Table 2. Incidences of phimosis and paraphimosis in several African cities.

Country	City/division	Years	# of cases	Annual incid.	Refs.
Belgian Congo	Kinshasa	1907, 1910–12	74	0.685%	[99]–[102]
Belgian Congo	Kinshasa	1926	46	0.357%	[103]
Belgian Congo	Kinshasa, Matadi, Bomaa	1930–31	245	0.395%	[104]
French Congo	Brazzaville	1930–34	89	0.265%	[74]
Cameroon	Douala/Wourib	1932, 1935	313	0.635%	[71]
Mali	Bamako	1937	4	0.045%	[105]
Senegal	Saint Louis	1937	6	0.040%	[106]

Presented the joint annual incidences of phimosis and paraphimosis in the males of several African cities, as reported in the medical references listed in the last column. Demographic data for each city is in [65] and in the references listed in Text S2.

^aThe incidence is calculated over the joint adult male population of the three cities; about 3/5 of the operations were in Kinshasa.

^bMost people from Wouri division were in Douala city [71].