Table 4.
Giardiasis outbreaks due to foodborne transmission
| Location | Reference | Year | No. of cases or samples (Lab-confirmed) | Unwashed fruit and vegetables | Food handlers |
|---|---|---|---|---|---|
| Germany | Espelage et al. (2010) | 2007–2008 | 24 (24) | × | |
| New Zealand | Wilson et al. (2008) | 2006 | 1214 (1214) | × | |
| Spain | de Lucio et al. (2017) | 2014 | 6 (6), also 16 (16) dogs 2 (2) cats | × | |
| USA | Porter et al. (1990) | 1986 | 10 (8) | × | |
| USA | Figgatt et al. (2017) | 2015 | 20 (20) | × | |
| USA | Quick et al. (1992) | 1990 | 27 (11) | × | |
| USA | White et al. (1989) | 1986 | 88 (72) | × | |
| USA | Petersen et al. (1988) | 1985 | 13 (11) | × | |
| USA | Mintz et al. (1993) | 1990 | 27 (18) | × | |
| USA | Osterholm et al. (1981) | 1979 | 31 (17) | × |