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Observational Study
Copyright: ©Author(s) 2026.
World J Psychiatry. Sep 19, 2026; 16(9): 119050
Published online Sep 19, 2026. doi: 10.5498/wjp.119050
Table 5 Correlation matrix between sleep quality and psychological measures at the 12-month follow-up visit

PSQI
HADS-A
HADS-D
IES-R
Intrusion
Avoidance
Hyperarousal
PSQI1.00
HADS-A0.62a1.00
HADS-D0.58a0.68a1.00
IES-R total0.67a0.72a0.64a1.00
Intrusion0.64a0.68a0.56a0.92a1.00
Avoidance0.52a0.58a0.54a0.86a0.72a1.00
Hyperarousal0.71a0.74a0.62a0.88a0.78a0.68a1.00
Pain NRS0.48a0.42a0.38a0.44a0.42a0.36a0.46a


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