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Table 6 Summary of Aging male symptoms (AMS) subscale analysis

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

AMS psychological score
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 12.64 ± 4.08 12.97 ± 3.58 13.79 ± 4.92 0.5592)  
Visit 2 12.58 ± 3.75 12.82 ± 3.40 13.79 ± 4.72 0.5102) − 0.06 ± 0.75 0.645 − 0.15 ± 0.83 0.304 0.00 ± 0.50 1.000 0.6831)
Visit 3 12.58 ± 3.67 12.73 ± 3.31 14.06 ± 4.39 0.3512) − 0.06 ± 1.00 0.730 −0.24 ± 1.25 0.274 0.27 ± 1.04 0.141 0.1621)
AMS somatic score
Visit 1 19.27 ± 3.88 19.85 ± 4.43 20.67 ± 4.26 0.4031)  
Visit 2 18.39 ± 3.64 19.45 ± 4.37ab 20.85 ± 3.97b 0.0491) −0.88 ± 1.14a < 0.001 − 0.39 ± 0.90a 0.017 0.18 ± 0.58b .083 < 0.0012)
Visit 3 16.97 ± 3.10a 19.12 ± 4.52ab 20.79 ± 3.90b 0.0012) −2.30 ± 2.65a < 0.001 −0.73 ± 2.30b 0.078 0.12 ± 2.06b .737 < 0.0011)
AMS sexual score
Visit 1 13.15 ± 3.28a 11.82 ± 2.48ab 10.97 ± 2.89b 0.0111)  
Visit 2 12.55 ± 3.10 11.70 ± 2.64 11.42 ± 2.69 0.2471) −0.61 ± 0.97a 0.001 −0.12 ± 0.82ab 0.402 0.45 ± 1.06b .020 < 0.0011)
Visit 3 11.91 ± 2.96 11.70 ± 2.48 11.70 ± 2.65 0.9351) −1.24 ± 1.84a <.001 −0.12 ± 1.47b 0.640 0.73 ± 1.26C .002 < 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