Short-term effects of intragastric balloon in association with conservative therapy on weight loss: a meta-analysis

Table 1 Characteristics of the 11 included studies

References	Country	Sample size, n	Age, years	Men, %	BMI, kg/m²	Intervention therapy	Comparison therapy	Time point, months
Lindor et al. (1987) [15]	USA	22	25–51	9	>30	IGB	Sham	3
Ramhamadany et al. (1989) [16]	England	24	NA	0	41	IGB + BM	Sham + BM	3
Geliebter et al. (1991) [17]	USA	86	NA	19	>40	IGB ± BM	BM/NT	3
Martinez-Brocca et al. (2007) [18]	Spain	22	36 ± 10	23	50.4 ± 7.8	IGB	Sham	4
Konopko-Zubrzycka et al. (2009) [19]	Poland	36	42 ± 12	47	47.2 ± 5.5	IGB + BM	BM	6
Farina et al. (2012) [20]	Italy	50	35 ± 1	22	41.8 ± 0.8	IGB + BM + PT	BM + PT	12
Lee et al. (2012) [21]	Singapore	21	21–65	61	31.5 ± 4.5	IGB + BM	Sham + BM	6
Fuller et al. (2013) [22]	Australia	66	46 ± 9	33	36.4 ± 2.6	IGB + BM	BM	6
Ponce et al. (2013) [23]	USA	30	41 ± 9	13	35.0 ± 2.6	IGB + BM	BM	6
Mathus-Vliegen and Eichenberger (2014) [24]	The Netherlands	40	42 ± 11	10	43.1 ± 6.3	IGB	Sham	3
Mohammed et al. (2014) [25]	Egypt	128	44 ± 9	58	47.7 ± 1.1	IGB + BM	BM	6

BMI body mass index, IGB intragastric balloon, NA not available, BM behavioral modification, NT no treatment, PT pharmacotherapy.

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