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Table 3 Meta-analysis of the primary outcomes in 7 RCTs

From: Laparoscopic cholecystectomy under spinal anaesthesia vs. general anaesthesia: a meta-analysis of randomized controlled trials

Quantitative synthesis

Heterogeneity

Bias

Outcomes

OR (95 % CI)

z

p

I2

P

P

VAS (2–4 h)

−1.64

−2.54

3.62

P = 0.000

93 %

P = 0.000

0.61

−0.76

VAS (6-8 h)

−1,277

−2.3

2.44

P = 0.015

97 %

P = 0.000

0.94

−0.25

VAS (24 h)

−0.42

−1.07

1.37

P = 0.17

88 %

P = 0.000

0.51

0.18

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BMC Anesthesiology

ISSN: 1471-2253

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