Incidence, risk factors, and correlation with organ involvement of psychological disorders in patients with Sjögren’s syndrome

Table 4 Correlation between psychological disorder severity and clinical parameters in the psychological disorder group

Variable (X)	Variable (Y)	Pearson r	P value
HAMD score	ESSDAI score	0.678	< 0.001
HAMA score	ESSDAI score	0.542	< 0.001
Number of organs involved	Psychological disorder severity	0.625	< 0.001
Disease duration (years)	Psychological disorder severity	0.589	< 0.001
ESR level (mm/h)	Psychological disorder severity	0.667	0.002
Annual healthcare visits	Psychological disorder severity	0.612	< 0.001

r: Pearson correlation coefficient. All analyses performed in the psychological disorder group (n = 156). HAMD: Hamilton Depression Rating Scale; HAMA: Hamilton Anxiety Rating Scale; ESSDAI: European League Against Rheumatism Sjögren’s Syndrome Disease Activity Index.