Efficacy of Magnetic Sphincter Augmentation versus Nissen Fundoplication for Gastroesophageal Reflux Disease in Short Term: A Meta-Analysis

Table 1

Baseline characteristics of studies included in the meta-analysis.

First author	Publication year	Group	Number	Sex (M/F)	Mean age (yr)	BMI	OR time	Length of stay (h)
Sheu	2015	MSA	12	7 : 5
		LNP	12	6 : 6
Louie	2014	MSA	34	16 : 18				NA
		LNP	32	19 : 13				NA
Reynolds	2015
Reynolds	2016	MSA	52	20 : 32	53	26
		LNP	67	36 : 31	53	27
Warren	2016	MSA	201	96 : 105	54 (42–64)	NA	60	13
		LNP	214	122 : 92	52 (43–64)	NA	76	32

M = male; F = female; MSA = Magnetic Sphincter Augmentation; NF = Nissen Fundoplication;
BMI = body mass index; OR time = operative time
Dual studies from same author.