Data: Post-Traumatic Stress Disorder (Sample # 4)

Source: R/datasets.R

A correlation matrix that includes 16 variables. The correlation matrix was estimated from 965 individuals (Fried et al. 2018) .

Format

A correlation matrix with 16 variables

Details

  • Intrusive Thoughts

  • Nightmares

  • Flashbacks

  • Physiological/psychological reactivity

  • Avoidance of thoughts

  • Avoidance of situations

  • Amnesia

  • Disinterest in activities

  • Feeling detached

  • Emotional numbing

  • Foreshortened future

  • Sleep problems

  • Irritability

  • Concentration problems

  • Hypervigilance

  • Startle response

References

Fried EI, Eidhof MB, Palic S, Costantini G, Huisman-van Dijk HM, Bockting CL, Engelhard I, Armour C, Nielsen AB, Karstoft K (2018). “Replicability and generalizability of posttraumatic stress disorder (PTSD) networks: a cross-cultural multisite study of PTSD symptoms in four trauma patient samples.” Clinical Psychological Science, 6(3), 335--351.

Examples

data(ptsd_cor4)
Y <- MASS::mvrnorm(n = 965,
                   mu = rep(0, 16),
                   Sigma = ptsd_cor4,
                   empirical = TRUE)