Population
101 participants, comprising 44 healthy volunteers and 57 patients with previous myocardial infarction (MI)
Design
Cohort
Follow-up
two consecutive days
Authors
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Substantial day-to-day BRS variability cautions against single readings for individual assessment; leaves open whether serial measures enhance research reliability or prognostic value.
Spontaneous baroreflex sensitivity measurements exhibit substantial day-by-day variability within individuals, but maintain good relative reliability for distinguishing between individuals.
Maestri et al. (2009) studied this question.
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