Table 1

 Incidence of cardiac arrests and death (per 1000 admissions)

Code BlueMET
41 months12 months
104 780 admissions35 892 admissions
CI, confidence interval; NS, not significant.
Total Risk ratio (95% CI)
    Cardiac arrest20 (0.1908)4 (0.1114)1.71 (0.59 to 5.01), p = 0.320
    Death13 (0.1241)2 (0.0557)2.22 (0.50 to 9.87), p = 0.279
Transgressing MET criteria Risk difference (95% CI)
    Cardiac arrest17 (0.1622)0 (0.0000)0.16 (0.09 to 0.24), p = 0.016
    Death12 (0.1145)0 (0.0000)0.11 (0.05 to 0.18), p = 0.043
Not transgressing MET criteria Risk ratio (95% CI)
    Cardiac arrest3 (0.0286)4 (0.1114)0.26 (0.06 to 1.15), p = 0.055
    Death1 (0.0095)2 (0.0557)0.17 (0.02 to 1.89), p = 0. 102