Table 2 Mean change in stress, anxiety, and psychological wellbeing for the probiotic and placebo groups.

From: A randomized trial of probiotic supplementation in nurses to reduce stress and viral illness

 

Placebo

HN001

p-value

0.78

N = 237

N = 247

Mean change in score (SD)

Stress

4.1 (5.7)

4.2 (5.4)

0.78

Anxiety

− 5.7 (12.8)

− 6.0 (13.0)

0.82

Wellbeing

− 2.7 (4.2)

− 2.6 (4.0)

0.83

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