Intensity of biofilm formation by L. monocytogenes | Number of copies gene hlyA [log n.g.ca] | Number of strains depending on the origin [n (%)] | p value | Total n = 96 | |
---|---|---|---|---|---|
Clinical strains n = 58 | Environmental strains n = 38 | ||||
Weak | 4.55–6.93 | 6 (10.3) | 17 (44.7) | p < 0.001 | 24 (25.0) |
Moderate | 6.94–7.42 | 7 (12.1) | 20 (52.6) | p < 0.001 | 24 (25.0) |
Strong | 7.43–8.05 | 21 (36.2) | 1 (2.6) | p < 0.001 | 24 (25.0) |
Very strong | 8.06–8.46 | 24 (41.4) | 0 (0.0) | p < 0.001 | 24 (25.0) |