Skip to main content

Table 1 Demographic and clinical patient characteristics (N = 85).

From: Association of CD69 Up-Regulation on CD4+ CLA+ T cells versus patch test, strip patch test and clinical history in nickel sensitization

Characteristica Value
Age (years), median (min-max, Q1, Q3) 53 (18-75, 44, 60)
Sex, n (%)  
female 60 (70.6)
male 25 (29.4)
Fitzpatrick skin phototype, n (%)  
I 1 (1.2)
II 64 (75.2)
III 19 (22.4)
IV 1 (1.2)
V, VI 0 (0)
CD69 up-regulation by Ni stimulation  
AI*, median (min-max, Q1, Q3) 2.5 (0.3-61.0, 1.5, 5.7)
Positive skin reaction to Ni, n (%)  
in PT on D3 21 (24.7)
in SPT on D3 37 (43.5)
Positive clinical history to Ni, n (%) 31 (36.5)
  1. Q1 = 25th percentile; Q3 = 75th percentile; Ni = nickel sulfate; D3 = second reading at 72 h; * = AI is defined as the maximum AI across the three nickel sulfate concentrations (10-5 M, 10-6 M, 10-7 M).