| Surfaces concordant and discordant with microbiologic sampling (CFU ≤ 5) | |||
---|---|---|---|---|
 | Concordant, clean | Concordant, dirty | Discordant clean/dirty†| Discordant dirty/clean‡ |
 | N | N | N (%) | N (%) |
Fluorescent marker | 107 | 45 | 102 (35.2) | 36 (12.4) |
Visual inspection | 126 | 42 | 83 (28.6) | 39 (13.5) |
Adenosine triphosphate | 147 | 36 | 62 (21.4) | 45 (15.5) |