Table 10.

IPSS-R prognostic risk category: clinical outcomes of Medical University of Vienna patients (n = 200)

	Very low	Low	Intermediate	High	Very high
Patients, %	21	38	18	14	8
Survival
All*	9.3	6.3	3.4	1.2	0.6
Hazard ratio	0.8	1	2.1	4.3	9.4
95% CI	0.4-1.5	0.7-1.5	1.3-3.5	2.4-7.7	4.3-20.8
AML transformation
AML/25%*†	NR	NR	2.4	0.8	0.6
Hazard ratio	0	1	8.0	18.7	52.2
95% CI	0-∞	0.3-3.9	3.1-20.5	7.0-49.7	13.8-198.2

NR indicates not reached.

^*Medians, years (95% CI; P < .001).

^†Median time to 25% AML evolution (95% CI; P < .001).