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Table 1 Descriptive data for AA homozygotes and C allele carriers

From: The influence of a CYP1A2 polymorphism on the ergogenic effects of caffeine

  A/A (n = 16) C (n = 19)
Height (cm) 179.1 ± 10.6 178.0 ± 7.1
Weight (kg) 74.3 ± 12.5 73.7 ± 12.2
Age 24.0 ± 6.9 26.1 ± 7.8
VO2max (L·min-1) 4.30 ± 0.45 4.31 ± 0.58
VO2max (ml·kg-1·min-1) 59.04 ± 9.29 59.61 ± 10.31
Caffeine intake (mg per day) 85.71 ± 106.49 86.62 ± 145.40