Review Article
Current Status of Norovirus Infections in Children in Sub-Saharan Africa
Table 1
Norovirus infections in children in Sub-Saharan Africa.
| Country | Prevalence of norovirus (%) | Sample size | Year of samples collected | Age (years) | Reference | Total | GI | GII | GI/GII |
| Botswana | 24 | 3 | 21 | 0 | 100 | 2000–2006 | ≤1–≥3 | [17] | Cameroon | 29.6 | 12.9 | 16.7 | 0 | 54 | Oct–Dec 2009 | 5–15 | [18] | Cameroon | 4.6 | 2.2 | 2.4 | 0 | 146 (1244 samples) | Sep 2011–Aug 2012 | 1–17 | [19] | Malawi | 11.3 | 1.8 | 9.4 | 0.1 | 1941 | July 1997–June 2007 | <5 | [20] | Tanzania | 13.7 | — | — | — | 270 | Dec 2005–Feb 2006 | <5 | [21] | Tanzania | 14.3 | 0.9 | 13.3 | 0.1 | 1266 | 2010-2011 | ≤2 | [22] | Ghana | 15.9 | 3.7 | 12.2 | 0 | 82 | Aug 1998–July 2000 | ≤2 | [23] | Ghana | 16.4 | 1.3 | 15.1 | 0 | 152 | Feb 2011–Feb 2012 | ≤5 | [24] | Ghana | 7.4 | 1.4 | 6 | 0 | 367 | Nov 2005–Jan 2006 | ≤11 | [25] | Nigeria | 25.5 | 1.8 | 23.6 | 0 | 55 | June 2010–Jan 2011 | ≤5 | [26] | Nigeria | 32.4 | 2.6 | 4.3 | 1.6 | 100 | Nov 2007–Jan 2008 | <5 | [27] | Burkina Faso | 22.2 | 8.8 | 10.5 | 2.9 | 418 | Nov 2005–Jan 2007 | ≤10 | [28] | Burkina Faso | 12 | 2.3 | 9.7 | — | 309 | May 2009–Mar 2010 | <5 | [29] | Kenya | 6.3 | — | — | — | 206 | Jan 2007–June 2010 | <14 | [30] | Madagascar | 5.9 | 1.7 | 4.2 | 0 | 237 | Nov 2005–Jan 2008 | ≤16 | [31] | Rwanda | 11 | 3.8 | 7.2 | 0 | 706 | Nov 2009–June 2012 | ≤5 | [32] | South Africa | 14.3 | 1.2 | 12.7 | 0.4 | 245 | Jan–Dec 2008 | ≤13 | [33] | Gabon | 23 | 9.1 | 13.9 | 0 | 317 | Mar 2010–June 2011 | <5 | [34] | Tanzania (Zanzibar) | 11.8 | 0.6 | 11.2 | 0 | 330 | April–July, 2011 | <5 | [35] |
|
|
Study did not sequence all the norovirus positive samples to determine the genogroups.
|