Individual Subject Meta-Analysis of Parameters for Giardia duodenalis Shedding in Animal Experimental Models

Table 1

Exclusion criteria for studies and number of articles excluded from the Giardia duodenalis meta-analysis.

Exclusion criteria	Articles excluded
(1) Giardia  different than G. duodenalis, G. intestinalis,or G. lamblia were used	19
(2) Infection was assessed only by histology on tissue sections	6
(3) Number of animals with diarrhoea or shedding was not reported	4
(4) Animal study groups were subject to treatments other than the single inoculation/single outcome design used in this meta-analysis	3
(5) Infection was assessed by cyst shedding and histology together and it was not possible to distinguish how many animals were shedding	4
(6) Experimental dose response was measured in humans only	2
(7) Study was not an experimental dose response experiment	1
(8) Cyst dose administered to the experimental host was not provided or a range was provided	1
(9) Number of animals used was not provided	1