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Number of Dientamoeba fragilis samples positive by polymerase chain reaction from household samples, Sydney, Australia
| Sample type (n = 110) | No. samples tested | No. samples positive for D. fragilis |
|---|---|---|
| Rain water tanks | 6 | 0 |
| Soil | 18 | 0 |
| Sand box | 2 | 0 |
| Vegetable garden | 4 | 0 |
| Potting mix | 6 | 0 |
| Fertilizers | 4 | 0 |
| Pets | ||
| Dogs | 18 | 0 |
| Cats | 12 | 0 |
| Birds | 8 | 0 |
| Guinea pigs | 2 | 0 |
| Human contacts | 30 | 10 (30%) |
