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Table 4 Responses to a submaximal exercise workload (15 W)

From: Substrate utilization during submaximal exercise in children with a severely obese parent

Variable LP OP P Value
VO2, ml/kg/min 14.5 ± 0.7 13.2 ± 1.2 0.19
VO2, L/min 0.55 ± 0.02 0.62 ± 0.05 0.35
% peak VO2, ml/kg/min 37.4 ± 2.4 38.0 ± 2.7 0.83
% peak VO2, L/min 37.5 ± 2.4 38.1 ± 2.7 0.89
Heart Rate (beats/min) 113.3 ± 4.3 109.1 ± 3.7 0.62
RER 0.83 ± 0.02 0.87 ± 0.01* <0.05
  1. LP, children with lean/non-obese parents; OP, children with a severely obese parent (n = 13 per group). Mean ± SE.
  2. *P ≤ 0.05 for a difference between the groups.