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Table 1 Randomization of four trials

From: Aromatic effects of a Japanese citrus fruit—yuzu (Citrus junos Sieb. ex Tanaka)—on psychoemotional states and autonomic nervous system activity during the menstrual cycle: a single-blind randomized controlled crossover study

  Follicular Late luteal
Subject number Yuzu Water Yuzu Water
S1 2 4 1 3
S2 2 3 1 4
S3 2 1   
S4 2 4 1 3
S5    1 2
S6 4 3 2 1
S7 4 1 2 3
S8     1
S9 3 1 2 4
S10 2 3 1 4
S11 3 2 4 1
S12 3 4 1 2
S13 3 4 1 2
S14 2 1 3 4
S15 2 3 1 4
S16 1 4 3 2
S17 3 1 2 4
S18 1 2 3 4
S19 3 4 2 1
S20 1 4 3 2
S21 1 2 3 4
  1. The numbers (1, 2, 3, and 4) indicate the order of trials each subject participated in