Table 3. Efficacy of the semi-quantitative method for albuminuria screening in patients with diabetes.
| Number | Number needed to screen | True positive | False negative | False positive | |
|---|---|---|---|---|---|
| Semi-quantitative method | |||||
| All | 1,881 | 1.1 | 93.5 | 6.5 | 38.6 |
| Dipstick negative | 1,303 | 1.2 | 83.3 | 16.7 | 37.4 |
| eGFR ≥60 ml/min/1.73 m2 | 1,369 | 1.1 | 90.2 | 9.8 | 38.2 |
| eGFR ≥60 ml/min/1.73 m2 and Dipstick negative | 1,110 | 1.2 | 81.3 | 18.7 | 36.9 |
| Dipstick method | |||||
| All | 1,881 | 1.5 | 65.6 | 34.5 | 5.0 |
| eGFR ≥60 ml/min/1.73m2 | 1,369 | 1.9 | 52.7 | 47.3 | 4.6 |
eGFR, estimated glomerular filtration rate