Table 2.
The sensitivity of gram stain, UF1000i and UF5000 for specific bacterial species
| Bacterial growth of urine specimens | Number (n) | UF1000i | UF5000 | Gram stain |
|---|---|---|---|---|
| Gram (−) | ||||
| Escherichia coli | ||||
| ≧105 cfu/mL | 39 | Rods = 38/cocci/mixed = 1 | G(−) = 31/G(+) = 3/none = 1/mixed = 4 | G(−) = 34/None = 5 |
| 103–105 cfu/mL | 10 | Rods = 3/cocci/mixed = 1/none = 6 | G(−) = 6/G(+) = 3/none = 1 | G(−) = 4/mixed = 2/None = 4 |
| Klebsiella spp. | ||||
| ≧105 cfu/mL | 3 | Rods = 3 | G(−) = 3 | G(−) = 2/G(+) = 1 |
| 103–105 cfu/mL | 1 | None = 1 | None = 1 | None = 1 |
| Proteus mirabilis | ||||
| ≧105 cfu/mL | 2 | Rods = 2 | G(−) = 2 | G(−) = 1/None = 1 |
| 103–105 cfu/mL | 2 | Rods = 1/none = 1 | G(−) = 2 | G(−) = 1/None = 1 |
| Citrobacter spp. | ||||
| ≧105 cfu/mL | 3 | Rods = 2/none = 1 | G(−) = 3 | G(−) = 2/None = 1 |
| 103–105 cfu/mL | 1 | None = 1 | G(−) = 1 | None = 1 |
| Gram (+) | ||||
| Streptococci spp. | 1 | cocci/mixed = 1 | G(+) = 2 | G(+) = 1 |
| Staphylococci spp. | 3 | Rods = 1/cocci/mixed = 1/none = 1 | G(+) = 3 | G(+) = 2/None = 1 |
| Enterococci spp. | 1 | Rods = 1 | G(+) = 1 | G(+) = 1 |
| Group B Streptococci | 2 | None = 2 | G(+) = 1/none = 1 | G(+) = 1/None = 1 |
| G(+)cocci | 2 | None = 2 | None = 2 | None = 2 |
| Lactobacillus species | 2 | cocci/mixed = 1/none = 1 | G(+) = 1/none = 1 | None = 2 |
| Mixed growth | ||||
| ≧105 cfu/mL | 3 | Rods = 1/cocci/mixed = 1 | G(+) = 1/G(−) = 1/mixed = 1 | Mixed = 2/None = 1 |
| 103–105 cfu/mL | 19 | cocci/mixed = 3/None = 16 | G(+) = 5/G(−) = 3/None = 11 | G(−) = 1/G(+) = 1/mixed = 2/None = 15 |