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Table 3 Summary of International Prostate Symptom Score (IPSS) 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

20.00 ± 4.41

19.45 ± 3.82

20.00 ± 3.74

0.815(1)

 

Visit 2

18.06 ± 4.14a

19.09 ± 3.89ab

20.70 ± 3.37b

0.021(1)

−1.94 ± 1.85a

< 0.001

−0.36 ± 1.98b

0.300

0.70 ± 1.38b

0.007

< 0.001(1)

Visit 3

16.82 ± 4.03a

18.55 ± 4.22ab

20.73 ± 4.87b

0.002(1)

−3.18 ± 3.14a

< 0.001

−0.91 ± 3.34ab

0.128

0.73 ± 5.01b

0.410

< 0.001(1)

  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
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BMC Urology

ISSN: 1471-2490

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