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Table 1 Distribution of demographic factors among study groups

From: Humoral immune response to HTLV-1 basic leucine zipper factor (HBZ) in HTLV-1-infected individuals

Jamaican cohort
Factor ND (n = 73) AC (n = 133) ATL (n = 89) HAM/TSP (n = 49)
Gender (n[%])     
Male 15 [20.5] 22 [16.5] 41 [46.1] 13 [26.5]
Female 58 [79.5] 111 [83.5] 48 [53.9] 36 [73.5]
Race (n[%])     
African-descent 72 [98.6] 132 [99.2] 86 [96.6] 42 [85.7]
Caucasian-descent 0 [0.0] 0 [0.0] 0 [0.0] 1 [2.0]
Other 0 [0.0] 1 [3.0] 0 [0.0] 2 [4.1]
Missing 1 [1.4]   3 [3.4] 4 [8.2]
Age†     
Mean ± s.e.m. 38.5 ± 1.5 42.2 ± 1.2 45.5 ± 1.7 47.4 ± 1.8
Range (18 – 76) (18 – 75) (18 – 80) (14 – 74)
NIH cohort
Factor ND (n = 25) AC (n = 12) HAM/TSP (n = 55)
Gender (n[%])    
Male 19 [76.0] 3 [25.0] 17 [30.9]
Female 11 [24.0] 9 [75.0] 38 [69.1]
Race (n[%])    
African-descent 11 [44.0] 5 [41.7] 36 [65.5]
Caucasian-descent 11 [44.0] 5 [41.7] 14 [25.5]
Other 3 [12.0] 2 [16.6] 5 [9.1]
Age    
Mean ± s.e.m. 45.6 ± 2.4 58.9 ± 3.6 51.75 ± 1.5
Range (24 – 73) (36 – 75) (25 – 75)
  1. †Information on age was missing for 1 HAM/TSP subject from Jamaican cohort.