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Table 1 Calendar summary

From: Exploring effective core drug patterns in primary insomnia treatment with Chinese herbal medicine: study protocol for a randomized controlled trial

Period Screening Washout Treatment Follow-up
Week(W) -1 W 0 W 1 W 2 W 3 W 4 W 4th week after the end of treatment
Inclusion and exclusion criteria ×       
Informed consent ×       
Demography ×       
Past Medical history & treatment history ×       
Spiegel Scale × ×      
Self-rating Anxiety Scale × ×     ×  
Beck Depression Inventory × ×     ×  
http://Pittsburgh Sleep Quality Index × × × × × × ×
CM syndromes and signs × × × × × × ×
Sleep diary × × × × × ×  
Prescription (include every herb and dose)    × × × ×  
Vital signs × × × × × ×  
Adver event   × × × × ×