- The association between psychosocial factors and atrial fibrillation is not well understood.
- Insomnia and stressful life events were most strongly associated with atrial fibrillation in a new study.
- Researchers said women are far more likely to experience fatigue and weakness from AFib than men.
According to the American Heart Association (AHA), it is expected that more than
AFib primarily affects older adults and can lead to blood clots, stroke, heart failure, or cardiovascular complications.
In a new study, researchers looked at AFib risk factors.
Using insights from the Women’s Health Initiative, researchers analyzed factors that may cause AFib, including insomnia and stressful life events, and psychosocial constructs, such as optimism and social support.
Their findings were published on August 30 in the
The study included 83,736 women between 50 and 79, with an average age of nearly 64 years. There were 23,954 diagnoses of AFib in the group, with some participants having multiple incidents.
The participants were recruited between 1994 and 1998. They completed a baseline questionnaire with demographics such as medical history, health habits, social support, optimism, and insomnia that included:
- Questions about stressful life events included illness, divorce, financial pressures, domestic abuse (verbal and physical), and the loss of a loved one.
- Questions about sleeping habits focused on trouble falling asleep, waking up during the night, and overall sleep quality.
- Questions about optimism included a general outlook on life, friends, a sense of optimism, and having help with household chores.
Participants also had an examination, including vital signs and laboratory testing.
The scientists determined the presence of AFib through medical records via Medicare. They followed up with the participants for approximately 10 years after completing…
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