Helicobacter pylori Infection in Dialysis Patients: A Meta-Analysis

Table 1

Basic information of eligible articles.

Author (ref.)	Year	Country	Study design	Age, y	Test confirming infection	Duration of dialysis, m	Dialysis type, 𝑛		HP(+), 𝑛
							HD	CAPD	Controls	Dialysis
Shousha et al. [13]	1990	UK	Case-control	HP(+) 54 ± 14.3; HP(−) 48 ± 14.2	Warthin-Starry, Giemsa	NG	NG	NG	51/120	12/50
Jaspersen et al. [10]	1995	Germany	Case-control	58.2 ± 12.6	Urease test, Giemsa	NG	7/34	0	47/127	7/34
Krawczyk et al. [14]	1996	Poland	Case-control	36.8 ± 13.2	Urease test, Giemsa	28 ± 12.2	13/21	0	14/22	13/21
Ozgür et al. [15]	1997	Turkey	Case-control	37.27 ± 14.08	Urease test	28.87 ± 28.92	28/47	0	64/100	28/47
Gür et al. [21]	1999	Turkey	Case-control	HP(+) 35.1 ± 4.2; HP(−) 32.5 ± 5.3	Urease test, histology	HP(+) 21.2 ± 16.4; HP(−) 21.8 ± 11.4	25/45	0	24/44	25/45
Araki et al. [4]	1999	Japan	Case-control	57.4 ± 12.8	Histology, culture	91.2 ± 62.4	NG/54	NG/9	42/64	29/63
Yildiz et al. [22]	1999	Turkey	Cross-sectional	36.6 ± 15.2	ELISA (IgG)	32.5 ± 27.7	NG	NG	39/55	31/47
Tamura et al. [23]	1999	Japan	Case-control	52.2 ± 1.8	Urease test, histology, and culture	29.3 ± 5.4	20/41	5/8	26/48	25/49
Blusiewicz et al. [24]	2005	Poland	Case-control	50.8 ± 2.9	Urease test, histology	NG	19/30	0	22/31	19/30
Khedmat et al. [6]	2007	Iran	Case-control	47.9 ± 3.5	Urease test	46.9 ± 10.7	46/73	0	106/305	46/73
Khazaei et al. [25]	2008	Iran	Case-control	14.7 ± 3.4	Urease test, histology	HP(+) 22.5 ± 18.5; HP(−) 26.9 ± 32.5	16/24	0	5/25	16/24
Gioè et al. [26]	2008	Italy	Case-control	NG	RUT, Giemsa	NG	75/142	0	59/132	75/142
Asl and Nasri [27]	2009	Iran	Cross-sectional	56 ± 14	Giemsa	≥6	28/40	0	23/40	28/40
Sugimoto et al. [11]	2009	Japan	Case-control	58.8 ± 0.4	ELISA (IgG)	100.8 ± 3.6	NG	NG	314/400	262/539
Chang et al. [28]	2010	Korea	Case-control	62 ± 9.8	RUT, histology	HP(+) 56.8 ± 26.9; HP(−) 66.4 ± 26.1	12/33	0	36/55	12/33

Ref.: reference; HD: hemodialysis; CAPD: continuous ambulatory peritoneal dialysis; NG: not given; RUT: rapid urease test.