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Table 2 Demographic and health history characteristics of patients in retrieved medical charts

From: Patterns of hydroxyurea use and clinical outcomes among patients with polycythemia vera in real-world clinical practice: a chart review

  Total patient sample (N = 1309)
Years of age  
 Mean ± SD 62.5 ± 12.2
Sex, n (%)  
 Male 816 (62.3)
 Female 493 (37.7)
BMI  
 Mean ± SD 25.9 ± 4.6
Deceased, n (%)  
 No 1291 (98.6)
 Yes 18 (1.4)
Race/ethnicity, n (%)  
 Non-Hispanic white 864 (66.0)
 Non-Hispanic black 171 (13.1)
 Hispanic 161 (12.3)
 Multiracial/other 82 (6.3)
 Unknown race/ethnicity 31 (2.4)
Employment status, n (%)  
 Employed 496 (37.9)
 Retired/unemployed 629 (48.1)
 On disability 59 (4.5)
 Unknown 125 (9.6)
Insurance status, n (%)  
 Private insurance 562 (42.9)
 Medicare 500 (38.2)
 Medicaid 126 (9.6)
 VA 36 (2.8)
 State health exchange 33 (2.5)
 Uninsured 27 (2.1)
 TRICARE 16 (1.2)
 Unknown 106 (8.1)
Charlson comorbidity index  
 Mean ± SD 0.6 ± 0.8
Number of treated comorbidities  
 Mean ± SD 1.6 ± 1.2
  1. BMI body mass index, VA veterans affairs