Table 3.

Hazard ratio of 180-day mortality across point subgroups

Total points	Hazard ratio	95% confidence interval	p value
0	Reference group
1	1.17	0.76–1.80	0.482
2	1.69	1.10–2.60	0.017
3	2.38	1.56–3.63	<0.001
4	4.81	3.11–7.19	<0.001