. Author manuscript; available in PMC: 2013 Aug 1.

Published in final edited form as: Diabetologia. 2012 May 16;55(8):2183–2192. doi: 10.1007/s00125-012-2577-2

Table 1.

Characteristics of the participants in the heritability and linkage studies

Trait	All	Phase 1	Phase 2	p value
Families (n)	140	67	73
Participants (n)	513	227	286
Male sex (%)	41.9	41.4	42.4	0.85
Age (years)	32.7±10.9	29.7±8.7	35.1±11.9	<0.0001
BMI (kg/m²)	28.5±5.9	28.2±5.9	28.8±6.0	0.27
Diabetes (%)	7.7	6.8	8.9	0.36
Fasting insulin (pmol/l)	90.6±59.4	94.8±57.1	87.0±61.2	0.16
Fasting glucose (mmol/l)	5.31±0.46	5.33±0.47	5.30±0.44	0.41
HOMA-IR	3.9±3.4	4.2±3.6	3.6±3.3	0.03
HOMA-%B	184.6±134.2	212.1±150.4	160.8±113.4	<0.0001
M value (μmol m⁻² min⁻¹)	1,308.8±575.0	1,306.6±593.9	1,310.5±561.2	0.94
SSPI (pmol/l)	832.2±197.4	814.8±201.6	830.2±193.8	0.41

Unless otherwise stated, values are mean ± SD