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 |