Table 2

Meta-analysis based on continents and WHO regions

Groups	Tools	Continents	Effect size and 95% CI					Test of null (two-tailed)
Groups	Tools	Continents	Point estimate	SE	Variance	Lower limit	Upper limit	Z value	P value
Continents	Other tools	Africa	58.69	0.94	0.89	56.85	60.54	62.38	0.00
		Asia	65.57	3.66	13.39	58.40	72.75	17.92	0.00
		Europe	63.21	3.93	15.46	55.50	70.92	16.08	0.00
		North America	63.75	0.87	0.76	62.04	65.46	72.96	0.00
		South America	52.04	1.48	2.19	29.14	64.94	21.66	0.00
	FACT-B	Africa	85.39	1.84	3.37	91.79	98.99	51.95	0.00
		Asia	89.26	6.23	38.85	77.04	101.48	14.32	0.00
		Europe	88.61	36.20	1310.21	3.36	145.25	2.05	0.04
		North America	80.53	23.23	539.44	35.01	126.05	3.47	0.00
		South America	74.31	3.26	10.64	82.20	94.99	27.17	0.00
WHO regions	Other tools	AFRO	58.69	0.94	0.89	56.85	60.54	62.38	0.00
		AMRO	63.75	0.87	0.76	62.04	65.46	72.96	0.00
		EMRO	65.84	2.92	8.53	60.11	71.56	22.54	0.00
		EURO	62.72	3.68	13.58	55.50	69.94	17.02	0.00
		SEARO	67.96	7.25	52.62	53.75	82.18	9.37	0.00
		WPRO	63.22	5.80	33.64	51.85	74.59	10.90	0.00
	FACT-B	AFRO	95.39	1.84	3.37	91.79	98.99	51.95	0.00
		AMRO	82.97	18.63	347.06	46.46	119.49	4.45	0.00
		EMRO	68.83	1.11	1.23	66.66	71.00	62.14	0.00
		EURO	74.31	36.20	1310.21	3.36	145.25	2.05	0.04
		WPRO	93.39	5.00	24.97	83.60	103.18	18.69	0.00