Table 2 Cox proportional hazards model for EFS of 90 AML cases

Age

1.010

0.990–1.031

0.32440

FAB (vs. M0)

M1

2.077

0.732–5.892

0.16940

M2

1.471

0.512–4.226

0.47390

M4

2.642

0.929–7.519

0.06858

M5

2.227

0.572–8.674

0.24840

M6

2.251

0.158–32.04

0.54940

NCCN2017 risk stratification (vs. good)

Intermediate

1.493

0.608–3.667

0.38230

Poor

2.045

0.762–5.490

0.15560

Gene mutations contributing to risk stratifications

ASXL1

0.717

0.6633-7.760

0.78460

TP53

2.142

0.4532–10.120

0.33650

RUNX1

2.161

0.8089–5.775

0.12430

HERVK9 expression (vs. high expression)

Low expression

2.615

1.166–5.866

0.01971