Table 3.
PPV of register codes for any ICH according to whether diagnosis was recorded in one or both registries
| DSR and DNPR (n=300) | DSR only (n=100) | DNPR only (n=100) | |
|---|---|---|---|
| Any ICH verified | |||
| Number | 286 | 88 | 72 |
| PPV (95% CI) | 95% (92–97) | 88% (80–93) | 72% (62–80) |
| Spontaneous ICH | |||
| Number | 258 | 80 | 49 |
| PPV (95% CI) | 86% (82–89) | 80% (71–87) | 49% (39–59) |
Abbreviations: CI, confidence interval; DNPR, Danish National Patient Registry; DSR, Danish Stroke Registry; ICH, intracerebral hemorrhage; PPV, positive predictive value.