Table 1.
The HI antibody titers against JCV and BKV in 14 Amerindian tribes of Central and South America
| Tribe | Reference | JCV titer
|
BKV titer
|
||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
| <1/40 | 1/40 | 1/80 | ≥1/160 | Total | <1/40 | 1/40 | 1/80 | ≥1/160 | Total | ||
| Yanomama | 30 | 129 | 34 | 14 | 6 | 183 | 122 | 23 | 4 | 1 | 150 |
| 70.49% | 18.58% | 7.65% | 3.28% | 43.06% | 81.33% | 15.33% | 2.67% | 0.67% | 40.65% | ||
| Makiritare | 31 | 17 | 1 | 1 | 2 | 21 | 15 | 3 | 2 | 1 | 21 |
| 80.95% | 4.76% | 4.76% | 9.52% | 4.94% | 71.43% | 14.29% | 9.52% | 4.76% | 5.69% | ||
| Piaroa | 32 | 21 | 2 | 0 | 0 | 23 | |||||
| 91.30% | 8.70% | 0.0% | 0.0% | 5.41% | |||||||
| Macushi | 33 | 2 | 5 | 8 | 5 | 20 | 0 | 2 | 10 | 8 | 20 |
| 10.0% | 25.0% | 40.0% | 25.0% | 4.71% | 0.0% | 10.0% | 50.0% | 40.0% | 5.42% | ||
| Wapishana | 33 | 5 | 6 | 6 | 4 | 21 | 2 | 6 | 8 | 5 | 21 |
| 23.81% | 28.57% | 28.57% | 19.05% | 4.94% | 9.52% | 28.57% | 38.10% | 23.81% | 5.69% | ||
| Guaymi | 34 | 6 | 9 | 8 | 1 | 24 | 3 | 7 | 8 | 6 | 24 |
| 25.0% | 37.5% | 33.33% | 4.17% | 5.65% | 12.5% | 29.17% | 33.33% | 25.0% | 6.50% | ||
| Kraho | 35 | 10 | 8 | 1 | 1 | 20 | 2 | 4 | 7 | 7 | 20 |
| 50.0% | 40.0% | 5.0% | 5.0% | 4.71% | 10.0% | 20.0% | 35.0% | 35.0% | 5.42% | ||
| Northern Pano | 36 | 0 | 7 | 3 | 2 | 12 | 0 | 4 | 6 | 2 | 12 |
| 0.0% | 58.33% | 25.0% | 16.67% | 2.82% | 0.0% | 33.33% | 50.0% | 16.67% | 3.25% | ||
| Southern Pano | 36 | 3 | 3 | 3 | 1 | 10 | 3 | 0 | 4 | 3 | 10 |
| 30.0% | 30.0% | 30.0% | 10.0% | 2.35% | 30.0% | 0.0% | 40.0% | 30.0% | 2.71% | ||
| Ticuna | 37 | 1 | 5 | 4 | 8 | 18 | 1 | 2 | 11 | 4 | 18 |
| 5.56% | 27.78% | 22.22% | 44.44% | 4.24% | 5.56% | 11.11% | 61.11% | 22.22% | 4.88% | ||
| Baniwa | 36 | 2 | 12 | 2 | 0 | 16 | 0 | 2 | 9 | 5 | 16 |
| 12.5% | 75.0% | 12.5% | 0.0% | 3.76% | 0.0% | 12.5% | 56.25% | 31.25% | 4.34% | ||
| Kanamari | 36 | 1 | 7 | 7 | 3 | 18 | 0 | 6 | 11 | 1 | 18 |
| 5.56% | 38.89% | 38.89% | 16.67% | 4.24% | 0.0% | 3.33% | 61.11% | 5.56% | 4.88% | ||
| Boruca | 38 | 0 | 3 | 12 | 3 | 18 | 0 | 2 | 5 | 11 | 18 |
| 0.0% | 16.67% | 66.67% | 16.67% | 4.24% | 0.0% | 11.11% | 27.78% | 61.11% | 4.88% | ||
| Cuna | 38 | 4 | 12 | 5 | 0 | 21 | 0 | 4 | 10 | 7 | 21 |
| 19.05% | 57.14% | 23.81% | 0.0% | 4.94% | 0.0% | 19.05% | 47.62% | 33.33% | 5.69% | ||
| Totals | 201 | 114 | 74 | 36 | 425 | 148 | 65 | 95 | 61 | 369 | |
| 47.29% | 26.82% | 17.41% | 8.47% | 100.0% | 40.11% | 17.62% | 25.75% | 16.53% | 100.0% | ||