Review Article
Individual Subject Meta-Analysis of Parameters for Giardia duodenalis Shedding in Animal Experimental Models
Table 4
Criteria used to determine age categories for experimental species (alphabetical order).
| Animal species | Criteria used | Newborn | Weanling1 | Adult |
| Cattle | <21 weeks | 21–64 weeks [50] | ≥65 weeks [51] | Cats | <8 weeks | 8–25 weeks [52] | ≥26 weeks [51] | Dogs | <8 weeks | 8–29 weeks [53] | ≥30 weeks [51] | Gerbils | <4 weeks | 4–7 weeks [54] | ≥8 weeks [55, 56] | Hamsters | <3 weeks | 3 weeks [57] | >3 weeks | Mice | <3 weeks | 3 weeks [58] | >3 weeks [51] | Rabbits | <4 weeks | 4 weeks–17 weeks [59, 60] | ≥18 weeks [51] | Rat | 3 weeks | 3–7 weeks [61] | ≥8 weeks[51] |
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Weanling was merged with the newborn category to create the classification “Young” in the “Age” variable for the cyst shedding outcome.
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