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Table 1 Baseline Characteristics of the Randomization Groups

From: Preliminary examination of the efficacy and safety of a standardized chamomile extract for chronic primary insomnia: A randomized placebo-controlled pilot study

Characteristics Chamomile N = 17 Placebo N = 17
Sex, No. (%)   
   Men 5 (29) 4 (23)
   Women 12 (71) 13 (77)
Race, No. (%)   
   White 14 (82) 12 (71)
Age, mean (SD), years 42.2 (13.5) 40.8 (15.3)