Double incontinence among women globally: A systematic review and meta-analysis

Table 6 Cumulative meta-analysis (chronological order, 2009-2020)

Ref.	Cumulative n studies	Cumulative sample size	Cumulative prevalence (%)	95%CI	I² (%)
Slieker-ten Hove et al[13], 2010	1	1397	10.3	8.7-12.2	N/A
Matthews et al[12], 2013	2	65793	7.3	7.1-7.5	48.2
Güngör Uğurlucan et al[3], 2014	3	68311	7.8	7.2-8.5	58.7
Wu et al[8], 2015	4	71808	7.5	7.0-8.1	51.3
Johannessen et al[2], 2018	5	72784	7.6	7.1-8.2	47.8
	6	73815	7.9	7.3-8.5	45.9
Yuaso et al[7], 2018	7	74680	7.7	7.1-8.3	43.2
Gallas et al[1], 2018	8	75082	7.6	7.0-8.2	40.5
Ribeiro et al[5], 2019	9	75309	7.8	7.2-8.5	38.4
Luo et al[4], 2020	10	6009	8.66	7.14-10.63	32.7

Stabilization observed from 2015 onward (studies 4-10: Range 75%-8.66%). No temporal trend in prevalence; confidence interval narrowing reflects increased precision. CI: Confidence interval; N/A: Not applicable.