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Table 1 Patients characteristics

From: Can pegylated interferon improve the outcome of polycythemia vera patients?

  peg-INF group HU group p value
Sex, n (%)
 Male 19 (63) 23 (66) 0.841
 Female 11 (37) 12 (34)  
Age at diagnosis (years)
 Median (range) 49 (18–64) 53 (29–65) 0.180
Age at treatment start
 Median (range) 54 (32–65) 55 (36–65) 0.645
Time from diagnosis to study entry (months)
 Median (range) 11 (0–179) 18 (0–169) 0.631
Palpable spleen
N (%) 16 (55) 14 (42) 0.316
Cardiovascular risk factors
N (%) 16 (53) 20 (57) 0.758
Previous thrombosis
N (%) 5 (17) 9 (26) 0.376