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Respiratory Sinus Arrhythmia Reactivity To A Sad Film Predicts Depression Symptom Improvement And Symptomatic Trajectory, Vanessa Panaite, Alexandra Cowden Hindash, Lauren M. Bylsma, Brent J. Small, Kristen Salomon, Johnathan Rottenberg
Respiratory Sinus Arrhythmia Reactivity To A Sad Film Predicts Depression Symptom Improvement And Symptomatic Trajectory, Vanessa Panaite, Alexandra Cowden Hindash, Lauren M. Bylsma, Brent J. Small, Kristen Salomon, Johnathan Rottenberg
Psychology Faculty Publications
Respiratory sinus arrhythmia (RSA) reactivity, an index of cardiac vagal tone, has been linked to self-regulation and the severity and course of depression (Rottenberg, 2007). Although initial data supports the proposition that RSA withdrawal during a sad film is a specific predictor of depression course (Fraguas, 2007; Rottenberg, 2005), the robustness and specificity of this finding are unclear. To provide a stronger test, RSA reactivity to three emotion films (happy, sad, fear) and to a more robust stressor, a speech task, were examined in currently depressed individuals (n = 37), who were assessed for their degree of symptomatic improvement over …