Table 1

Baseline patient characteristics

All patients (N = 35)
Median age (range), y 69 (44-84) 
Male:female 26 (74%):9 (26%) 
Median time from initial diagnosis (mo) 31.8 
Prior therapy for MF 30 (86%) 
Medical therapy 30 (86%) 
Radiotherapy 3 (9%) 
Median number of prior therapies (range) 1 (0-6) 
ECOG performance status  
 0 10 (29%) 
 1 21 (60%) 
 2 2 (6%) 
 Missing 2 (6%) 
MF diagnosis  
 Primary MF 22 (63%) 
 PPV-MF 6 (17%) 
 PET-MF 6 (17%) 
 Other (ineligible, not MF)* 1 (3%) 
Baseline DIPSS risk category  
 High 7 (20%) 
 Intermediate-1 12 (34%) 
 Intermediate-2 13 (37%) 
 Indeterminate 3 (9%) 
Baseline Lille score  
 High risk 10 (29%) 
 Intermediate risk 12 (34%) 
 Low risk 13 (37%) 
JAK2 mutation positive 28 (80%) 
Hematologic parameters  
 Hemoglobin (g/L)  
  Median (range) 102 (55-181) 
  Mean (SD) 104 (23) 
  Grade 0-2 31 (89%) 
  Grade 3-4 4 (11%) 
 RBC-transfusion dependent 10 (28.6%) 
 Platelets (×103/μL)  
  Median (range) 121 (15-859) 
  Mean (SD) 186 (184) 
  Grade 0-2 28 (80%) 
  Grade 3-4 7 (20%) 
  Patients with baseline platelets  
   <150 000/μL 19 (54%) 
   <100 000/μL 15 (43%) 
   < 50 000/μL 7 (20%) 
Leukocytes (×103/μL)  
  Median (range) 11.7 (1.1-89.6) 
  Mean (SD) 17.9 (19.0) 
Leukopenia  
  Grade 0 32 (91%) 
  Grade 3 3 (9%) 
Median spleen volume by MRI (range), mL 2300 (404-7818) 
Median spleen size by physical examination below left costal margin (range), cm 13 (5-30) 
Median symptom score (range) 18 (0-44) 
Median score for individual symptoms (range)  
 Abdominal pain 2 (0-10) 
 Bone pain 0 (0-8) 
 Early satiety 5 (0-10) 
 Fatigue (worst) 5 (0-10) 
 Inactivity 3 (0-10) 
 Night sweats 1 (0-10) 
 Pruritus 1 (0-9) 
All patients (N = 35)
Median age (range), y 69 (44-84) 
Male:female 26 (74%):9 (26%) 
Median time from initial diagnosis (mo) 31.8 
Prior therapy for MF 30 (86%) 
Medical therapy 30 (86%) 
Radiotherapy 3 (9%) 
Median number of prior therapies (range) 1 (0-6) 
ECOG performance status  
 0 10 (29%) 
 1 21 (60%) 
 2 2 (6%) 
 Missing 2 (6%) 
MF diagnosis  
 Primary MF 22 (63%) 
 PPV-MF 6 (17%) 
 PET-MF 6 (17%) 
 Other (ineligible, not MF)* 1 (3%) 
Baseline DIPSS risk category  
 High 7 (20%) 
 Intermediate-1 12 (34%) 
 Intermediate-2 13 (37%) 
 Indeterminate 3 (9%) 
Baseline Lille score  
 High risk 10 (29%) 
 Intermediate risk 12 (34%) 
 Low risk 13 (37%) 
JAK2 mutation positive 28 (80%) 
Hematologic parameters  
 Hemoglobin (g/L)  
  Median (range) 102 (55-181) 
  Mean (SD) 104 (23) 
  Grade 0-2 31 (89%) 
  Grade 3-4 4 (11%) 
 RBC-transfusion dependent 10 (28.6%) 
 Platelets (×103/μL)  
  Median (range) 121 (15-859) 
  Mean (SD) 186 (184) 
  Grade 0-2 28 (80%) 
  Grade 3-4 7 (20%) 
  Patients with baseline platelets  
   <150 000/μL 19 (54%) 
   <100 000/μL 15 (43%) 
   < 50 000/μL 7 (20%) 
Leukocytes (×103/μL)  
  Median (range) 11.7 (1.1-89.6) 
  Mean (SD) 17.9 (19.0) 
Leukopenia  
  Grade 0 32 (91%) 
  Grade 3 3 (9%) 
Median spleen volume by MRI (range), mL 2300 (404-7818) 
Median spleen size by physical examination below left costal margin (range), cm 13 (5-30) 
Median symptom score (range) 18 (0-44) 
Median score for individual symptoms (range)  
 Abdominal pain 2 (0-10) 
 Bone pain 0 (0-8) 
 Early satiety 5 (0-10) 
 Fatigue (worst) 5 (0-10) 
 Inactivity 3 (0-10) 
 Night sweats 1 (0-10) 
 Pruritus 1 (0-9) 

Data are expressed as n (%), unless otherwise indicated. Source: supplemental Tables 2, 3, 5.2, 5.5, 14, and 18.

DIPSS, Dynamic International Prognostic Scoring System.

*

Patient was enrolled due to a diagnostic error (not MF).

DIPSS could not be calculated for 3 patients due to lack of baseline data.

Close Modal

or Create an Account

Close Modal
Close Modal