Results of a Pilot Randomized Placebo-Controlled Trial in Primary and Secondary Raynaud's Phenomenon with St. John's Wort: Detecting Changes in Angiogenic Cytokines When RP Improves
Table 1
Within-group characteristics for frequency, duration, and severity of RP in SJW compared to placebo in the completers. There were no between-group differences.
Baseline SJW ()
6-Week Followup SJW
Mean difference SJW
-value Within group SJW
Baseline Placebo ()
6-Week Followup Placebo
Mean difference Placebo
-value Within group Placebo
Frequency (mean no. of attacks per day)
3.175
2.4238
.7513
0.1238
2.366
1.353
1.0130
0.001
Duration (mean total of attacks in minutes per day)