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Table 3 Systolic blood pressure, diastolic blood pressure and pulse pressure of subjects during the active and passive periods in the 24-h following ingestion of beetroot juice and placebo juice 1

From: Effect of beetroot juice on lowering blood pressure in free-living, disease-free adults: a randomized, placebo-controlled trial

 

Mean value over 24-h1

 

All subjects (n=30)

Male (n=15)

Female (n=15)

Measurement

Placebo

Beetroot

Placebo

Beetroot

Placebo

Beetroot

Active period (awake)

      

 SBP (mmHg)

128.3 ± 1.9

126.6 ± 1.5

129.6 ± 3.1

128.7 ± 2.3

127.0 ± 2.3

124.6 ± 1.8

 DBP (mmHg)

77.8 ± 1.7

77.6 ± 1.3

77.1 ± 2.5

77.5 ± 2.0

78.4 ± 2.3

77.9 ± 1.8

 Pulse pressure (mmHg)2

50.6 ± 1.3a

49.1 ± 1.3b

52.5 ± 2.1

51.2 ± 2.0

48.7 ± 1.6

46.9 ± 1.4

Passive period (asleep)

      

 SBP (mmHg)

111.0 ± 2.2

113.3 ± 2.0

111.6 ± 2.6

117.0 ± 2.9

110.5 ± 3.5

109.5 ± 2.4

 DBP (mmHg)

62.8 ± 1.3

65.4 ± 1.3

62.1 ± 2.1

65.9 ± 1.9

63.5 ± 1.6

65.0 ± 1.8

 Pulse pressure (mmHg)2

48.2 ± 1.5

47.8 ± 1.4

49.5 ± 1.8

51.2 ± 1.9

47.0 ± 2.4

44.5 ± 1.5

  1. 1 Values are means ± SEM. Values with different superscript letters indicate that differences between beetroot juice and placebo are significant, P < 0.05.
  2. 2 Pulse pressure refers to SBP minus DBP.
  3. DBP, diastolic blood pressure; SBP, systolic blood pressure.
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Nutrition Journal

ISSN: 1475-2891

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