A patient's urine sample was analyzed at a clinic. Table 1 shows the results of this test alongside the normal acceptable ranges.
| Test component | Patient's result | Normal acceptable range |
|---|---|---|
| Glucose | 0.2 mmol/L | 0.0 to 0.8 mmol/L |
| Protein | 45 mg/dm³ | 0 to 10 mg/dm³ |
| Ketones | 0.1 mmol/L | 0.0 to 0.5 mmol/L |
| White blood cells | 65 cells/µL | 0 to 10 cells/µL |
Explain how the data in Table 1 suggests that the patient has a kidney infection.