TABLE I. Results of Hoffman and polymerase chain reaction (PCR) methods from stool samples of Groups II and III.
| Groups | Individuals | Hoffman | PCR |
|---|---|---|---|
| II | A1 | Strongyloides stercoralis Trichuris trichiura | N |
| A2 | Ancylostoma spp | N | |
| A3 | T. trichiura | P | |
| A4 | Ancylostoma spp | N | |
| A5 | T. trichiura | P | |
| A6 | Ancylostoma spp | N | |
| A7 | S. stercoralis | N | |
| A8 | Taenia sp. | N | |
| A9 | Ancylostoma spp T. trichiura | N | |
| A10 | Ancylostoma spp T. trichiura | N | |
| III | C1 | S. stercoralis | N |
| C2 | Ancylostoma spp | N | |
| C3 | T. trichiura, Entamoeba histolytica / Entamoeba dispar , Escherichia coli | N | |
| C4 | Enterobius vermicularis | N | |
| C5 | E. coli E. histolytica/dispar | N | |
| C6 | Ascaris lumbricoides | N | |
| C7 | E. histolytica/dispar | P |
N: negative; P: positive.