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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.