Meta-analysis and systematic review of intravascular ultrasound versus angiography-guided drug eluting stent implantation in left main coronary disease in 4592 patients

Table 5 Clinical outcomes for MACE in the IVUS-guided and angiography-guided groups

First author	Year	Sample size	IVUS guidance^a	Angiography guidance^a	RR	95% CI	P-value
Agostoni et al. [21]	2005	24/34	8%	20%	0.4	0.09–1.78	0.18
Park et al. [22]	2009	145/145	–	–	0.64	0.39–1.05	0.074
De La Torre Hernandez et al. [23]	2014	505/505	14.4%	22.2%	0.65	0.5–0.85	0.006
Gao et al. [24]	2014	337/679	14.8%	27.7%	0.54	0.4–0.71	< 0.001
Tan et al. [25]	2015	61/62	13.1%	27.4%	0.49	0.22–1.03	0.031
Kim et al. [26]	2017	122/74	21%	43%	0.63	0.33–1.17	0.149
Tian et al. [16]	2017	713/1186	5.3%	8.1%	0.65	0.5–0.84	0.001

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