TABLE 2.

Meta-regression of potential moderators of blood pressure changes in response to beetroot juice supplementation¹

	Slope	95% CI	P value
SBP
Baseline, mm Hg	0.232	0.001, 0.451	0.041
Age, y	0.166	0.019, 0.314	0.028
BMI, kg/m2	0.743	−0.412, 1.89	0.200
Study duration, d	0.136	0.039, 0.232	0.007
DBP
Baseline, mm Hg	−0.066	−0.186, 0.319	0.590
Age, y	0.025	−0.063, 0.114	0.560
BMI, kg/m2	−0.155	−0.709, 0.358	0.570
Study duration, d	0.081	0.001, 0.161	0.047

¹DBP, diastolic blood pressure; SBP, systolic blood pressure.