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Generalised anxiety disorder doubles risk of cardiovascular events in people with stable coronary heart disease

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Question

Question

Does generalised anxiety disorder (GAD) affect cardiovascular events associated with coronary heart disease (CHD)?

Population

1015 patients with stable coronary heart. Eligible patients had at least one of the following: history of myocardial infarction (MI), 50% stenosis in one or more coronary vessels (angiographic evidence), history of coronary revascularization, diagnosis of CHD or previous evidence of exercise-induced ischaemia (treadmill or nuclear testing).

Setting

Medical centres and public health clinics in San Francisco, USA; September 2000 to December 2002.

Prognostic factors

GAD according to Diagnostic Interview Schedule for DSM-IV criteria.

Outcomes

Cardiovascular events occurring between baseline and March 2009. Events included stroke, heart failure, MI, transient ischaemic attack or death. Heart failure was defined as hospitalisation for a clinical syndrome involving at least two of the following: orthopnoea, third heart sound, pulmonary rales, paroxysmal nocturnal dyspnoea, elevated jugular venous pressure, cardiomegaly or pulmonary oedema on chest radiography. Non-fatal MI was defined based on the presence of symptoms, electrocardiographic changes and cardiac enzymes using standard criteria.

Methods

Design

Prospective cohort study. …

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