Table 1.
Number of infections with Blastocystis confirmed by polymerase chain reaction (PCR) and Blastocystis subtype distribution among 382 indigenous people living in Tapirapé villages, Brazilian Amazon, Brazil
| Gender and age group | Microscopy-positive | Microscopy-negative | Total | Blastocystis sp. subtype | Total | ||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
| PCR-positive | PCR-negative | ST1 | ST2 | ST3 | ST1/ST2 | ST1/ST3 | ST2/ST3 | ||||
| Females (< 15 y old) | 24 | 3 | 99 | 126 | 12 | 8 | 1 | 2 | 0 | 1 | 24 |
| Males (< 15 y old) | 22 | 7 | 73 | 102 | 7 | 8 | 6 | 1 | 0 | 0 | 22 |
| Females (> 15 y old) | 7 | 2 | 74 | 83 | 3 | 1 | 3 | 0 | 0 | 0 | 7 |
| Males (> 15 y old) | 13 | 2 | 56 | 71 | 5 | 4 | 1 | 2 | 1 | 0 | 13 |
| Total | 66 | 14 | 302 | 382 | 27 | 21 | 11 | 5 | 1 | 1 | 66 |