NUH EWS bandMandates escalation to:% of observations in each bandMedian no per day (range)Sensitivity for predicting death within 24 hoursSpecificity for predicting death within 24 hours
0Nil56.11174 (20–409)100.000
1–2Nurse31.8399 (16–300)95.4956.32
3Nurse/doctor5.3916 (1–116)76.6588.24
4–5Doctor4.7414 (1–55)63.3393.58
6 or moreRegistrar1.945 (0–41)41.9198.24
  • NUH, Nottingham University Hospital.