Table 3 Positivity of slides prepared by the TF-Test modified and DAF technical protocols analyzed using the DAPI system (n = 22 positive)
Sample | TF-Test modified | DAF (CTAB 10%) | DAF (CTAB 10%) | ||||||
|---|---|---|---|---|---|---|---|---|---|
20 µl sediment | 20 µl sediment | 20 µl sediment + alcohol ethyl (1:1) | |||||||
Slide | Slide | Slide | |||||||
1 | 2 | 3 | 1 | 2 | 3 | 1 | 2 | 3 | |
1 | EC/G | EC/G | EC/G | EC/G | EC/G | EC/G | EC/G | EC/G | EC/G |
2 | EN/TA | EN | EN | EN | EN | EN | EN/G | EN | EN/TA |
3 | 0 | 0 | EV | 0 | EV | 0 | 0 | EV | 0 |
4 | 0 | 0 | 0 | 0 | 0 | HN | HN | 0 | 0 |
5 | AL | 0 | AL/ST/G | AL/ST | AL/ST | AL/ST/EC | AL/ST | AL/ST | AL/ST/EC |
6 | EC/EN | EC/EV | 0 | 0 | 0 | EN/EC/G | EN/EC/G | EN/EC/G | EN/EC/G |
7 | G | G | G | 0 | 0 | G | G | G | G |
8 | EV | 0 | EV | 0 | 0 | 0 | 0 | 0 | 0 |
9 | EH | EH | EH | 0 | EH | EH | EH | EH | 0 |
10 | EN/G/EC/AL | 0 | EN/G/EC/AL | G/EC/EN | G | G/EC/EN | 0 | 0 | EC/G/AL |
Positive slides | 66 | ||||||||
Positivity | 35 | 31 | 38 | ||||||
Positivity (%) protozooa | 60 | 55 | 64 | ||||||
Positivity (%) helminths | 42 | 33 | 42 | ||||||
Total percentage | 53 | 47 | 56 | ||||||