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Table 3 Measures of ambulatory blood pressure monitoring

From: Circadian blood pressure variability in type 1 diabetes subjects and their nondiabetic siblings - influence of erythrocyte electron transfer

Characteristic Controls T1D patients Siblings
24-h SBP (mmHg) 121 ± 7 135 ± 12¶ 127 ± 13†
24-h DBP (mmHg) 74 ± 4 77 ± 5 78 ± 8
24-h PP (mmHg) 46 ± 4 58 ± 11¶ 49 ± 8‡
AASI (units) 0.47 ± 0.13 0.62 ± 0.15# 0.56 ± 0.13*
Daytime SBP (mmHg) 125 ± 7 139 ± 12¶ 132 ± 14*
Daytime DBP (mmHg) 77 ± 4 79 ± 7 81 ± 8*
Nighttime SBP (mmHg) 107 ± 10 122 ± 17° 108 ± 15†
Nighttime DBP (mmHg) 65 ± 8 68 ± 7 66 ± 8
SBP Mesor (mmHg) 121 ± 6 135 ± 12¶ 127 ± 13†
SBP Amplitude (mmHg) 10 ± 5 12 ± 5 14 ± 6°
SBP Acrophase (h) 14 ± 3 14 ± 5 14 ± 2
DBP Mesor (mmHg) 75 ± 4 77 ± 5 78 ± 8
DBP Amplitude (mmHg) 7 ± 3 6 ± 4 8 ± 4
DBP Acrophase (h) 14 ± 3 11 ± 3° 14 ± 2#
  1. Data are mean ± SD. *p < 0.05, °p < 0.01, ¶p < 0.001 comparing T1D or their siblings vs. normal control subjects; †p < 0.05, ‡p < 0.01, #p < 0.001 comparing siblings vs. T1D.
  2. PP, pulse pressure; AASI, ambulatory arterial stiffness index.