“…More generally, clinical studies conducted on schizophrenic children or adult inpatients and outpatients, showed a high prevalence (52% to 80%) of patients without any pain. [26][27][28][29] In addition, no cases of schizophrenia were reported in large samples of inpatients with chronic pain. 30,31 However, studies reported low prevalence of schizophrenia (1.2% to 2%) 32-34 among psychiatric patients with chronic pain, these results need to be considered with regard to the prevalence of schizophrenia in the general population (0.5% to 1% 2,3 ).…”