Table 2. Incidence of biting fibroma.

BF: biting fibroma; lis, lesions in study; M, men; NS, not stated; RN, rank number; W, women

Author	Year	Total number of lis	Total number of BF	Percentage of BF	RN of BF	Women with BF	Men with BF	Ratio of W/M	Reference
Bouquot and Gundlach	1986	1453	283	19.5	2	133	150	1.0:1.1	[19]
Zarei et al.	2007	172	44	25.6	2	24	20	1.2:1.0	[9]
Naderi et al.	2012	2068	288	13.9	4	120	168	1.0:1.4	[16]
Zuñiga et al.	2013	542	22	4.1	3	NS	NS	NS	[5]
Rivera et al.	2017	277	30	10.8	1	19	11	1.7:1.0	[6]
Hunasgi et al.	2017	460	45	9.8	3	31	14	2.2:1.0	[2]
Rivera et al.	2017	1000	102	10.2	1	77	25	3.1:1.0	[20]
Babu and Hallikeri	2017	659	30	4.6	5	12	18	1.0:1.5	[11]
Taweevisit et al.	2018	230	13	5.7	3	8	5	1.6:1.0	[10]
Blochowiak et al.	2019	208	26	12.5	3	NS	NS	NS	[1]
Total		7069	883	12.5		424	411	1.0:1.0