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Table 2 Results of the meta-analyses in predictors

From: Association of small intestinal bacterial overgrowth with Parkinson’s disease: a systematic review and meta-analysis

Predictors

No. of studies (study size)

P-value

I2

OR (95% CI)

Bloating

5(401)

0.28

72%

1.67 [0.65–4.27]

Duration

3(186)

0.88

91%

− 0.25 [− 3.64–3.14]

Constipation

4(368)

0.22

85%

0.38 [0.08–1.78]

Diarrhea

4(368)

0.86

0

1.06 [0.58–1.91]