Table 6 Mean insomnia severity index score (ISI).

From: Comparative cohort study of pregabalin nortriptyline and pregabalin duloxetine in the management of diabetic peripheral neuropathic pain

Drugs

PG-NT

Mean (S.D)

PG-DLX

Mean (S.D)

Visit 1

7.866 ± 3.181

9.7 ± 3.99

After 9 weeks

6.413 ± 2.146

6.833 ± 3.301

  1. ISI Insomnia Severity Index, PG-NT Pregabalin–Nortriptyline, PG-DLX Pregabalin–Duloxetine, S.D Standard Deviation. ISI score interpretation – 0–7: no insomnia, 8–14: subthreshold, 15–21: moderate, 22–28: severe.
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