Table 1.
Calculation of sensitivity and 1-specificity for each cut-off
| Glucose | Diagnosis | Sensitivity | 1-Specificity |
|---|---|---|---|
| 1.00 | 1.00 | ||
| 4.86 | Healthy | 1.00 | 1.00 |
| 5.69 | Healthy | 1.00 | 0.90 |
| 6.01 | Healthy | 1.00 | 0.80 |
| 6.06 | Healthy | 1.00 | 0.70 |
| 6.27 | Healthy | 1.00 | 0.60 |
| 6.37 | Healthy | 1.00 | 0.50 |
| 6.55 | Healthy | 1.00 | 0.40 |
| 7.29 | Healthy | 1.00 | 0.30 |
| 7.29 | Diseased | 0.90 | 0.30 |
| 7.82 | Healthy | 0.90 | 0.20 |
| 9.22 | Diseased | 0.80 | 0.10 |
| 9.79 | Diseased | 0.70 | 0.10 |
| 11.28 | Diseased | 0.60 | 0.10 |
| 11.83 | Diseased | 0.60 | 0.10 |
| 12.06 | Healthy | 0.50 | 0.00 |
| 18.48 | Diseased | 0.40 | 0.00 |
| 18.5 | Diseased | 0.30 | 0.00 |
| 20.49 | Diseased | 0.20 | 0.00 |
| 22.66 | Diseased | 0.10 | 0.00 |
| 26.01 | Diseased | 0.00 | 0.00 |
Glucose concentrations (mmol/L) are sorted from low to high. Here we assume values above the threshold will be positive (diseased) and below the threshold are negative (healthy)