Table 9.

Multivariate meta-regression results of risk factor associated with pooled prevalence estimates of FBP, in Ethiopia

Covariate		Coefficient	P value	95% CI
Administrative regional states or city council	Addis Ababa	Reference	–	–
	Amhara	0.27	0.77	−1.52–2.06
	Dire Dawa and Harari	−1.13	0.3	−3.28–1.02
	Oromia	0.03	0.95	−0.84–0.89
	SNNP	0.36	0.65	−1.18– 1.90
	Somali	−1.36	0.2	−3.43– 0.71
	Tigray	−1.25	0.33	−3.79–1.29
	Others	−1.37	<.01**	−2.36–(−0.37)
	Central Ethiopia	Reference	–	–
Geographic area	Eastern Ethiopia	1.20	0.19	−0.59– 3.00
	Northern Ethiopia	0.97	0.39	−1.23–3.16
	Northwest Ethiopia	−0.60	0.51	−2.40 –1.19
	Southern Ethiopia	−0.86	0.26	−2.36–0.63
	Southwest Ethiopia	−0.22	0.67	−1.23–0.79
	Others	0.99	0.08	−0.10–2.09
Bacterial genus	E. coli	Reference	–	–
	Salmonella	−0.76	<.01**	−1.25–(− 0.26)
Sample source	Environment	Reference	–	–
	Human (stool)	−0.52	0.05*	−1.05–(−0.01)
	> 400	Reference	–	–
Sample size	301–400	0.40	0.37	−0.47–1.28
	201–300	0.25	0.51	−0.50–0.99
	101–200	0.48	0.19	−0.24–1.19
	≤100	1.26	<.01**	0.45–2.07
Publication Year	2000–2010	Reference	–	–
	2011–2015	0.43	0.46	−0.72–1.58
	2016–2020	0.03	0.96	−0.08–1.13

Note: * = Significant, ** = highly significant