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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