The purpose of this study is to help further the understanding of the effects of commercially available high-caffeine containing coffee on blood pressure in healthy adult subjects.
Study Type
INTERVENTIONAL
Allocation
NA
Purpose
SUPPORTIVE_CARE
Masking
NONE
Enrollment
1
Starbuck's brand blonde roast coffee, 20 ounces
URMC Cardiology; 919 Westfall Rd, Building C
Rochester, New York, United States
Mean change ambulatory blood pressure
Participants will wear a ambulatory blood pressure cuff for 24 hours with half hourly measurements of systolic and diastolic blood pressure. Mean change will be measured comparing the same participants blood pressure at 0-3 hour after drinking the coffee versus 0-3 hours after the end of the washout period.
Time frame: baseline to 30 minutes
Mean change ambulatory blood pressure
Participants will wear a ambulatory blood pressure cuff for 24 hours with half hourly measurements of systolic and diastolic blood pressure. Mean change will be measured comparing the same participants blood pressure at 0-3 hour after drinking the coffee versus 0-3 hours after the end of the washout period.
Time frame: baseline, 1 hour
Mean change ambulatory blood pressure
Participants will wear a ambulatory blood pressure cuff for 24 hours with half hourly measurements of systolic and diastolic blood pressure. Mean change will be measured comparing the same participants blood pressure at 0-3 hour after drinking the coffee versus 0-3 hours after the end of the washout period.
Time frame: baseline, 1.5 hour
Mean change ambulatory blood pressure
Participants will wear a ambulatory blood pressure cuff for 24 hours with hourly measurements of systolic and diastolic blood pressure. Mean change will be measured comparing the same participants blood pressure at 0-3 hours after drinking the coffee versus 0-3 hours after the end of the washout period.
Time frame: baseline, 2 hours
Mean change ambulatory blood pressure
Participants will wear a ambulatory blood pressure cuff for 24 hours with hourly measurements of systolic and diastolic blood pressure. Mean change will be measured comparing the same participants blood pressure at 0-3 hours after drinking the coffee versus 0-3 hours after the end of the washout period.
Time frame: baseline, 2.5 hours
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Mean change ambulatory blood pressure
Participants will wear a ambulatory blood pressure cuff for 24 hours with half hourly measurements of systolic and diastolic blood pressure. Mean change will be measured comparing the same participants blood pressure at 0-3 hour after drinking the coffee versus 0-3 hours after the end of the washout period.
Time frame: baseline, 3 hours
Mean change ambulatory blood pressure
Participants will wear a ambulatory blood pressure cuff for 24 hours with half hourly measurements of systolic and diastolic blood pressure. Mean change will be measured comparing the same participants blood pressure at 3-6 hours after drinking the coffee versus 3-6 hours after the end of the washout period.
Time frame: baseline, 3.5 hours
Mean change ambulatory blood pressure
Participants will wear a ambulatory blood pressure cuff for 24 hours with half hourly measurements of systolic and diastolic blood pressure. Mean change will be measured comparing the same participants blood pressure at 3-6 hours after drinking the coffee versus 3-6 hours after the end of the washout period.
Time frame: baseline, 4 hours
Mean change ambulatory blood pressure
Participants will wear a ambulatory blood pressure cuff for 24 hours with half hourly measurements of systolic and diastolic blood pressure. Mean change will be measured comparing the same participants blood pressure at 3-6 hours after drinking the coffee versus 3-6 hours after the end of the washout period.
Time frame: baseline, 4.5 hours
Mean change ambulatory blood pressure
Participants will wear a ambulatory blood pressure cuff for 24 hours with half hourly measurements of systolic and diastolic blood pressure. Mean change will be measured comparing the same participants blood pressure at 3-6 hours after drinking the coffee versus 3-6 hours after the end of the washout period.
Time frame: baseline, 5 hours
Mean change ambulatory blood pressure
Participants will wear a ambulatory blood pressure cuff for 24 hours with half hourly measurements of systolic and diastolic blood pressure. Mean change will be measured comparing the same participants blood pressure at 3-6 hours after drinking the coffee versus 3-6 hours after the end of the washout period.
Time frame: baseline, 5.5 hours
Mean change ambulatory blood pressure
Participants will wear a ambulatory blood pressure cuff for 24 hours with half hourly measurements of systolic and diastolic blood pressure. Mean change will be measured comparing the same participants blood pressure at 3-6 hours after drinking the coffee versus 3-6 hours after the end of the washout period.
Time frame: baseline, 6 hours
Mean change ambulatory blood pressure
Participants will wear a ambulatory blood pressure cuff for 24 hours with half hourly measurements of systolic and diastolic blood pressure. Mean change will be measured comparing the same participants blood pressure at 6-9 hours after drinking the coffee versus 6-9 hours after the end of the washout period.
Time frame: baseline, 6.5 hours
Mean change ambulatory blood pressure
Participants will wear a ambulatory blood pressure cuff for 24 hours with half hourly measurements of systolic and diastolic blood pressure. Mean change will be measured comparing the same participants blood pressure at 6-9 hours after drinking the coffee versus 6-9 hours after the end of the washout period.
Time frame: baseline, 7 hours
Mean change ambulatory blood pressure
Participants will wear a ambulatory blood pressure cuff for 24 hours with half hourly measurements of systolic and diastolic blood pressure. Mean change will be measured comparing the same participants blood pressure at 6-9 hours after drinking the coffee versus 6-9 hours after the end of the washout period.
Time frame: baseline, 7.5 hours
Mean change ambulatory blood pressure
Participants will wear a ambulatory blood pressure cuff for 24 hours with half hourly measurements of systolic and diastolic blood pressure. Mean change will be measured comparing the same participants blood pressure at 6-9 hours after drinking the coffee versus 6-9 hours after the end of the washout period.
Time frame: baseline, 8 hours
Mean change ambulatory blood pressure
Participants will wear a ambulatory blood pressure cuff for 24 hours with half hourly measurements of systolic and diastolic blood pressure. Mean change will be measured comparing the same participants blood pressure at 6-9 hours after drinking the coffee versus 6-9 hours after the end of the washout period.
Time frame: baseline, 8.5 hours
Mean change ambulatory blood pressure
Participants will wear a ambulatory blood pressure cuff for 24 hours with half hourly measurements of systolic and diastolic blood pressure. Mean change will be measured comparing the same participants blood pressure at 6-9 hours after drinking the coffee versus 6-9 hours after the end of the washout period.
Time frame: baseline, 9 hours
Mean change ambulatory blood pressure
Participants will wear a ambulatory blood pressure cuff for 24 hours with half hourly measurements of systolic and diastolic blood pressure. Mean change will be measured comparing the same participants blood pressure at 9-12 hours after drinking the coffee versus 9-12 hours after the end of the washout period.
Time frame: baseline, 9.5 hours
Mean change ambulatory blood pressure
Participants will wear a ambulatory blood pressure cuff for 24 hours with half hourly measurements of systolic and diastolic blood pressure. Mean change will be measured comparing the same participants blood pressure at 9-12 hours after drinking the coffee versus 9-12 hours after the end of the washout period.
Time frame: baseline, 10 hours
Mean change ambulatory blood pressure
Participants will wear a ambulatory blood pressure cuff for 24 hours with half hourly measurements of systolic and diastolic blood pressure. Mean change will be measured comparing the same participants blood pressure at 9-12 hours after drinking the coffee versus 9-12 hours after the end of the washout period.
Time frame: baseline, 10.5 hours
Mean change ambulatory blood pressure
Participants will wear a ambulatory blood pressure cuff for 24 hours with half hourly measurements of systolic and diastolic blood pressure. Mean change will be measured comparing the same participants blood pressure at 9-12 hours after drinking the coffee versus 9-12 hours after the end of the washout period.
Time frame: baseline, 11 hours
Mean change ambulatory blood pressure
Participants will wear a ambulatory blood pressure cuff for 24 hours with half hourly measurements of systolic and diastolic blood pressure. Mean change will be measured comparing the same participants blood pressure at 9-12 hours after drinking the coffee versus 9-12 hours after the end of the washout period.
Time frame: baseline, 11.5 hours
Mean change ambulatory blood pressure
Participants will wear a ambulatory blood pressure cuff for 24 hours with half hourly measurements of systolic and diastolic blood pressure. Mean change will be measured comparing the same participants blood pressure at 9-12 hours after drinking the coffee versus 9-12 hours after the end of the washout period.
Time frame: baseline, 12 hours
Mean change ambulatory blood pressure
Participants will wear a ambulatory blood pressure cuff for 24 hours with half hourly measurements of systolic and diastolic blood pressure. Mean change will be measured comparing the same participants blood pressure at 12-15 hours after drinking the coffee versus 12-15 hours after the end of the washout period.
Time frame: baseline, 12.5 hours
Mean change ambulatory blood pressure
Participants will wear a ambulatory blood pressure cuff for 24 hours with half hourly measurements of systolic and diastolic blood pressure. Mean change will be measured comparing the same participants blood pressure at 12-15 hours after drinking the coffee versus 12-15 hours after the end of the washout period.
Time frame: baseline, 13 hours
Mean change ambulatory blood pressure
Participants will wear a ambulatory blood pressure cuff for 24 hours with half hourly measurements of systolic and diastolic blood pressure. Mean change will be measured comparing the same participants blood pressure at 12-15 hours after drinking the coffee versus 12-15 hours after the end of the washout period.
Time frame: baseline, 13.5 hours
Mean change ambulatory blood pressure
Participants will wear a ambulatory blood pressure cuff for 24 hours with half hourly measurements of systolic and diastolic blood pressure. Mean change will be measured comparing the same participants blood pressure at 12-15 hours after drinking the coffee versus 12-15 hours after the end of the washout period.
Time frame: baseline, 14 hours
Mean change ambulatory blood pressure
Participants will wear a ambulatory blood pressure cuff for 24 hours with half hourly measurements of systolic and diastolic blood pressure. Mean change will be measured comparing the same participants blood pressure at 12-15 hours after drinking the coffee versus 12-15 hours after the end of the washout period.
Time frame: baseline, 14.5 hours
Mean change ambulatory blood pressure
Participants will wear a ambulatory blood pressure cuff for 24 hours with half hourly measurements of systolic and diastolic blood pressure. Mean change will be measured comparing the same participants blood pressure at 12-15 hours after drinking the coffee versus 12-15 hours after the end of the washout period.
Time frame: baseline, 15 hours
Mean change ambulatory blood pressure
Participants will wear a ambulatory blood pressure cuff for 24 hours with half hourly measurements of systolic and diastolic blood pressure. Mean change will be measured comparing the same participants blood pressure at 15-18 hours after drinking the coffee versus 15-18 hours after the end of the washout period.
Time frame: baseline, 15.5 hours
Mean change ambulatory blood pressure
Participants will wear a ambulatory blood pressure cuff for 24 hours with half hourly measurements of systolic and diastolic blood pressure. Mean change will be measured comparing the same participants blood pressure at 15-18 hours after drinking the coffee versus 15-18 hours after the end of the washout period.
Time frame: baseline, 16 hours
Mean change ambulatory blood pressure
Participants will wear a ambulatory blood pressure cuff for 24 hours with half hourly measurements of systolic and diastolic blood pressure. Mean change will be measured comparing the same participants blood pressure at 15-18 hours after drinking the coffee versus 15-18 hours after the end of the washout period.
Time frame: baseline, 16.5 hours
Mean change ambulatory blood pressure
Participants will wear a ambulatory blood pressure cuff for 24 hours with half hourly measurements of systolic and diastolic blood pressure. Mean change will be measured comparing the same participants blood pressure at 15-18 hours after drinking the coffee versus 15-18 hours after the end of the washout period.
Time frame: baseline, 17 hours
Mean change ambulatory blood pressure
Participants will wear a ambulatory blood pressure cuff for 24 hours with half hourly measurements of systolic and diastolic blood pressure. Mean change will be measured comparing the same participants blood pressure at 15-18 hours after drinking the coffee versus 15-18 hours after the end of the washout period.
Time frame: baseline, 17.5 hours
Mean change ambulatory blood pressure
Participants will wear a ambulatory blood pressure cuff for 24 hours with half hourly measurements of systolic and diastolic blood pressure. Mean change will be measured comparing the same participants blood pressure at 15-18 hours after drinking the coffee versus 15-18 hours after the end of the washout period.
Time frame: baseline, 18 hours
Mean change ambulatory blood pressure
Participants will wear a ambulatory blood pressure cuff for 24 hours with half hourly measurements of systolic and diastolic blood pressure. Mean change will be measured comparing the same participants blood pressure at 18-21 hours after drinking the coffee versus 18-21 hours after the end of the washout period.
Time frame: baseline, 18.5 hours
Mean change ambulatory blood pressure
Participants will wear a ambulatory blood pressure cuff for 24 hours with half hourly measurements of systolic and diastolic blood pressure. Mean change will be measured comparing the same participants blood pressure at 18-21 hours after drinking the coffee versus 18-21 hours after the end of the washout period.
Time frame: baseline, 19 hours
Mean change ambulatory blood pressure
Participants will wear a ambulatory blood pressure cuff for 24 hours with half hourly measurements of systolic and diastolic blood pressure. Mean change will be measured comparing the same participants blood pressure at 18-21 hours after drinking the coffee versus 18-21 hours after the end of the washout period.
Time frame: baseline, 19.5 hours
Mean change ambulatory blood pressure
Participants will wear a ambulatory blood pressure cuff for 24 hours with half hourly measurements of systolic and diastolic blood pressure. Mean change will be measured comparing the same participants blood pressure at 18-21 hours after drinking the coffee versus 18-21 hours after the end of the washout period.
Time frame: baseline, 20 hours
Mean change ambulatory blood pressure
Participants will wear a ambulatory blood pressure cuff for 24 hours with half hourly measurements of systolic and diastolic blood pressure. Mean change will be measured comparing the same participants blood pressure at 18-21 hours after drinking the coffee versus 18-21 hours after the end of the washout period.
Time frame: baseline, 20.5 hours
Mean change ambulatory blood pressure
Participants will wear a ambulatory blood pressure cuff for 24 hours with half hourly measurements of systolic and diastolic blood pressure. Mean change will be measured comparing the same participants blood pressure at 18-21 hours after drinking the coffee versus 18-21 hours after the end of the washout period.
Time frame: baseline, 21 hours
Mean change ambulatory blood pressure
Participants will wear a ambulatory blood pressure cuff for 24 hours with half hourly measurements of systolic and diastolic blood pressure. Mean change will be measured comparing the same participants blood pressure at 21-24 hours after drinking the coffee versus 21-24 hours after the end of the washout period.
Time frame: baseline, 21.5 hours
Mean change ambulatory blood pressure
Participants will wear a ambulatory blood pressure cuff for 24 hours with half hourly measurements of systolic and diastolic blood pressure. Mean change will be measured comparing the same participants blood pressure at 21-24 hours after drinking the coffee versus 21-24 hours after the end of the washout period.
Time frame: baseline, 22 hours
Mean change ambulatory blood pressure
Participants will wear a ambulatory blood pressure cuff for 24 hours with half hourly measurements of systolic and diastolic blood pressure. Mean change will be measured comparing the same participants blood pressure at 21-24 hours after drinking the coffee versus 21-24 hours after the end of the washout period.
Time frame: baseline, 22.5 hours
Mean change ambulatory blood pressure
Participants will wear a ambulatory blood pressure cuff for 24 hours with half hourly measurements of systolic and diastolic blood pressure. Mean change will be measured comparing the same participants blood pressure at 21-24 hours after drinking the coffee versus 21-24 hours after the end of the washout period.
Time frame: baseline, 23 hours
Mean change ambulatory blood pressure
Participants will wear a ambulatory blood pressure cuff for 24 hours with half hourly measurements of systolic and diastolic blood pressure. Mean change will be measured comparing the same participants blood pressure at 21-24 hours after drinking the coffee versus 21-24 hours after the end of the washout period.
Time frame: baseline, 23.5 hours
Mean change ambulatory blood pressure
Participants will wear a ambulatory blood pressure cuff for 24 hours with half hourly measurements of systolic and diastolic blood pressure. Mean change will be measured comparing the same participants blood pressure at 21-24 hours after drinking the coffee versus 21-24 hours after the end of the washout period.
Time frame: baseline, 24 hours