Psychological interventions for symptomatic management of non-specific chest pain in patients with normal coronary anatomy.

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Psychological interventions for symptomatic management of non-specific chest pain in patients with normal coronary anatomy.

Cochrane Database Syst Rev. 2010;(1):CD004101

Authors: Kisely SR, Campbell LA, Skerritt P, Yelland MJ

BACKGROUND: Recurrent chest pain in the absence of coronary artery disease is a common problem that sometimes leads to excess use of medical care. Although many studies examine the causes of pain in these patients, few clinical trials have evaluated treatment. The studies reviewed in this paper provide an insight into the effectiveness of psychological interventions for this group of patients. OBJECTIVES: To investigate psychological treatments for non-specific chest pain (NSCP) with normal coronary anatomy. SEARCH STRATEGY: We searched the Cochrane Central Register of Controlled Trials (CENTRAL) (2008, Issue 4), MEDLINE (1966 to December 2008), CINAHL (1982 to December 2008) EMBASE (1980 to December 2008), PsycINFO (1887 to December 2008), the Database of Abstracts of Reviews of Effectiveness (DARE) and Biological Abstracts (January 1980 to December 2008). We also searched citation lists and approached authors. SELECTION CRITERIA: Randomised controlled trials (RCTs) with standardised outcome methodology that tested any form of psychotherapy for chest pain with normal anatomy. Diagnoses included non-specific chest pain, atypical chest pain, syndrome X, or chest pain with normal coronary anatomy (as either inpatients or outpatients). DATA COLLECTION AND ANALYSIS: Two authors independently selected studies for inclusion, extracted data and assessed quality of studies. The authors contacted trial authors for further information about the RCTs included. MAIN RESULTS: Ten RCTs (484 participants) were included. There was a significant reduction in reports of chest pain in the first three months following the intervention; fixed effects relative risk = 0.68 (95% CI 0.57 to 0.81). This was maintained from 3 to 9 months afterwards; relative risk = 0.59 (95% CI 0.45 to 0.76). There was also a significant increase in the number of chest pain free days up to three months following the intervention; mean difference = 2.81 (95% CI 1.28 to 4.34). This was associated with reduced chest pain frequency (mean difference = -1.73 (95% CI -2.21 to -1.26)) and severity (mean difference = -6.86 (95% CI -10.74 to -2.97)). However, there was high heterogeneity and caution is required in interpreting these results. Wide variability in outcome measures made integration of studies for secondary outcome measures difficult to report on. AUTHORS' CONCLUSIONS: This review suggests a modest to moderate benefit for psychological interventions, particularly those using a cognitive-behavioural framework, which was largely restricted to the first three months after the intervention. Hypnotherapy is also a possible alternative. The evidence for brief interventions was less clear. Further RCTs of psychological interventions for NSCP with follow-up periods of at least 12 months are needed.

PMID: 20091559 [PubMed - indexed for MEDLINE]

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