Skip to main content

International Journal of Phytomedicine and Phytotherapy

Table 3 Mean, standard error of the mean (SEM), and p-value for the effect of treatment on testosterone levels between the STT and placebo groups

From: A preliminary study of the efficacy of the polyherbal preparation Sao Thong Tai for erectile dysfunction among elderly men: a double-blind, randomized controlled trial

Laboratory tests

STT

Placebo

p-value

Mean

SEM

Mean

SEM

1st visit testosterone (SI: nmol/L)

20.40

1.88

18.14

1.60

0.36

2nd visit testosterone (SI: nmol/L)

20.08

1.76

18.36

1.71

0.48

3rd visit testosterone (SI: nmol/L)

19.93

1.78

17.61

1.57

0.33

1st visit testosterone (conventional: ng/mL)

5.89

0.54

5.23

0.46

0.36

2nd visit testosterone (conventional: ng/mL)

5.63

0.50

5.35

0.49

0.68

3rd visit testosterone (conventional: ng/mL)

5.75

0.51

5.04

0.47

0.31

1st visit bioavailable testosterone (calculated)

1.71

0.08

1.94

0.12

0.12

2nd visit bioavailable testosterone (calculated)

1.75

0.08

1.99

0.13

0.14

3rd visit bioavailable testosterone (calculated)

1.69

0.09

1.91

0.15

0.24