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We assessed the association between depression and sudden cardiac death (SCD) and cardiac events among individuals without baseline coronary heart disease (CHD).Depression is a risk factor for cardiac events and mortality among those with CHD, possibly from arrhythmia.We studied depressive symptoms and a proxy variable for clinical depression consisting of severe symptoms and/or antidepressant medication...
To study the relative effects of temperature, direct sunlight, and respiratory disease on the seasonal variation in ischemic heart disease (IHD) mortality, we examined 10-year data (1984-1993) from Hawaii. We used linear regression to test for seasonal differences in IHD mortality rates and multiple linear regression to assess the effects of average monthly temperature, percent of direct sunlight,...
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