systolic BP
The nocturnal decline in blood pressure (BP) and by circadian calculating the percentage reduction in both systolic BP (SBP) and diastolic BP (DBP) during the night using the following formula: (daytime BP - nighttime BP)/daytime BP .
The nocturnal decline in blood pressure ( BP ) and by circadian calculating the percentage reduction in both systolic BP ( SBP ) and diastolic BP ( DBP ) during the night using the following formula : ( daytime BP - nighttime BP ) / daytime BP .