Table 1 Characteristics of the participants

From: New perspectives on ‘Breathomics’: metabolomic profiling of non-volatile organic compounds in exhaled breath using DI-FT-ICR-MS

Characteristic

Overall n = 101

Age (years)

20-40

Female

50

  Intake of hormonal contraceptives

16

Male

51

Allergies and intolerances

15

Dietary habits

  Meat-eater/Flexitarian

68

  Vegetarian

28

  Vegan

5

  Intake of dietary supplements

45

Physical activity level

  Regularlya

56

  Occasionallyb

34

  No sportsc

11

Stimulants

  Coffee

92

  Smoking

10

  Alcohol

    Regularlya

53

    Occasionallyb

28

    No alcoholc

20

  1. a>once a week.
  2. b>once a month.
  3. cNo event during the last 6 months.
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