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. Author manuscript; available in PMC: 2018 Feb 4.
Published in final edited form as: Benef Microbes. 2017 Mar 27;8(2):207–215. doi: 10.3920/BM2016.0160

Table 1.

Demographics of the study participants included in the data analysis.

Probiotic (n=58) Placebo (n=57) P-value
Gender 0.3391
 Male 19 (33%) 24 (42%)
 Female 39 (67%) 33 (57%)
Race 0.2702
 Asian 2 (3%) 8 (14%)
 Black 3 (5%) 2 (4%)
 White 52 (90%) 46 (81%)
 Other 1 (2%) 1 (2%)
Ethnicity 0.8572
 Hispanic 3 (5%) 4 (7%)
 Non-Hispanic 54 (93%) 52 (91%)
 Unknown 1 (2%) 1 (2%)
Age (yrs, mean (SD)) 22 (6) 23 (7) 0.9753
1

Fisher’s Exact test.

2

Pearson Exact test.

3

Wilcoxon Rank Sum test.