Skip to main content

Table 2 Convergent and discriminant validity of JSS-TR in FMS patients (n = 81)

From: Psychometric properties of Turkish version of Jenkins sleep scale in fibromyalgia syndrome

Convergent validity Spearman’s rho Significance (p)
PSQI 0.79 < 0,0005
VAS-pain 0.43 < 0.0005
FSS 0,42 < 0,0005
EQ-5D Index -0,43 < 0,0005
BDI 0,53 < 0,0005
FIQ 0,41 < 0,0005
Discriminant validity
 Disease duration 0.052 0.647
 Age 0.213 0.056
 BMI −0.001 0.994
  1. JSS-TR Turkish version of Jenkins Sleep Scale, FMS Fibromyalgia syndrome, N Number, PSQI Pittsburgh Sleep Quality Index, VAS Visual Analogue Scale, FSS Fatigue Severity Scale, EQ-5D European Quality of Life Scale-5 Dimensions, BDI Beck Depression Inventory, FIQ Fibromyalgia Impact Questionnaire, BMI Body Mass Index