Table 2—

Pearson’s partial correlation coefficients (adjusted for age) between energy-adjusted dietary fiber intake and demographic and clinical characteristics in 248 male and 304 female nondiabetic relatives of subjects with type 2 diabetes

Men (n = 248)
Women (n = 304)
Total fiberWater-insoluble fiberWater-soluble fiberTotal fiberWater-insoluble fiberWater-soluble fiber
Length of education0.04 (0.52)0.03 (0.62)0.03 (0.61)0.11 (0.056)0.10 (0.096)0.16 (0.005)
Physical activity0.10 (0.12)0.09 (0.15)0.13 (0.043)0.06 (0.31)0.04 (0.44)0.05 (0.41)
BMI−0.15 (0.019)−0.14 (0.033)−0.14 (0.033)−0.14 (0.012)−0.15 (0.009)−0.11 (0.058)
Waist-to-hip ratio−0.18 (0.004)−0.15 (0.017)−0.21 (0.001)−0.06 (0.30)−0.05 (0.36)−0.06 (0.30)
Systolic blood pressure−0.05 (0.47)−0.06 (0.38)−0.07 (0.26)−0.08 (0.18)−0.07 (0.23)−0.03 (0.55)
Diastolic blood pressure−0.06 (0.32)−0.06 (0.33)−0.08 (0.21)−0.08 (0.19)−0.08 (0.14)−0.02 (0.70)
Serum triglycerides−0.10 (0.11)*−0.10 (0.10)*−0.07 (0.31)*−0.16 (0.005)−0.15 (0.009)−0.16 (0.006)
Serum total cholesterol−0.01 (0.93)*0.01 (0.91)*0.01 (0.83)*−0.06 (0.29)−0.04 (0.52)−0.10 (0.075)
Serum LDL cholesterol0.01 (0.94)0.02 (0.80)0.02 (0.76)−0.06 (0.33)§−0.04 (0.52)§−0.10 (0.078)§
Serum HDL cholesterol0.09 (0.18)0.09 (0.14)0.05 (0.41)0.09 (0.13)0.09 (0.12)0.08 (0.15)
Fasting serum NEFAs−0.03 (0.70)−0.04 (0.54)−0.06 (0.37)−0.12 (0.050)#−0.10 (0.10)#−0.07 (0.24)#
2-h serum NEFAs−0.10 (0.11)−0.11 (0.086)−0.09 (0.19)−0.18 (0.002)#−0.18 (0.003)#−0.13 (0.028)#
Fasting plasma glucose−0.13 (0.037)−0.13 (0.034)−0.10 (0.10)0.02 (0.70)0.03 (0.63)0.03 (0.62)
2-h plasma glucose0.01 (0.84)0.004 (0.95)0.02 (0.75)0.01 (0.93)0.003 (0.96)−0.005 (0.93)
Fasting serum insulin−0.22 (0.0004)−0.21 (0.001)−0.20 (0.001)−0.18 (0.002)−0.17 (0.003)−0.15 (0.009)
HOMA isulin resistance index−0.24 (0.0002)−0.22 (0.0004)−0.21 (0.001)−0.16 (0.006)−0.15 (0.010)−0.13 (0.025)
Insulin secretion during OGTT (Ins30 − Ins0) / (Glu30 − Glu0)−0.09 (0.19)**−0.08 (0.21)**−0.06 (0.33)**−0.05 (0.36)††−0.05 (0.38)††−0.07 (0.23)††
  • Data are r (P);

  • *

    * n = 246;

  • n = 302;

  • n = 244;

  • §

    § n = 301;

  • n = 245;

  • n = 238;

  • #

    # n = 286;

  • **

    ** n = 243;

  • ††

    †† n = 297; OGTT, oral glucose tolerance test.