Table 3

Prediction of ≥1 emergency admission(s) during 1 year of follow-up by two versions of the Pra score (original and modified)

 Original Pra (n=858)Modified Pra (n=862)
c-statistic (95% CI)c-statistic (95% CI)
Prediction of ≥1 emergency admission in follow-up year0.65 (0.61 to 0.70)0.67 (0.62 to 0.72)
N (%)N (%)
Total study participants with ≥1 emergency admission154 (18)154 (18)
Patients classified as high risk according to Pra score (≥0.5)63 (7)391 (46)
High-risk patients (Pra score ≥0.5) with ≥1 emergency admission (% of all high risk)26 (41)103 (26)
  • Pra, Probability of repeated admission.