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Table 4 Fasting biochemical parameters according to APOB-516C/T polymorphism

From: APOB-516 T allele homozygous subjects are unresponsive to dietary changes in a three-month primary intervention study targeted to reduce fat intake

 

C/C + C/T

(n = 156)

T/T

(n = 13)

P valuea

ApoB (g/L)

 Baseline

1.24 ± 0.24

1.22 ± 0.18

0.733

 3 months

1.18 ± 0.24

1.24 ± 0.19

0.115

 P valueb

<0.001

0.695

 

Total cholesterol (mmol/L)c, d

   

 Baseline

6.52 ± 0.97

6.49 ± 0.79

0.514

 3 months

6.09 ± 0.96

6.61 ± 0.51

0.021

 P valueb

<0.001

0.529

 

HDL cholesterol (mmol/L)c, e

 Baseline

1.53 ± 0.45

1.57 ± 0.36

0.679

 3 months

1.52 ± 0.46

1.60 ± 0.37

0.673

 P valueb

0.394

0.441

 

LDL cholesterol (mmol/L)c, f

 Baseline

4.24 ± 0.92

4.24 ± 0.83

0.738

 3 months

3.88 ± 0.78

4.24 ± 0.47

0.154

 P valueb

<0.001

0.807

 

Triglycerides (mmol/L)c, e

 Baseline

1.55 ± 0.79

1.25 ± 0.73

0.037

 3 months

1.38 ± 0.81

1.24 ± 0.66

0.144

 P valueb

0.077

0.721

 

Glucose (mmol/L)d, e, g, h, i

 Baseline

5.24 ± 0.65

5.15 ± 0.60

0.782

 3 monthsj

5.03 ± 0.59

5.38 ± 0.59

0.023

 P valueb

0.001

0.203

 

Insulin (μU/mL)e

 Baseline

10.39 ± 6.65

12.21 ± 7.98

0.277

 3 months

8.45 ± 5.12

9.97 ± 5.81

0.994

 P valueb

<0.001

0.279

 

HOMA scoree

 Baseline

2.47 ± 1.82

2.82 ± 1.99

0.397

 3 months

1.92 ± 1.25

2.42 ± 1.42

0.550

 P valueb

<0.001

0.345

 

Framingham scoree, f, i

 Baseline

5.93 ± 3.18

5.92 ± 3.12

0.851

 3 months

4.97 ± 3.27

5.69 ± 3.15

0.886

 P valueb

<0.001

0.444

 

BMI (kg/m2)

 Baseline

28.7 ± 4.98

28.8 ± 5.47

0.946

 3 months

27.3 ± 4.61

27.8 ± 5.07

0.341

 P valueb

<0.001

0.003

 

Glucose (mmol/L)d, e, g, h, i

 Men

(n = 63)

(n = 6)

 

 Baseline

5.38 ± 0.66

5.25 ± 0.65

0.553

 3 monthsj

5.15 ± 0.60

5.59 ± 0.54

0.002

 P valueb

0.003

0.068

 

 Women

(n = 93)

(n = 7)

 

 Baseline

5.14 ± 0.62

5.07 ± 0.59

0.237

 3 monthsj

4.95 ± 0.56

5.19 ± 0.60

0.421

 P valueb

0.001

0.917

 
  1. Values are mean ± SD
  2. Values in bold denote significant value for P
  3. aComparison between polymorphisms at baseline (tested with general linear models) and comparison between polymorphisms in their response to diet (tested with repeated measures general models)
  4. bP for comparison between baseline and 3 months (calculated by Student t paired test for C/C + C/T and by Wilcoxon test for T/T)
  5. cAdjusted for apoB
  6. dAdjusted for menopausal status in women
  7. eAdjusted for BMI
  8. fAdjusted for smoking status
  9. gAdjusted for antihypertensive treatment
  10. hAdjusted for alcohol consumption
  11. iAdjusted for professional activity
  12. jSignificant interaction of genotype × gender × time, P = 0.018