Table 3.
Pathogen acquisition, persistence, and clearance among Guatemalan children
| Pathogen | Negative to negative (n) | Positive to negative (n) | Positive to positive (n) | Negative to positive (n) | Persistence (%) | Acquisition (%) | Prevalence |
|---|---|---|---|---|---|---|---|
| EAEC | 51 | 55 | 124 | 68 | 69.3% | 57.1% | 60.1% |
| EPEC | 72 | 63 | 92 | 71 | 59.4% | 49.7% | 52.0% |
| ETEC | 91 | 52 | 81 | 74 | 60.9% | 44.8% | 44.6% |
| Campylobacter | 140 | 56 | 72 | 30 | 56.3% | 17.6% | 43.0% |
| EIEC (Shigella) | 164 | 23 | 85 | 26 | 78.7% | 13.7% | 36.2% |
| Giardia | 167 | 21 | 82 | 28 | 79.6% | 14.4% | 34.6% |
| Norovirus | 162 | 60 | 38 | 38 | 38.8% | 19.0% | 32.9% |
| Sapovirus | 233 | 38 | 8 | 19 | 17.4% | 7.5% | 15.4% |
| STEC-0157 | 215 | 29 | 11 | 42 | 27.5% | 16.3% | 13.5% |
| Adenovirus | 243 | 31 | 6 | 18 | 16.2% | 6.9% | 12.4% |
| Cryptosporidia | 247 | 16 | 11 | 24 | 40.7% | 8.9% | 9.1% |
| Clostridium difficile | 249 | 13 | 13 | 23 | 50.0% | 8.5% | 8.7% |
| Rotavirus | 264 | 15 | 4 | 15 | 21.1.% | 5.4% | 6.4% |
| Astrovirus | 258 | 15 | 2 | 23 | 11.8% | 8.2% | 5.7% |
| Plesiomonas | 269 | 15 | 1 | 13 | 6.3% | 4.6% | 5.4% |
| Salmonella | 284 | 8 | 3 | 3 | 27.3% | 1.0% | 3.7% |
| Cyclospora | 295 | 2 | 1 | 0 | 33.3% | 0.0% | 1.0% |
| Vibrio cholerae | 295 | 1 | 1 | 1 | 50% | 0.3% | 0.7% |
| Vibrio | 295 | 1 | 0 | 2 | 0.0% | 0.7% | 0.3% |
| Yersinia | 296 | 0 | 0 | 2 | N/A | 0.7% | 0.0% |
EAEC = enteroaggregative E. coli; EPEC = enteropathogenic E. coli; ETEC = enterotoxigenic E. coli; EIEC = Shigella/enteroinvasive E. coli; STEC = Shiga-like–toxin producing E. coli.