Risk group
|
HR (95% CI)
|
P
|
---|
Intermediate risk vs. low risk
|
2.529 (1.120–5.707)
|
0.025
|
High risk vs. low risk
|
6.577 (3.419–12.655)
|
< 0.001
|
- Risk groups according to risk scores: low-risk group, score ≤ 5; intermediate-risk group, score 6; high-risk group C, score ≥ 7
- Abbreviations: HR hazard ratio, CI confidence interval