Table 3

Undertriage and overtriage rates by age

Pre-PATS periodPATS period
(95% CI)(95% CI)p Value
Overtriage: all ages52.5 (45.6 to 59.4)38.4 (37.5 to 39.3)<0.001
 Overtriage: adults57.1 (48.9 to 65.3)41.4 (40.3 to 42.5)<0.001
 Overtriage: paediatric42.9 (29.0 to 56.7)28.8 (27.1 to 30.6)0.03
Undertriage: all ages46.9 (45.4 to 48.3)16.0 (14.6 to 17.4)<0.001
 Undertriage: adults45.9 (44.3 to 47.4)14.9 (13.4 to 16.5)<0.001
 Undertriage: paediatric51.7 (47.8 to 55.7)21.9 (17.8 to 26.0)<0.001
  • PATS, Princess Marina Hospital Accident and Emergency Triage Scale.