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Table 1 Basic characteristics of ND-AML patients between NK% high and NK% low in BM

From: Bone marrow infiltrated natural killer cells predicted the anti-leukemia activity of MCL1 or BCL2 inhibitors in acute myeloid leukemia

Variable ND-AML NK%high (n=34) ND-AML NK%low (n=35) P value
Age, years    ns
 Median   47  
 Range 15–78 19–74  
Gender, no. (%)    ns
 Male 20 (58.8%) 16 (45.7%)  
 Female 14 (41.2%) 19 (54.3%)  
Hepatic or renal function, no.a    ns
 Normal 32 32  
 Abnormal 2 3  
WBC, 109/L    ns
 Median 10.665 13.79  
 Range 1–249.98 1.4–371.9  
Platelet, 109/L    ns
 Median 34.5 28  
 Range 1.87–401 3–167 56
HB, g/L    ns
 Median 81 74  
 Range 20–116 52–149  
PB NK, %    < 0.001
 Median 14.1 5.4  
 Range 4.2–42.9 2.3–21.7  
BM blasts, %    ns
 Median 53.7 53.1  
 Range 6.6–94.1 16.3–95.1  
BM Lymph, %    ns
 Median 11.3 6.2  
 Range 2.2–49 1.7–49.2  
BM NK, %    < 0.001
 Median 19.65 7.6  
 Range 12.5–43.6 2–11.9  
BM T, %    < 0.001
 Median 66.5 77.7  
 Range 45.6–80.4 46–86.2  
Cytogenetics, no. (%)
 t(15;17)/PML-RARA 0 0  
 t(8;21)/AML1-ETO 1 4  
 inv.(16;16)/CBFb-MYH11 2 1  
 CN-AMLb 23 22  
 Unfavorablec 8 8  
Mutations, no. (%)
 FLT3 mutations 15 5  
 RAS mutations 6 6  
  1. ALT Alanine aminotransferase, AST Aspartate aminotransferase, WBC White blood cell, RBC Red blood cell, HB Hemoglobin, BM Bone marrow, ns Not significance
  2. P values were calculated by means of nonparametric Wilcoxon rank-sum test for continuous variables and x-square test for categorical variables
  3. aHepatic abnormality as defined by ALT 2.53 normal value or AST 2.53 normal value, while renal abnormality as defined by creatinine 2.53 normal value
  4. bCN-AML: cases having no cytogenetically identifiable abnormalities
  5. cUnfavorable: inv. (3)/t (3;3), t (9;22), 11q23 abnormalities, 25, 27, del (5q),del (7p), and complex karyotype