“…Inpatient psychotherapy is recommended if the patient's condition is very severe, if there is substantial somatic or psychic comorbidity, in prolonged sick leave, if the patients have no motivation for outpatient psychotherapy because of somatic illness concepts or if outpatient psychotherapy does not succeed in alleviating the patient's complaints. Several studies have demonstrated that the patients may derive substantial benefit in terms of improvement in global psychological and physical stress and complaints, subjective health assessment and interpersonal problems [1,2,3,4,5,6,7,8,9,10,11]. Follow-up studies have shown that these improvements are maintained over a period of time (1-year follow-up [1,2,3,4,6,9]; 3- and 3- to 5-year follow-up [7,11]).…”