Table 4.
Prevalence of MMTV-like virus in breast cancer in different populations
| Country | Year | MMTV-like virus (%) | Reference |
|---|---|---|---|
| China | 2021 | 21/119 (18%) | 97 |
| Brazil | 2020 | 41/217 (19%) (Tissue samples) 17/32 (53%) (Blood samples) |
98 |
| Morocco | 2014 | 24/42 (57%) | 99 |
| United Kingdom | 2012 | 39/50 (78%) | 79 |
| Tunisia | 2008 | 17/122 (14%) | 100 |
| China | 2006 | 22/131 (17%) | 101 |
| Tunisia | 2004 | 28/38 (74%) | 102 |
| Australia | 2003 | 19/45 (42%) | 103 |
| Vietnam | 2003 | 1/120 (1%) | 103 |
| Argentina | 2002 | 23/74 (31%) | 104 |
| USA | 2000 | 27/73 (31%) | 105 |
| Italy | 1999 | 26/69 (38%) | 106 |
| USA | 1995 | 121/314 (39%) (660-bp) 60/151 (40%) (250-bp) |
107 |