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Table 1 Sample demographic and clinical characteristics (N = 61)

From: Using the Influenza Patient-reported Outcome (FLU-PRO) diary to evaluate symptoms of influenza viral infection in a healthy human challenge model

  FLU-PRO Symptomatic (N = 61)
Demographic  
 Age at inoculation/enrollment, Mean (SD) 28.7 (6.5)
  Median (Min-Max) 27.0 (18–47)
 Gender, n (%)  
  Male 28 (45.9%)
 Race, n (%)  
  Asian 4 (6.6%)
  Black 24 (39.3%)
  White 33 (54.1%)
 Ethnicity, n (%)  
  Hispanic or Latino 7 (11.5%)
  Not Hispanic or Latino 54 (88.5%)
Clinical  
 HAI Titer, n (%) Low < 1:40 39 (63.9%)
 NAI Titer, n (%) Low < 1:40 10 (16.4%)
 HAI-NAI Correspondence  
  high HAI-high NAI, n (%) 22 (36.1%)
  high HAI-low NAI, n (%) 0 (0%)
  low HAI-high NAI, n (%) 29 (47.5%)
  low HAI-low NAI, n (%) 10 (16.4%)
 Viral shedding, n (%) Yes 37 (60.7%)
 Number of days with symptoms, Mean (SD) 5.7 (6.8)
  Median (Min-Max) 5.0 (0–50)
 Number of days with shedding, Mean (SD) 2.0 (2.4)
  Median (Min-Max) 1.0 (0–8)