Table 3.  Six week changes in brachial artery measures after supplementation. Data are means (± SE).
 

Folic Acid Group (n = 8)

Placebo Group
(n = 5)

Heart rate (min)

-9.9 (7.6)

-.8 (1.2)

Mean arterial pressure

  Systolic (mmHg)

-2.8 (3.5)

-2.0 (2.5)

  Diastolic (mmHg)

.4 (2.7)

.2 (2.9)

Temperature (°C)

.3 (.8)

1.8 (.5)

Humidity

8.4 (3.6)

4.4 ± 0.6

Baseline brachial artery diameter (mm)

.02 (.1)

.2 (.2 )

Peak brachial artery diameter (mm)

.1 (.1 )

.2 (.2)

Flow-mediated dilation (%)

3.5 (.6)

.11 (.2) **

Peak change in flow velocity (%)

7.0 (8.0)

-10.6 (12.2)
** denotes p < 0.01 according to Exact Wilcoxon Rank-Sum Test.