Table 1

Baseline characteristics of the subjects with impaired glucose tolerance (IGT) divided into the slow and fast fibre type sub-groups.

Characteristics
IGTslow
IGTfast

n = (Female/Male)
10 (4/6)
12 (2/10)



Age, yr
58.5 ± 2.0
54.1 ± 2.0
BMI (kg/m2)
29.9 ± 0.7
29.9 ± 0.7
Weight, kg
86.9 ± 2.8
92.0 ± 2.2



Myosin heavy chain profile


MHC I, %
46.4 ± 2.9
30.6 ± 1.0***
MHC IIa, %
36.9 ± 3.5
47.2 ± 2.0**
MHC IIx, %
16.7 ± 3.3
22.2 ± 2.1
Blood chemistry


Fp-glucose, mmol/l
6.0 ± 0.2
6.0 ± 0.1
2h-glucose, mmol/l
7.8 ± 0.3
7.5 ± 0.5
Fs-insulin, μU/ml
12.9 ± 1.0a
19.5 ± 2.7* b
2 h-insulin, μU/ml
72 ± 13a
117 ± 35b
HbA1c, %
5.7 ± 0.1
5.7 ± 0.1
HOMA-IR
3.5 ± 0.3a
5.2 ± 0.7b

Data are given as means ± SE; * P < 0.05; ** P < 0.01, *** P < 0.001 a n = 9, b n = 11, Kruskall-Wallis test for difference between the groups.

Venojärvi et al. BMC Endocrine Disorders 2008 8:3   doi:10.1186/1472-6823-8-3