Table 2.

Parameters from the AUGIB dataset

Variable	Proportion of patients with covariate	Odds ratio
Main effects
Outpatient	83	0.32
Shock	36	2.83
Urea > 9.1	55	1.88
Coagulation	13	1.87
Interaction
Outpatient X shock	30	1.07
Outpatient X urea	44	1.67
Outpatient X coagulation	10	1.97
Shock X urea	24	0.71
Shock X coagulation	6	0.79
Urea X coagulation	9	0.77