Table 2 Summary of evidence findings table.

From: Effects of probiotics in patients with morbid obesity undergoing bariatric surgery: a systematic review and meta-analysis

Outcome

No.of studies(I/N)

Effect size (MD,95% CI)

P value

IL-6

3 (88/86)

0.24 pg/mL, [−0.75, 1.23]

0.64

0%

TNF-a

2 (63/63)

−5.64 pg/mL, [−15.78, 4.49]

0.28

87%

CRP

4 (103/106)

1.40 mg/L, [−1.33, 4.13]

0.32

58%

Folate

2 (61/56)

0.48 nmol/L, [−0.98,1.93]

0.52

0%

Ferritin

2 (57/62)

−14.50 ng/mL, [−39.59, 10.58]

0.26

0%

Hb

2 (57/62)

−0.11 g/dL, [−0.40, 0.18]

0.45

18%

GSRS

1 (34/39)

−0.34, [−0.46, −0.22]

<0.00001

N/A

BES(3 M)

1 (37/32)

−1.12, [−1.93, −0.31]

0.007

N/A

BES(12 M)

1 (22/22)

−1.40, [−2.40, −0.40]

0.006

N/A

YFAS(3 M)

1 (37/32)

−3.29, [−6.86, 0.28]

0.07

N/A

YFAS(12 M)

1 (22/22)

−5.06, [−9.51, −0.61]

0.03

N/A

Defection

1 (40/40)

−0.50, [−0.92, −0.08]

0.02

N/A

Adverse events

1 (33/31)

0.39, [0.09, 1.65]

0.2

N/A

  1. MD Mean difference, CI Confidence interval, Hb Hemoglobin, BES Binge Eating Scale, YFAS The Yale Food Addition Scale.