Table 2. Structural parameters of the biofilms formed by Salmonella Agona on polystyrene after varying periods of development.
| Incubation time (hours) | Biovolume (μm3) | Surface coverage (%) | Thickness (μm) | Roughness | |
|---|---|---|---|---|---|
| Maximum | Average | ||||
| H3 | 6,600.7 ± 1,245.6a | 38.32 ± 3.36a | 9.07 ± 1.05a | 0.44 ± 0.04a | 1.29 ± 0.04a |
| H24 | 27,446.3 ± 4,561.9b | 89.27 ± 1.06b | 14.47 ± 0.67b | 1.52 ± 0.08ab | 0.78 ± 0.07b |
| H48 | 51,726.5 ± 5,011.2c | 98.83 ± 1.78c | 20.96 ± 3.37c | 2.68 ± 0.15b | 0.48 ± 0.06c |
| H72 | 166,852.5 ± 13,681.8d | 99.87 ± 0.06c | 32.10 ± 2.14d | 10.17 ± 1.89c | 0.32 ± 0.03d |
| H96 | 94,616.1 ± 14,232.7e | 98.76 ± 1.18c | 21.40 ± 2.70c | 6.97 ± 0.45d | 0.52 ± 0.10c |
| H144 | 91,143.9 ± 12,519.4e | 87.90 ± 4.97b | 33.27 ± 0.68d | 6.36 ± 0.71d | 0.82 ± 0.03b |
Data (mean ± SD) in the same column with no letters in common are significantly different (P < 0.05).