Clinical characteristics and relating factors of somatization symptoms of outpatients with psychological disorders: A cross-sectional observational study

Abstract

Background:Cardiovascular disease patients associated with psychological disorders are very common clinically.It has been demonstrated in previous study that a higher prevalence of psychiatric disorders in the patients with CVD than the general population.Anxiety and depression are found to be the most common types of psychiatric disorders in the patients with CVD.Objective:Exploring the clinical characteristics and relating factors of somatization symptoms of the outpatients with psychological disorders. Methods:From August 2017 to July 2018,we used the General Anxiety Disorder-7, Patient Health Questionnaire, Patient Health Questionnaire-15 and self-made general demographic data questionnaire to investigate the outpatients suspected with psychiatric disorders in cardiology department in a general hospital,who were screened with the"three questions"method.Results:Among the 508 effective patients, the total detection rate of anxiety/depression was 81.1%(412/508),and the detection rate of somatization symptoms was 93.1%(473/508).The positive number of PHQ-15 symptom items was 8.54±2.67,and the detection rate of anxiety/depression was 78.7% in 473 patients with somatization symptoms.Among the patients with mild,moderate and severe somatization symptoms,there were significant differences in the proportion of women, the average number of the patient visits and hospitalizations in the past year(P=0.0341, 0.023),and also in GAD-7 and PHQ-9 scale scores(P=0.0282, 0.0011).Linear correlation analysis showed PHQ-15 score was significantly correlated with GAD-7(r=0.4787, P<0.001) and PHQ-9 score(r=0.5141, P<0.001).Stepwise logistic regression analysis showed that the PHQ-9,GAD-7 scores and female were positive factors on somatizations.Conclusion:The incidence of somatization symptoms is high in patients with psychological disorders in the outpatients of cardiology department.

The Effects of Depression and Sleep Quality on Somatic Symptoms in Middle-Aged Women with Cardiovascular Risk Factors

“…The sample size required for multiple regression analysis was calculated using G*power software version 3.1 (Düsseldorf, Germany), with a medium effect size (f2) =0.15, power (1-β) =0.80, significance level =0.05, and number of independent variables =8 ( 20 ). The minimum required sample size was 109 persons.…”