Table 1 Association between fiber intake and type 2 diabetes and related traits in MDCS
| Â | Â | Quintiles of fiber intake | Â | Â | ||||
|---|---|---|---|---|---|---|---|---|
| Â | Total | Q1 | Q2 | Q3 | Q4 | Q5 | Î’eta (SE) or HR (CI) | P valuea |
N | 26,905 | 5381 | 5381 | 5381 | 5381 | 5381 | Â | Â |
Sex (% males) | 10,429 (39Â %) | 3039 (57Â %) | 2426 (45Â %) | 2062 (38Â %) | 1635 (30Â %) | 1267 (24Â %) | Â | Â |
Age (years) | 58.0 ± 7.6 | 57.4 ± 7.5 | 57.7 ± 7.7 | 58.2 ± 7.7 | 58.3 ± 7.7 | 58.3 ± 7.5 |  |  |
Incident type 2 diabetes | 3132 (10.6 %) | 666 (11.3 %) | 650 (11.0 %) | 670 (11.4 %) | 564 (9.56 %) | 582 (10.9 %) | 0.98 (0.96–1.01) | 0.17 |
BMI (kg/m2) | 25.6 ± 3.9 | 25.5 ± 3.9 | 25.6 ± 3.8 | 25.8 ± 3.9 | 25.7 ± 3.9 | 25.5 ± 4.0 | 0.02 (0.02) | 0.22 |
FPG (mmol/L)b | 5.64 ± 0.82 | 5.81 ± 1.04 | 5.68 ± 0.78 | 5.63 ± 0.79 | 5.58 ± 0.73 | 5.54 ± 0.72 | −0.03 (0.008) | 0.0001 |
FPI (pmol/L)b | 46.5 ± 46.2 | 50.7 ± 43.5 | 46.2 ± 33.6 | 47.5 ± 50.5 | 45.1 ± 59.3 | 43.9 ± 38.9 | −0.95 (0.48) | 6 × 10−07 |
HOMA-IRb | 1.60 ± 1.22 | 1.75 ± 1.32 | 1.64 ± 1.06 | 1.65 ± 1.62 | 1.53 ± 1.04 | 1.48 ± 1.00 | −0.06 (0.01) | 6 × 10−09 |
HbA1C (%)b | 4.81 ± 0.49 | 4.89 ± 0.58 | 4.82 ± 0.45 | 4.82 ± 0.53 | 4.80 ± 0.43 | 4.76 ± 0.47 | −0.02 (0.005) | 0.00002 |
HbA1C (mmol/mol)b | 39.7 ± 5.00 | 40.5 ± 5.88 | 39.8 ± 4.56 | 39.8 ± 5.36 | 39.5 ± 4.38 | 39.2 ± 4.75 | −0.22 (0.05) | 0.00002 |
Fiber (g/1000 Kcal) | 9.03 ± 2.72 | 5.77 ± 0.81 | 7.47 ± 0.36 | 8.69 ± 0.36 | 10.09 ± 0.48 | 13.13 ± 2.19 |  |  |