Table 2. Profiles of adhesin genes in uropathogenic Escherichia coli strains.
| No. of genes | Adhesin genes patterns | No. of isolates (%) | Chi-square | Degree of freedom | P-value |
|---|---|---|---|---|---|
| 1 gene, n = 30 (14.4%) | |||||
| fimH | 19 (9.1) | ||||
| pap | 4 (1.9) | ||||
| sfa | 5 (2.4) | ||||
| afa | 2 (1.0) | ||||
| 2 genes, n = 167 (80.3%) | |||||
| fimH, pap | 144 (69.2) | 922.88a | 10 | <0.0001 | |
| fimH, sfa | 11 (5.3) | ||||
| fimH, afa | 6 (2.9) | ||||
| pap, sfa | 2 (1.0) | ||||
| pap, afa | 4 (1.9) | ||||
| 3 genes, n = 11 (5.3%) | |||||
| fimH, pap, sfa | 7 (3.4) | ||||
| fimH, pap, afa | 4 (1.9) | ||||
Notes.
a
0 cells (.0%) have expected frequencies less than 5. The minimum expected cell frequency is 18.9.