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Table 5 Summary of total Aging male symptoms (AMS) score by visit and treatment

From: A double blind, placebo-controlled randomized comparative study on the efficacy of phytosterol-enriched and conventional saw palmetto oil in mitigating benign prostate hyperplasia and androgen deficiency

Visit

Observed value

Change from baseline

Intervention

(VISPO)

n = 33

Comparator

(SPO)

n = 33

Placebo

n = 33

p-value**

Intervention

(VISPO)

n = 33

p-value*

Comparator

(SPO)

n = 33

p-value*

Placebo

n = 33

p-value*

p-value**

Visit 1

45.06 ± 9.28

44.64 ± 9.05

45.42 ± 10.39

0.9461)

 

Visit 2

43.52 ± 8.61

43.97 ± 9.01

46.06 ± 9.66

0.4831)

−1.55 ± 2.18a

< 0.001

− 0.67 ± 1.80a

0.041

0.64 ± 1.71b

0.040

< 0.0012)

Visit 3

41.42 ± 7.52a

43.52 ± 8.76ab

47.12 ± 9.73b

0.0311)

− 3.64 ± 4.76a

< 0.001

−1.12 ± 4.14a

0.129

1.70 ± 3.37b

0.007

< 0.0012)

  1. Data are presented as Mean ± SD; n = No of subjects
  2. a-b values within a row with different superscript letters differ (p < 0.05), as analysed by one-way ANOVA
  3. *p values were compared within each group from baseline using paired t test
  4. **p values were compared between groups
  5. 1)P values were derived from ANOVA, and Scheffe test was used to post hoc test
  6. 2)P values were derived from Kruskal-Wallis test, and Dunnett T3 test was used to post hoc test