Table V.
ROC analysis results
| AUC | Sensitivity | Specificity | PPV | NPV | |
|---|---|---|---|---|---|
| Reference to elevated mean BP in any period of ABP monitoring: | |||||
| OBP ≥ 140/90 mm Hg | 0.550 | 0.574 | 0.527 | 0.787 | 0.289 |
| supBP ≥ 130/80 mm Hg | 0.820* | 0.807 | 0.832 | 0.936 | 0.586 |
| supBP ≥ 130/85 mm Hg | 0.791*# | 0.667 | 0.916 | 0.960 | 0.474 |
| Reference to elevated daytime BP: | |||||
| OBP ≥ 140/90 mm Hg | 0.753 | 0.711 | 0.794 | 0.880 | 0.565 |
| SupBP ≥ 130/80 mm Hg | 0.631* | 0.733 | 0.529 | 0.767 | 0.484 |
| supBP ≥ 130/85 mm Hg | 0.655* | 0.622 | 0.688 | 0.809 | 0.462 |
| Reference to elevated night-time BP: | |||||
| OBP ≥ 140/90 mm Hg | 0.556 | 0.588 | 0.524 | 0.698 | 0.406 |
| SupBP ≥ 130/80 mm Hg | 0.791* | 0.852 | 0.730 | 0.855 | 0.726 |
| SupBP ≥ 130/85 mm Hg | 0.769* | 0.710 | 0.827 | 0.884 | 0.605 |
*
Statistically significant difference between supBP and OBP: p < 0.0001.
#
Statistically significant difference between supBP ≥ 130/80 mm Hg and ≥ 130/85 mm Hg: p = 0.026. AUC – area under curve, PPV – positive predictive value, other abbreviations explained in text, NPV – negative predictive value.