Which of the following is false about somatization syndrome

Somatization disorder: (somatic symptom disorder DSM-5*) A history of at least 2 years c/o multiple and variable physical symptoms that cannot be explained by any detectable physical disorders. . Preoccupation leads to distress and seek repeated consultations & investigations persistent self-medication or multiple consultations must be present. Refusal to accept medical advice and reassurances. 4 pain symptoms +2 gastrointestinal symptoms +1 sexual symptom+ 1 pseudoneurological symptom(DSMIV-TR) 6 symptoms from >2 groups GIT/CVS/ Genito-urinary system/ Skin/pain symptoms .(ICD-10) Reference: (Kaplan & Sadock's Synopsis of Psychiatry 10th Edition) chap-17.Somatoform Disorders P.636