Meta-Analysis of Diagnostic Performance of Contrast-Fractional Flow Reserve versus Quantitative Flow Ratio for Functional Assessment of Coronary Stenoses

Table 3

Baseline angiographic characteristics.

Included studies	No. of lesions	LAD (%)	LCX (%)	RCA (%)
cFFR
Johnson et al. [4]	763	60	18	18
Topcu et al. [15]	34	62	24	14
MEMENTO-FFR [5]	1026	—	—	—
Kanaji et al. [16]	80	64.2	13.3	22.5
Shiode et al. [17]	109	83	3	23
Van Wyk et al. [18]	100	61	17	15
Cerrato et al. [19]	108	16.7	15.7	—
QFR
FAVOR pilot [9]	84	54.8	14.3	22.6
Yazaki et al. [20]	151	63.6	16.6	17.2
FAVOR II China [10]	328	55.7	14.8	26.2
Spitaleri et al. [21]	49	—	—	—
Emori et al. [22]	100	63	23	14
Ties et al. [23]	101	—	—	—
Emori et al. [24]	150	64.7	11.3	24.0
WIFI II [25]	240	51	11	18
Mejia-Renteria et al. [26]	300	59.0	12.3	16.3
Kołtowski et al. [27]	306	56.9	10.1	26.5
FAVOR II Europe-Japan [28]	317	50	16	22
Hwang et al. [29]	358	62.3	19.0	18.7
Stähli et al. [30]	516	55.6	13.0	23.1

LAD: left anterior descending artery; LCX: left circumflex artery; RCA: right coronary artery.