist control group for anxiety disorders in older adults. Am J Geriatr Psychiatry 2006;14:255-63.
18. Sheikh JI, Lauderdale SA, Cassidy EL. Efficacy of sertraline for panic disorder in older adults: a preliminary open-label trial. Am J Geriatr Psychiatry 2004;12:230.-
19. Wylie ME, Miller MD, Shear MK, et al. Fluvoxamine pharmacotherapy of anxiety disorders in later life: preliminary open-trial data. J Geriatr Psychiatry Neurol 2000;13:43-8.
20. Andreescu C, Lenze EJ, Dew MA, et al. Effect of comorbid anxiety on treatment response and relapse risk in late-life depression: controlled study. Br J Psychiatry 2007;190:344-9.
21. Steffens DC, McQuoid DR. Impact of symptoms of generalized anxiety disorder on the course of late-life depression. Am J Geriatr Psychiatry 2005;13:40-7.
22. Lenze E, Mulsant BH, Dew MA, et al. Good treatment outcomes in late-life depression with comorbid anxiety. J Affect Disord 2003;77:247-54.
23. Mohamed S, Osatuke K, Aslam M, Kasckow J. Escitalopram for comorbid depression and anxiety in elderly patients: a 12-week, open-label, flexible-dose, pilot trial. Am J Geriatr Pharmacother 2006;4:201-9.
24. Katz IR, Reynolds CF, Alexopoulos GS, Hackett D. Venlafaxine ER as a treatment for generalized anxiety disorder in older adults: pooled analysis of five randomized placebo-controlled clinical trials. J Am Geriatr Soc 2002;50:18-25.
25. Hanlon JT, Schmader KE, Boult C, et al. Benzodiazepine use and cognitive function among community-dwelling elderly. Clin Pharmacol Ther 1998;64:684-92.
26. Leipzig RM, Cummings RG, Tinetti ME. Drugs and falls in older people: a systematic review and meta-analysis: I. psychotropic drugs. J Am Geriatr Soc 1999;47:30-9.
27. Sheikh JI. Anxiety in older adults. Assessment and management of three common presentations. Geriatrics 2003;58:44-5.
28. Böhm C, Robinson DS, Gammans RE. Buspirone therapy for elderly patients with anxiety or depressive neurosis. J Clin Psychiatry 1990;51:309.-
29. Napoliello MJ. An interim multicentre report on 677 anxious geriatric out-patients treated with buspirone. Br J Clin Pract 1986;40:71-3.
30. Scogin F, McElreath L. Efficacy of psychosocial treatments for geriatric depression: a quantitative review. J Consult Clin Psychol 1994;62:69-74.
31. Stanley MA, Beck JG, Novy DM, et al. Cognitive-behavioral treatment of late-life generalized anxiety disorder. J Consult Clin Psychol 2003;71:309-19.
32. Stanley MA, Beck JG, Glassco JD. Treatment of generalized anxiety in older adults: a preliminary comparison of cognitive-behavioral and supportive approaches. Behav Ther 1996;27:565-81.
33. Wetherell JL, Gatz M, Craske MG. Treatment of generalized anxiety disorder in older adults. J Consult Clin Psychol 2003;71:31-40.
34. Swales PJ, Solfvin JF, Sheikh JI. Cognitive-behavioral therapy in older panic disorder patients. Am J Geriatr Psychiatry 1996;4:46-60.
35. Barrowclough C, King P, Colville J, et al. A randomized trial of the effectiveness of cognitive-behavioral therapy and supportive counseling for anxiety symptoms in older adults. J Consult Clin Psychol 2001;69:756-62.
36. Gorenstein EE, Kleber MS, Mohlman J, et al. Cognitive-behavioral therapy for management of anxiety and medication taper in older adults. Am J Geriatr Psychiatry 2005;13:901-9.
37. Doubleday EK, King P, Papageorgiou C. Relationship between fluid intelligence and ability to benefit from cognitive-behavioural therapy in older adults: a preliminary investigation. Br J Clin Psychol 2002;41:423-8.
38. Mohlman J, Gorman JM. The role of executive functioning in CBT: a pilot study with anxious older adults. Behav Res Ther 2005;43:447-65.
39. Mohlman J, Gorenstein EE, Kleber M, et al. Standard and enhanced cognitive-behavioral therapy for late-life generalized anxiety disorder: two pilot investigations. Am J Geriatr Psychiatry 2003;11:24-32.
40. Chen H, Coakley EH, Cheal K, et al. Satisfaction with mental health services in older primary care patients. Am J Geriatr Psychiatry 2006;14:371-9.
41. Hegel MT, Unützer J, Tang L, et al. Impact of comorbid panic and posttraumatic stress disorder in outcomes of collaborative care for late-life depression in primary care. Am J Geriatr Psychiatry 2005;13:48-58.
42. Stanley MA, Hopko DR, Diefenbach GJ, et al. Cognitive-behavior therapy for late-life generalized anxiety disorder in primary care. Am J Geriatr Psychiatry 2003;11:92-6.