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| DNA Extraction methods | Positive results (trypanosome/ml) | Total number of positives | % of positive samples identified | |
|---|---|---|---|---|
| 10^2 | 10^4 | |||
| Chelex | 4 | 7 | 11 | 69 |
| ½ time Chelex | 6 | 7 | 13 | 81 |
| ¼ time Chelex | 5 | 6 | 11 | 69 |
| TE Leave in alcohol | 2 | 5 | 7 | 44 |
| TE wash off alcohol | 1 | 8 | 9 | 56 |
| TE with Chelex | 8 | 4 | 12 | 75 |
