Table 3.
Included studies of head and neck squamous cell carcinoma of the larynx in sub-Saharan Africa since 1990
| COUNTRY | YEAR | AUTHOR | N | SITES | ||||
| Supraglottic | Glottic | Subglottic | Transglottic | Not specified | ||||
| Eastern | ||||||||
| Kenya | 1998 | Oburra61 | 22 | - | - | - | - | 22 (100%) |
| Southern | ||||||||
| RSA | 2002 | Pacella-Norman45 | 59 | - | - | - | - | 59 (100%) |
| Zimbabwe | 1993 | Tumushime-Buturo67 | 114 | 30 (26%) | 71 (62%) | 2 (2%) | - | 11 (10%) |
| Western | ||||||||
| Cameroon | 2006 | Oyono68 | 10 | - | - | - | - | 10 (100%) |
| Nigeria | 2004 | Amusa52 | 6 | - | - | - | - | 6 (100%) |
| Nigeria | 2009 | Amusa69 | 13 | - | - | - | - | 13 (100%) |
| Nigeria | 2011 | Iseh70 | 20 | - | - | - | 20 (100%) | - |
| Nigeria | 2002 | Nwaorgu71 | 72 | 10 (14%) | 40(56%) | - | - | 22 (31%) |
| Nigeria | 2003 | Somefun72 | 36 | 3 (8%) | 21 (57%) | 5 (14%) | 8 (22%) | - |
| Togo | 1999 | Kpemissi73 | 33 | - | 16 (50%) | - | 14 (44%) | 2 (6%) |
| Total | 385 | 43 (11%) | 148 (38%) | 7 (2%) | 42 (11%) | 145 (38%) | ||
RSA = Republic of South Africa