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Fig. 3 | Nutrition Journal

Fig. 3

From: Probiotic administration among free-living older adults: a double blinded, randomized, placebo-controlled clinical trial

Fig. 3

Changes in psychological distress for subjects with elevated stress at baseline. The figure shows the 37 subjects with baseline PSS score ≥15, (Prob) indicates the probiotic group receiving treatment with L. reuteri (n = 17) and (PL) indicates the placebo group (n = 20). A modest effect was found for the probiotic treatment to decrease symptoms of stress over the study period (4.53 ± 4.25 compared to 2.2 ± 4.5 for placebo treatment, respectively (p = 0.20, statistical test: Mann-Whitney U-test))

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