The global serological prevalence of Toxoplasma gondii in felids during the last five decades (1967–2017): a systematic review and meta-analysis

Table 4 Subgroup analysis for comparison of the prevalence of Toxoplasma gondii in female domestic cats globally and from different continents

Continent	No. of studies	n/N	Pooled prevalence (95% CI) (%)	Weight	Heterogeneity
Continent	No. of studies	n/N	Pooled prevalence (95% CI) (%)	Weight	df	I²(%)	P-value
Global	101	3625/13,413	33 (29–37)	100	100	99.00	P < 0.001
Africa	7	204/489	45 (8–82)	6.91	6	99.55	P < 0.001
Asia	44	1211/6733	27 (22–32)	43.32	43	97.56	P < 0.001
Australia	2	86/135	68 (61–75)	1.96	1	–	–
Europe	18	1286/2849	47 (38–56)	18.12	17	96.08	P < 0.001
North America	10	335/1039	32 (24–40)	9.90	19	87.51	P < 0.001
South America	20	503/2168	28 (20–36)	19.80	9	98.24	P < 0.001

Abbreviations: –, impossible to estimate, df, degrees of freedom, n, number of positive samples, N, total number of samples

ISSN: 1756-3305