The Impact of Posttraumatic Stress Disorder on Clinical Presentation and Psychosocial Treatment Response in Youth with Functional Abdominal Pain Disorders: An Exploratory Study.

as the dependent variables revealed that youth with FAPDs and PTSD reported significantly higher rates of anxiety (Z = −2.898, p = 0.004), pain catastrophizing (Z = −3.118, p = 0.002), and somatization (Z = −2.691, p = 0.007) when compared to youth with FAPDs and no PTSD, with functional disability trending towards significance (Z = −1.905, p = 0.057).

also in 515 other papers