Table 3 Comparison of biofilm production by isolates from chicken caecal and retail meat samples as indicated by A595 in the microtiter plate assay, in the total material and within morphotypes
| Chicken caecal samples | Chicken retail meat samples | ||||||
|---|---|---|---|---|---|---|---|
| Morpho-type | No | % | Mean A595 ± SD | No | % | Mean A595 ± SD | p -value* |
| RDAR | 57 | 67.1 | 1.677 ± 1.002 | 53 | 72.6 | 1.320 ± 0.895 | 0.04 |
| BDAR | 25 | 29.4 | 0.624 ± 0.757 | 17 | 23.3 | 0.591 ± 0.797 | 0.25 |
| PDAR | 3 | 3.5 | 0.100 ± 0.140 | 2 | 2.7 | 0.209 ± 0.064 | 0.80 |
| SAW | 0 | 0.0 | 1 | 1.4 | 0.083 | – | |
| ALL | 85 | 100.0 | 1.312 ± 1.057 | 73 | 100.0 | 1.103 ± 0.924 | 0.16 |