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Differences in the extent of biofilm formation among Escherichia cladesa
| Escherichia clade | No. of strains | Predicted meanb |
|---|---|---|
| Clade IV | 5 | 0.610A |
| Clade III | 6 | 0.592A |
| Clade V | 22 | 0.118B |
| E. fergusonii | 6 | −0.185C |
| E. albertii | 13 | −0.390C |
| E. coli | 39 | −0.415C |
Predicted means (loge optical density) after adjusting for the effects of culture media and temperature.
Means with the same superscript capital letter are not significantly different (Student t test, α = 0.05).
