Low-Glycemic-Index Foods Can Decrease Systolic and Diastolic Blood Pressure in the Short Term
Table 6
The comparison between percent changes of blood pressure in LGI foods and HGI foods.
HGI diet
LGI diet
value
Mean of 24-hour SBP (mmHg)
106.95 ± 6.34
106.39 ± 7.23
0.89
Mean of 24-hour DBP (mmHg)
69.50 ± 6.08
68.60 ± 5.8
0.31
Mean of 24-hour HR (bpm)
73.35 ± 8.72
74.03 ± 8.46
0.76
Changes in SBP after 24 hours (mmHg)
−1.13 ± 12.00
−10.60 ± 15.39
0.08
Changes in DBP after 24 hours (mmHg)
−3.10 ± 8.85
−7.50 ± 12.38
0.1
Changes in HR after 24 hours (bpm)
−8.40 ± 13.09
−8.8 ± 13.94
0.91
Changes in SBP during day (mmHg)
+2.10 ± 10.04
−4.33 ± 9.23
0.38
Changes in DBP during day (mmHg)
+2.23 ± 8.62
−0.16 ± 8.7
0.29
Changes in SBP during night (mmHg)
−3.23 ± 9.36
−10.16 ± 14.65
0.01*
Changes in DBP during night (mmHg)
−2.93 ± 12.83
−8.76 ± 12.60
0.04*
Changes in HR during day (bpm)
−2.46 ± 12.27
−4.40 ± 8.31
0.51
Changes in HR during night (bpm)
4.26 ± 19.17
8.83 ± 13.11
0.21
; within-group comparison of baseline and 24-hour results by paired -test for normally distributed data or by Wilcoxon test for nonnormally distributed data.