Daytime Sleepiness in Patients Diagnosed with Sarcoidosis Compared with the General Population

Table 4

Correlations between the ESS and other scales.

Scale	r
PSQI
Sleep problems	0.23
FAS
Fatigue	0.44
HADS
Anxiety	0.23
Depression	0.28
SF-8
Physical functioning	−0.28
Role-physical	−0.32
Bodily pain	−0.25
General health	−0.25
Vitality	−0.27
Social functioning	−0.30
Role-emotional	−0.32
Mental health	−0.26
Physical component score	−0.29
Mental component score	−0.28