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Table 2 Blood pressure changes in patients with stroke-hemorrhage versus infarct

From: Loss of circadian rhythm of blood pressure following acute stroke

Variable

Total (n = 50)

Hemorrhage (n = 29)

Infarct (n = 21)

P value

Admission BP

    

Mean SBP*

165.5 ± 32

176.9 ± 24

149.8 ± 36

<0.01

Mean DBP**

98.1 ± 20

105.0 ± 19

88.6 ± 17.8

<0.01

24 hour BP

    

Mean SBP

159.2 ± 25.8

169.6 ± 21.7

144.8 ± 24.4

<0.001

Mean DBP

95.7 ± 16.4

102.3 ± 16.1

86.4 ± 12.1

<0.001

Mean MAP***

115 ± 23.7

125.9 ± 16.5

101.2 ± 25.0

<0.001

Daytime BP

    

Mean SBP

160.4 ± 26.2

171.1 ± 21.8

145.6 ± 24.9

<0.001

Mean DBP

95.7 ± 17.6

103.3 ± 15.7

85.3 ± 14.7

<0.001

Mean MAP

116.6 ± 18.8

125.4 ± 15.2

104.5 ± 16.6

<0.001

Nighttime BP

    

Mean SBP

158.5 ± 28.3

168.7 ± 26.1

144.4 ± 13.2

<0.01

Mean DBP

95.4 ± 18.5

101.7 ± 19.1

86.1 ± 25.3

<0.01

Mean MAP

121.5 ± 30.8

128.6 ± 29.6

111.6 ± 13.3

NS

  1. *Systolic blood pressure,** Diastolic blood pressure,***Mean blood pressure