TABLE 2

Plasma glucose, insulin, and FFA levels of obese, IGT, and type 2 diabetic subjects during rest and exercise

RestExercise
Repeated-measures ANOVA
160 min170 min180 minExerciseGroup × exercise
Glucose (mmol/l)
 Obese5.2 ± 0.2*5.3 ± 0.35.4 ± 0.35.5 ± 0.3
 IGT5.6 ± 0.4*5.2 ± 0.35.2 ± 0.35.1 ± 0.3P < 0.01  P < 0.001
 Type 2 diabetes6.7 ± 0.46.1 ± 0.36.0 ± 0.55.9 ± 0.5
Insulin (mU/l)
 Obese10.5 ± 0.6*7.7 ± 0.6*8.7 ± 0.8*8.1 ± 0.4*
 IGT9.1 ± 1.7*6.8 ± 1.1*6.9 ± 1.4*6.5 ± 1.5*P < 0.0001NS
 Type 2 diabetes19.0 ± 2.513.3 ± 2.113.1 ± 2.213.3 ± 2.0
FFA (μmol/l)
 Obese727 ± 70728 ± 60836 ± 62861 ± 84
 IGT562 ± 109599 ± 111670 ± 106730 ± 107P < 0.0001NS
 Type 2 diabetes694 ± 65608 ± 107747 ± 138816 ± 148
  • Data are means ± SE, unless otherwise stated.

  • *

    * Significantly different from type 2 diabetes (P < 0.05, Sheffe post hoc test). ANOVA, analysis of variance.