Table 1

Prevalence of AM20 and MGO contamination for duodenoscopes and sample sites

Duodenoscope typeNAM20MGO
Contam.Not contam.Contam.Not contam.
 All duodenoscopes15033 (22%)117 (78%)23 (15%)127 (85%)
 Olympus TJF-Q180V6915 (22%)54 (78%)15 (22%)54 (78%)
 Olympus TJF-160VR4313 (30%)30 (70%)6 (14%)37 (86%)
 Olympus TJF-160R81 (13%)7 (87%)08
 Olympus TJF-140R20202
 Olympus TJF-14520202
 Pentax ED34-i10T113 (27%)8 (73%)011
 Pentax ED-3490TK80808
 Pentax ED-3680TK1011 (100%)0
 Fujifilm ED-530XT850505
 Fujifilm ED-530XT11 (100%)01 (100%)0