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. Author manuscript; available in PMC: 2021 May 7.
Published in final edited form as: PM R. 2017 Oct 27;10(5):455–461. doi: 10.1016/j.pmrj.2017.10.007

Table 3.

Sleep and anxiety related variables for patients with hip pain and controls.

Hip Pain Healthy Controls
Variable Mean StDev Mean StDev Statistical Value P-value
Hours of sleep (hours) 6.0 1.31 6.9 .90 −3.475 .001*
ISI (0–28) 11.9 6.02 3.6 3.96 −6.55 <.001*
PASS (0–100) 30.88 19.89 12.8 11.78 −5.26 <.001*
*

Denotes a significant difference of P < .05

ISI= Insomnia Severity Index Pain Anxiety Symptoms Scale

PASS= Pain Anxiety Symptoms Scale