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Table 1 Characteristics of patients

From: DNA repair gene variants are associated with an increased risk of myelodysplastic syndromes in a Czech population

WHO classification  
  n/% Blast (%) Cytogenetics, normal/abnormal
MDS del(5q) 24 (12.1) 2.8 0/24
RCUD 14 (7.1) 1.1 10/2
RARS 12 (6.1) 1.4 5/4
RCMD 59 (29.8) 1.6 36/17
RAEB-1 26 (13.1) 4.4 11/10
RAEB-2 25 (12.6) 12.5 10/9
MDS-U 3 (1.5) 2.0 3/0
MDS/MPS 23 (11.6) 8.3 12/7
AML with MRC 12 (6.1) 28.3 4/6
Age(yr)    
Median/range 63 (18–89)   
Sex    
Male n/% 60 (30.3)   
Female n/% 138 (69.7)   
  1. MDS del(5q): MDS associated with isolated del(5q); RCUD: Refractory cytopenias with unilineage dysplasia; RARS: Refractory anemia with ring sideroblasts; RCMD: Refractory cytopenias with multilineage dysplasia; RAEB-1: Refractory anemia with excess blasts, type 1; RAEB-2: Refractory anemia with excess blasts, type 2; MDS-U: MDS, unclassifiable; MDS/MPS: MDS and myeloproliferative syndromes; AML with MRC: Acute myeloid leukemia with myelodysplasia - related changes.