Table 4.

 Independent predictors of cardiac arrest: multivariate analysis

Risk factor	Unit	Coefficient (SE)	Odds ratio (95% CI)
MET	Yes	−0.66 (0.185)	0.52 (0.36 to 0.74)
Age ⩾65 years	Yes	2.09 (0.212)	8.07 (5.32 to 12.2)
Sex	Males	0.41 (0.183)	1.51 (1.05 to 2.16)
Emergency admission	Yes	1.01 (0.259)	2.73 (1.65 to 4.54)
Same day admission	Yes	−1.02 (0.223)	0.36 (0.23 to 0.56)

MET=medical emergency team.