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Table 3 Pearson’s correlations between IL-8 production after stimulation with IL-1β and demographic and deployment characteristics

From: IL-1β reactivity and the development of severe fatigue after military deployment: a longitudinal study

  IL-8 at T0 IL-8 at T1 IL-8 at T2
Age −0.132a −0.045 −0.208b
Gender 0.078 −0.064 0.021
Previous deployments (n) −0.035 −0.016 −0.036
Rank −0.167b −0.002 −0.160c
Educational level −0.123c 0.021 −0.080
Medication use (y/n) 0.001 0.026 0.001
Deployment stressors (n)   0.149c 0.063
Injury during deployment (y/n)   −0.065 0.032
  1. IL-8 production after stimulation with 30 ng/mL IL-1β was assessed before deployment (T0) and 1 month (T1) and 6 months (T2) after return from deployment.
  2. a P < 0.05.
  3. b P < 0.001.
  4. c P < 0.01.