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Table 3 Correlation analysis between somatization and quality of life of FD patients

From: Developing the Patient Health Questionnaire-8 for a greater impact on the quality of life of patients with functional dyspepsia compared to Somatic Symptom Scale-8

Variable FD
(n = 471)
PDS
(n = 146)
EPS
(n = 97)
Overlap
(n = 228)
PHQ-8     
r 0.309 0.281 0.190 0.360
P < 0.001 0.001 0.063 < 0.001
SSS-8     
R 0.281 0.236 0.197 0.317
P < 0.001 0.004 0.053 < 0.001
  1. FD functional dyspepsia, PDS postprandial distress syndrome, EPS epigastric pain syndrome, PHQ-8 Patient Health Questionnaire-8, SSS-8 Somatic Symptom Scale-8
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