Table 3. Summary of the literature involving different rates of occurrence of the Riché-Cannieu anastomosis.

Year	Authors	Type of study	Cases	Riché-Cannieu anastomosis (%)
1897	Riché 6	Anatomic	03 out of 23	13
1971	Harness and Sekeles 11	Anatomic	28 out of 35	77
1975	Souza 12	Anatomic	30 out of 60	50
1983	Kimura et al 13	Electrophysiological	125 out of 150	83.3
1985	Falconer and Spinner 2	Anatomic	03 out of 10	30
1992	Homma e Sakai 14	Anatomic	04 out of 6	66.6
1994	Budak, Bolukbasi e Ozmenoglu 15	Anatomic	01 out of 32	3
1996	Ajimani 16	Anatomic	13 out of 68	18
1999	Bölükbaşi et al 18	Electrophysiological	0 out of 216	0
2016	Roy et al 1	Meta-analysis of 501 studies	278 out of 501	55.5
2016	Yang et al 5	Anatomic	45 out of 90	50