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Table 1 The schedule of enrolment, interventions, and assessments

From: Effect of Kami Guibi-tang (KGT) in elderly subjects with insomnia: a study protocol from a single center, randomized, double-blind, placebo-controlled trial

  1. Laboratory test (basic): AST, ALT, glucose, BUN, creatinine, Na, K, Cl, LDH, CPK
  2. Laboratory test (add): Cholesterol, HDL-cholesterol, LDL-cholesterol, triglyceride, homocysteine, T3, free T4, TSH
  3. ECG: electrocardiogram
  4. ISI-K Insomnia Severity Index-Korean, SCD-Q Subjective Cognitive Decline Questionnaire, KDSQ-C Korean Dementia Screening Questionnaire-Cognition, SNSB-D Seoul Neuropsychological Screening Battery-Dementia version, S-GDS = Korean version of Short form Geriatric Depression Scale, PSQI-K Pittsburgh Sleep Quality Index-Korean, SF-36 36-item MOS Short Form Survey