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Table 1 Baseline characteristics for subjects with marginal (n = 15) or adequate (n = 7) vitamin C status

From: Marginal vitamin C status is associated with reduced fat oxidation during submaximal exercise in young adults

  Marginal vitamin C status Plasma vitamin C <34 μmol/L Adequate vitamin C status Plasma vitamin C ≥34 μmol/L p value1
Vitamin C, μmol/L 18.1 ± 2.5 42.9 ± 3.4 .000
BMI, kg/m2 25.0 ± 1.3 23.3 ± 1.4 .436
Total carnitine, ng/ml 12.0 ± 0.8 6.5 ± 0.9 .000
RER2 0.87 ± 0.02 0.83 ± 0.01 .034
Fat energy*, kcals/kg 1.02 ± 0.12 1.36 ± 0.11 .045
VO2max*, ml/kg/min 37.5 ± 2.5 36.9 ± 2.3 .866
  1. 1Independent t-test.
  2. 2Computed at steady state during 60-minute submaximal walk test.