Table 1.

Descriptive characteristic of eligible studies in meta-analysis

Sn	Sr	Ls	Yp	Ts	M	N	n	P (%)
1	Sobrinho Pde et al. (2011)	Brazil	2011	Oyster	TCBS/PCRm	74	74	100
2	Sudha et al. (2012)	India	2012	Finfish	TCBS/PCR	182	82	45.1
3	Zarei et al. (2012)	Iran	2012	Shrimps	TCBS/PCR	300	146	43.9
4	Wagley et al. (2009)	England	2009	Crabs	TCBS/PCR	22	22	100
5	Zhao et al. (2011)	Chinaa	2011	Oyster	TCBS/PCR	80	39	48.8
				Clam	TCBS/PCR	72	46	63.8
				Scallop	TCBS/PCR	70	42	60.0
				Mussel	TCBS/PCR	76	45	59.2
6	Nakaguchi (2013)	Thailand	2013	Cockle	TCBS/PCR	109	76	69.4
				Mussel	TCBS/PCR	73	54	74.5
				Oyster	TCBS/PCR	32	27	83.3
				Clam	TCBS/PCR	86	52	60.0
		Vietnam		Fish	TCBS/PCR	16	10	62.5
				Shrimp	TCBS/PCR	18	13	73.2
				Squid	TCBS/PCR	7	2	28.6
				Crab	TCBS/PCR	5	2	40.0
		Malaysia		Fish	TCBS/PCR	11	6	54.5
				Squid	TCBS/PCR	11	6	54.5
		Indonesia		Shrimp	TCBS/PCR	37	23	62.1
				Squid	TCBS/PCR	29	4	13.8
7	Di Pinto et al. (2008)	Italy	2008	Mussel	TCBS/PCR	144	47	32.6
8	Yamamoto et al. (2008)	Thailandb	2008	Clams	MPNk/PCR	32	32	100
9	Miwa et al. (2006)	Japan	2006	Fish	MPN/PCR	30	4	13.3
				Shrimp	MPN/PCR	20	11	55.0
				Cockle	MPN/PCR	10	9	90
10	Fuenzalida et al. (2006)	Chile	2006	Mussel	TCBS/PCR	35	9	25.7
				Clam	TCBS/PCR	8	2	25
				Oyster	TCBS/PCR	5	1	20
11	Anjay et al. (2014)	India	2014	Fish	TCBS/PCR	182	140	76.9
				Prawn	TCBS/PCR	42	31	73.8
12	Abd-Elghany and Sallam (2013)	Egypt	2013	Shrimp	TCBS/PCR	40	9	22.5
				Crab	TCBS/PCR	40	8	20
				Cockle	TCBS/PCR	40	3	7.5
13	Changchai and Saunjit (2014)	Thailand	2014	Raw oystersl	MPN/PCR	240	219	91
14	Ramos et al. (2014)	Brazil	2014	Oyster	MPN/PCR	60	29	48.3
15	Chakraborty and Surendran (2008)	India	2008	Finfish	TCBS/MPN	12	8	66.6
				Shellfish	TCBS/MPN	25	21	84.0
				Cephalopods	TCBS/MPN	5	4	80
16	Bilung et al. (2005)	Malaysia	2005	Cockle	MPN/PCR	100	62	62
17	Rosec et al. (2012)	France	2012	Oyster	TCBS/C/PCR	60	19	31.6
				Clams/mussel	TCBS/C/PCR	9	1	11.1
18	Terzi et al. (2009)	Turkey	2009	Fish	TCBS/PCR	30	9	30
				Mussel	TCBS/PCR	60	35	58.3
19	Suffredini et al. (2014)	Italy	2014	Mussel	TCBS/PCR	75	31	41.3
				Clams	TCBS/PCR	51	22	43.1
20	Sun et al. (2012)	China	2012	Oyster	TCBS/LAMP	10	2	20
				Clam	TCBS/LAMP	16	2	12.5
21	Parveen et al. (2008)	US	2008	Oyster	TCBS/DCH/PCR	33	22	67
22	Di Pinto et al. (2012)	Italy	2012	Mussel	PCR/ELISA	195	26	13.3
23	Rizvi and Bej (2010)	Mexico	2010	Oyster	SYBR/PCR	24	14	58.3
24	Blanco-Abad et al. (2009)	Spain	2009	Mussel	TCBS/PCR	48	5	10.4
25	Marlina et al. (2007)	Indonesia	2007	Clam	RAPD/PCR	35	13	37.1
26	Luan et al. (2008)	China	2008	Shrimp	MPN/PCR	80	66	82.5
				Crab	MPN/PCR	15	14	93.3
				Clam	MPN/PCR	100	64	64
				Fish	MPN/PCR	10	10	100
				Scallop	MPN/PCR	20	11	55
27	Lu et al. (2006)	US	2006	Oyster	RAPD/PCR	13	9	69
				Mussel	RAPD/PCR	22	7	32
				Clam	RAPD/PCR	48	13	27
28	Robert-Pillot et al. (2014)	France	2014	Fish	RT/PCR	27	5	18.5
				Mussel/Scallop	RT/PCR	10	1	10
29	Zulkifli (2009)	Indonesia	2009	Cockle	C/PCR	50	25	50
30	Nelapati and Krishnaiah (2010)	India	2010	Fish	TCBS/PCR	105	69	65.7
31	Yano et al. (2014)	Thailand	2014	Shrimp	MPN/PCR	16	6	37.5
32	Duan and Su (2005a)	US	2005	Oyster	TCBS/PCR	74	31	41.9
33	Copin et al. (2012)	France	2012	Shrimp	MPN/PCR	36	28	77.8
34	Yang et al. (2008a)	China	2008	Fish	RADP/PCR	197	58	29.7
				Crab	RADP/PCR	49	22	44.9
				Shrimp	RADP/PCR	71	28	39.4
35	Ottaviani et al. (2005)	Italy	2005	Mussel	TCBS/PCR	144	35	24.3
36	Sobrinho et al. (2010)	Brazil	2010	Oyster	MPN/PCR	123	122	99.2
37	Xu et al. (2014)	China	2014	Shrimp	TCBS/PCR	273	103	37.7
38	Lee et al. (2008)	Korea	2008	Oyster	TCBS/PCR	72	48	66.7
39	Amin and Salem (2012)	Egypt	2012	Shrimp	TCBS/PCR	20	4	20
				Crab	TCBS/PCR	20	6	30
40	Koralage et al. (2012)	Sri Lanka	2012	Shrimp	TCBS/PCR	170	155	91.2
41	Schärer et al. (2011)	Switzerland	2011	Squid	TCBS/PCR	2	2	100
42	Paydar et al. (2013)	Malaysia	2013	Fish	TCBS/mPCR	27	21	77.8
				Squid	TCBS/PCR	7	4	57.1
				Cockle	TCBS/PCR	5	3	60
				Shrimp	TCBS/PCR	11	9	81.8
				Clam	TCBS/PCR	3	2	66.7
				Prawn	TCBS/PCR	7	5	71.4
				Oyster	TCBS/PCR	9	6	66.7
43	Dileep et al. (2003)	India	2003	Finfish	TCBS/PCR	18	4	22.2
				Shrimp	TCBS/PCR	10	3	30
44	Eja et al. (2008)	Nigeria	2008	Shrimp	TCBS/Biotyping	120	26	21.7
				Clam	TCBS/Biotyping	90	7	7.7
				Periwinkle	TCBS/Biotyping	98	9	9.2
45	Khouadja et al. (2013)	Tunisia	2013	Oyster	TCBS/PCR	20	2	10.0
				Mussel	TCBS/PCR	20	1	5.0
46	Kirs et al. (2011)	New Zealand	2011	Oyster	TCBS/RT/PCR	58	55	94.8
47	Normanno et al. (2006)	Italy	2006	Mussel	TCBS/API	600	47	7.83
48	Pal and Das (2010)	India	2010	Fish	TCBS/PCR	90	60	66.7

i, shucked oyster; tb, Tillamook Bay; yb, Yaquina Bay; S, Selangor; pj, Padang and Jakarta; m, use of any molecular method like specie specific genes etc, k; mpn chrom agar; a, coastal province Jiangsu; China b, eastern coast of China. Sn = study number; Sr = study reference; Ls = location of study; Yp = year of publication; Ts = type of seafood; M = microbiological method(s); N = total sample; n = number of positive samples