Table 6

Tests for the removal of the variables for the logistic regression on the accident and emergency data


Change in -2ln likelihood
df
P

Lactate
22.100
1
0.000
Urea
9.563
1
0.002
Age group
18.147
1
0.000

Bewick et al. Critical Care 2005 9:112   doi:10.1186/cc3045