This project will examine changes in metabolism and depressive symptoms after receiving CBT-I in 30 subjects with insomnia disorder and MDD.
Study Type
INTERVENTIONAL
Allocation
RANDOMIZED
Purpose
OTHER
Masking
NONE
Enrollment
10
Subjects receive 6-8 CBT-I sessions in an individual format.
The University of Pennsylvania
Philadelphia, Pennsylvania, United States
Metabolomic Assays
Blood samples will be collected at enrollment . We will use NMR Spectroscopy to examine serum metabolite changes in patients with insomnia before and after CBT-I, in comparison with therapy control.
Time frame: Baseline (week 0)
Metabolomic Assays
Blood samples will be collected 2 weeks following the completion of CBT-I to examine metabolic markers of response to CBT-I. We will use NMR Spectroscopy to examine serum metabolite changes in patients with insomnia before and after CBT-I, in comparison with therapy control.
Time frame: 2 weeks post-treatment (week 10 on average)
Insomnia Severity Index
A 7-item (0-4 Likert scale) measure with a total score of 28. The norms for the scale are: 0-7 represents no clinically significant insomnia; 8-14 represents sub-threshold insomnia; 15-21 represents clinical insomnia (moderate severity); 21-28 represents clinical insomnia (severe). The Insomnia Severity Index, the primary outcome of Aim 1, demonstrates good internal consistency (alpha=.74) and is routinely used as the primary outcome measure in insomnia RCTs.
Time frame: Baseline (week 0)
Insomnia Severity Index
A 7-item (0-4 Likert scale) measure with a total score of 28. The norms for the scale are: 0-7 represents no clinically significant insomnia; 8-14 represents sub-threshold insomnia; 15-21 represents clinical insomnia (moderate severity); 21-28 represents clinical insomnia (severe). The Insomnia Severity Index, the primary outcome of Aim 1, demonstrates good internal consistency (alpha=.74) and is routinely used as the primary outcome measure in insomnia RCTs.
Time frame: 2 weeks post-treatment (week 10 on average)
Insomnia Severity Index
A 7-item (0-4 Likert scale) measure with a total score of 28. The norms for the scale are: 0-7 represents no clinically significant insomnia; 8-14 represents sub-threshold insomnia; 15-21 represents clinical insomnia (moderate severity); 21-28 represents clinical insomnia (severe). The Insomnia Severity Index, the primary outcome of Aim 1, demonstrates good internal consistency (alpha=.74) and is routinely used as the primary outcome measure in insomnia RCTs.
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Time frame: 3 months post-treatment (week 20 on average)