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Table 7 Sensitivity analysis of studies included in the meta-analysis

From: Helicobacter pylori infection and circulating ghrelin levels - A systematic review

Studies excluded

SMD (95%CI)

Test for overall effect

Alonso et al, 2007

-0.47 [-0.59, -0.35]

Z = 7.80 (P < 0.00001)

An et al, 2007

-0.49 [-0.61, -0.37]

Z = 7.88 (P < 0.00001)

Chuang et al_male, 2009

-0.48 [-0.61, -0.35]

Z = 7.39 (P < 0.00001)

Cindoruk et al, 2007

-0.49 [-0.61, -0.38]

Z = 8.48 (P < 0.00001)

D'Onghia et al_case, 2007

-0.47 [-0.60, -0.35]

Z = 7.64 (P < 0.00001)

D'Onghia et al_control, 2007

-0.49 [-0.61, -0.37]

Z = 7.95 (P < 0.00001)

Gokcel et al, 2003

-0.49 [-0.61, -0.36]

Z = 7.84 (P < 0.00001)

Isomoto et al, 2004

-0.46 [-0.57, -0.35]

Z = 7.96 (P < 0.00001)

Isomoto et al, 2005a

-0.47 [-0.60, -0.35]

Z = 7.47 (P < 0.00001)

Isomoto et al, 2005b

-0.47 [-0.59, -0.34]

Z = 7.43 (P < 0.00001)

Isomoto et al, 2005c

-0.48 [-0.61, -0.35]

Z = 7.14 (P < 0.00001)

Jun et al, 2007

-0.49 [-0.61, -0.36]

Z = 7.72 (P < 0.00001)

Kawashima et al, 2009

-0.48 [-0.61, -0.35]

Z = 7.32 (P < 0.00001)

Nishi et al, 2005

-0.49 [-0.59, -0.39]

Z = 9.72 (P < 0.00001)

Osawa et al, 2005

-0.46 [-0.58, -0.34]

Z = 7.45 (P < 0.00001)

Plonka et al_ch1 2006

-0.46 [-0.58, -0.34]

Z = 7.65 (P < 0.00001)

Roper et al, 2008

-0.51 [-0.63, -0.39]

Z = 8.37 (P < 0.00001)

Shak et al, 2008

-0.48 [-0.60, -0.36]

Z = 7.79 (P < 0.00001)

Shiotani et al, 2005

-0.46 [-0.59, -0.34]

Z = 7.33 (P < 0.00001)

Uzzan et al, 2007

-0.47 [-0.59, -0.35]

Z = 7.76 (P < 0.00001)