Clinical characteristics of patients who have MDS with TP53 mutations
Characteristic . | TP53-mutant MDS (n = 261) . | TP53-wildtype MDS (n = 677) . | P . | ||||||
---|---|---|---|---|---|---|---|---|---|
n . | % . | Median . | Range . | n . | % . | Median . | Range . | ||
Median age, y | 68 | 18-90 | 67 | 22-93 | .770 | ||||
Male sex | 157 | 61 | 444 | 67 | .101 | ||||
Hemoglobin, g/dL | 9.2 | 8.9-9.4 | 12 | 7.9-16.1 | .408 | ||||
WBC, × 109/L | 3.7 | 3.4-4.1 | 4.1 | 3.8-4.3 | .211 | ||||
Platelets, × 109/L | 84 | 73-95 | 130 | 122-139 | <.001 | ||||
ANC, × 109/L | 1.9 | 1.6-2.1 | 2.2 | 2.0-2.4 | .023 | ||||
Median BM blast % | 6 | 0-18 | 3 | 0-19 | <.001 | ||||
WHO MDS diagnosis | <.001 | ||||||||
Single lineage dysplasia | 16 | 6 | 41 | 6 | |||||
Multilineage dysplasia | 52 | 20 | 212 | 31 | |||||
Ring sideroblasts | 22 | 8 | 101 | 15 | |||||
Excess blasts | 150 | 58 | 266 | 39 | |||||
Unrecognized | 15 | 6 | 42 | 6 | |||||
del(5q) | 5 | 2 | 15 | 2 | |||||
Not available | 0 | 0 | 1 | 0 | |||||
IPSS-R risk category | <.001 | ||||||||
Very low | 8 | 3 | 88 | 13 | |||||
Low | 17 | 7 | 217 | 32 | |||||
Intermediate | 18 | 7 | 88 | 24 | |||||
High | 48 | 18 | 124 | 19 | |||||
Very high | 170 | 65 | 78 | 12 | |||||
Not available | 0 | 0 | 8 | ||||||
IPSS-R cytogenetic group | <.001 | ||||||||
Very good | 3 | 1 | 18 | 3 | |||||
Good | 27 | 10 | 423 | 63 | |||||
Intermediate | 6 | 2 | 113 | 17 | |||||
Poor | 7 | 3 | 55 | 8 | |||||
Very poor | 218 | 84 | 60 | 9 | |||||
Complex karyotype | 217 | 83 | 60 | 9 | <.001 | ||||
Therapy related | 138 | 53 | 91 | 13 | <.001 | ||||
Prior chemotherapy | 131 | 50 | 80 | 12 | |||||
Prior radiation | 70 | 27 | 58 | 9 |
Characteristic . | TP53-mutant MDS (n = 261) . | TP53-wildtype MDS (n = 677) . | P . | ||||||
---|---|---|---|---|---|---|---|---|---|
n . | % . | Median . | Range . | n . | % . | Median . | Range . | ||
Median age, y | 68 | 18-90 | 67 | 22-93 | .770 | ||||
Male sex | 157 | 61 | 444 | 67 | .101 | ||||
Hemoglobin, g/dL | 9.2 | 8.9-9.4 | 12 | 7.9-16.1 | .408 | ||||
WBC, × 109/L | 3.7 | 3.4-4.1 | 4.1 | 3.8-4.3 | .211 | ||||
Platelets, × 109/L | 84 | 73-95 | 130 | 122-139 | <.001 | ||||
ANC, × 109/L | 1.9 | 1.6-2.1 | 2.2 | 2.0-2.4 | .023 | ||||
Median BM blast % | 6 | 0-18 | 3 | 0-19 | <.001 | ||||
WHO MDS diagnosis | <.001 | ||||||||
Single lineage dysplasia | 16 | 6 | 41 | 6 | |||||
Multilineage dysplasia | 52 | 20 | 212 | 31 | |||||
Ring sideroblasts | 22 | 8 | 101 | 15 | |||||
Excess blasts | 150 | 58 | 266 | 39 | |||||
Unrecognized | 15 | 6 | 42 | 6 | |||||
del(5q) | 5 | 2 | 15 | 2 | |||||
Not available | 0 | 0 | 1 | 0 | |||||
IPSS-R risk category | <.001 | ||||||||
Very low | 8 | 3 | 88 | 13 | |||||
Low | 17 | 7 | 217 | 32 | |||||
Intermediate | 18 | 7 | 88 | 24 | |||||
High | 48 | 18 | 124 | 19 | |||||
Very high | 170 | 65 | 78 | 12 | |||||
Not available | 0 | 0 | 8 | ||||||
IPSS-R cytogenetic group | <.001 | ||||||||
Very good | 3 | 1 | 18 | 3 | |||||
Good | 27 | 10 | 423 | 63 | |||||
Intermediate | 6 | 2 | 113 | 17 | |||||
Poor | 7 | 3 | 55 | 8 | |||||
Very poor | 218 | 84 | 60 | 9 | |||||
Complex karyotype | 217 | 83 | 60 | 9 | <.001 | ||||
Therapy related | 138 | 53 | 91 | 13 | <.001 | ||||
Prior chemotherapy | 131 | 50 | 80 | 12 | |||||
Prior radiation | 70 | 27 | 58 | 9 |
ANC, absolute neutrophil count; WBC, white blood cell count.