Table 2.

Meta-analysis summary of included and synthesised predictors on immunization coverage in Ethiopia

s.no	Factors /authors	Number of study	OR, 95% CI	P-value	I2	Egger’s test (p-value)
1	Mother with formal education [23, 30, 33, 35, 41, 44, 48, 50]	8	(OR = 2.45;95% CI: 1.62–3.72)	0.000	85.6%	0.883
2	Father with formal education [32, 39, 41]	3	(OR = 1.01;95% CI: 0.27–0.77)	0.000	94.5%	0.675
3	Residence [20, 32, 33, 38, 44, 47]	6	(OR = 2.11;95% CI: 1.00–4.45)	0.000	94.6%	0.784
4	Place of delivery (health facility) [20, 21, 30, 33–35, 40, 41, 44]	9	(OR = 1.86;95% CI: 0.99–3.49)	0.000	94.6%	0.428
5	Family size > = 4 [35, 45, 50]	3	(OR = 1.81;95% CI: 1.16–2.84)	0.026	72.9%	0.767
6	knowledge on age to complete [21, 38, 49, 52]	4	(OR = 6.18;95% CI: 3.07–12.43)	0.000	90.2%	0.432
7	Knowledge on schedule [20, 23, 30–36, 39, 42, 50]	12	(OR = 2.49; 95% CI: 1.35–4.59)	0.000	96.2%	0.621
8	Knowledge on benefit of immunization [33, 37, 40, 49]	4	(0R = 2.43;95% CI: 1.44–4.09)	0.129	47.1%	0.091
9	Travelling time to health facilities > = 60 min [30, 35, 39, 43, 46, 53]	6	(OR = 1.76;95% CI: 0.62–4.89)	0.000	94.5%	0.535
10	ANC follow up [20–22, 33–36, 39, 40, 42, 46, 51]	12	(OR = 3.11;95% CI: 1.64–5.88)	0.000	95.0%	0.104
11	PNC follow up [23, 31, 40, 42]	4	(OR = 3.83;95% CI: 2.65–5.52)	0.105	51.2%	0.405
12	TT vaccination [33, 34, 36, 38, 42, 44]	5	(OR = 4.84;95% CI: 2.99–7.75)	0.000	85.8%	0.124