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. 2022 Jan 30;14(3):621. doi: 10.3390/nu14030621

Figure 7.

Figure 7

Quantitative analysis for depression of randomized controlled trials receiving either probiotics or placebo treatment. Akkasheh 2016 [32], Ho 2021 [43], Kazemi 2019 [48], Messaoudi 2011 [52], Nishida 2019 [56], Östlund-Lagerström 2016 [59], Papalini 2019 [20], Raygan 2018 [62], Raygan 2019 [63], Reininghaus 2020 [64], Roman 2018 [65], Rudzki 2019 [67], Sanchez 2017 [68], Steenbergen 2015 [73], Zhang 2021 [79].