Keyphrases
Non-invasive Treatment
100%
Schumann Resonance
100%
Double-blinded Study
100%
Subjective Sleep
50%
Sleep Devices
50%
Insomnia
37%
Sleep Satisfaction
37%
Objective Sleep
25%
Placebo
25%
Pittsburgh Sleep Quality Index
25%
Insomnia Symptoms
25%
Adverse Effects
12%
Electromagnetic Field
12%
Human Brain
12%
Possible Mechanisms
12%
Resonance Effect
12%
Quality of Life
12%
Short Form 36 (SF-36)
12%
Chi-square Test
12%
Tracking Time
12%
Polysomnography
12%
Subjective Test
12%
Health Effects
12%
Mann-Whitney U Test
12%
Wilcoxon Test
12%
Extremely Low-frequency Electromagnetic Fields (ELF-EMFs)
12%
Daytime Sleep
12%
Human Sleep
12%
Sleep Efficiency
12%
Total Sleep Time
12%
Objective Sleep Measurements
12%
Sleep Assessment
12%
Visual Analogy
12%
Epworth Sleepiness Scale
12%
Daytime Sleepiness
12%
Sleep Latency
12%
Objective Test
12%
Randomized Design
12%
Sleep Quality
12%
Sleep Improvement
12%
Sleep Diary
12%
Sleep Questionnaires
12%
Medicine and Dentistry
Non Invasive Procedure
100%
Sleep Quality
100%
Rank Sum Test
66%
Electromagnetic Field
66%
Placebo
66%
Short Form 36
66%
Side Effect
33%
Adverse Event
33%
Quality of Life
33%
Polysomnography
33%
Chi Square Test
33%
Sleep Time
33%
Daytime Somnolence
33%
Sleep Onset Latency
33%
Epworth Sleepiness Scale
33%
Nursing and Health Professions
Sleep Quality
100%
Non Invasive Procedure
100%
Short Form 36
66%
Rank Sum Test
66%
Placebo
66%
Quality of Life
33%
Sleep Time
33%
Adverse Event
33%
Chi Square Test
33%
Polysomnography
33%
Epworth Sleepiness Scale
33%
Side Effect
33%
Daytime Somnolence
33%
Latent Period
33%
Pharmacology, Toxicology and Pharmaceutical Science
Placebo
100%
Electromagnetic Field
100%
Side Effect
50%
Health Survey
50%
Adverse Event
50%
Daytime Somnolence
50%
Somnolence
50%
Extremely Low Frequency
50%
Neuroscience
Sleep Quality
100%
Placebo
66%
Electromagnetism
66%
Sleep Time
33%
Polysomnography
33%
Adverse Effect
33%
Somnolence
33%
Daytime Somnolence
33%