Research Article

High Dietary Diabetes Risk Reduction Score Is Associated with Decreased Risk of Chronic Kidney Disease in Tehranian Adults

Table 2

Dietary intakes of study participants according to the quartiles of dietary diabetes risk reduction score.

Dietary diabetes risk reduction score quartiles for trend
Q1Q2Q3Q4

Dietary diabetes risk reduction score16.51 ± 1.8219.47 ± 2.2821.45 ± 2.2824.33 ± 2.73
DDRRS components
Cereal fiber (g/d)11.21 (6.87–18.34)13.56 (8.32–24.40)18.18 (10.32–30.43)20.47 (12.13–33.03)<0.001
Coffee (cup/week)0.00 (0.00–0.04)0.02 (0.00–0.23)0.03 (0.00–0.30)0.23 (0.01–0.70)<0.001
PUFA/SFA0.55 (0.44–0.74)0.60 (0.46–0.77)0.63 (0.50–0.80)0.63 (0.56–0.86)<0.001
Nuts (serving/week)0.21 ± 0.020.42 ± 0.020.56 ± 0.020.77 ± 0.03<0.001
Red and processed meat (serving/d)0.52 (0.33–0.80)0.41 (0.24–0.66)0.39 (0.24–0.58)0.33 (0.21–0.51)<0.001
Glycemic index65.21 ± 13.2162.53 ± 14.1260.71 ± 15.0357.17 ± 17.310.002
Sugar sweetened beverages (serving/week)0.52 (0.26–1.12)0.26 (0.10–1.12)0.26 (0.06–0.79)0.10 (0.02–0.26)<0.001
Trans fatty acids (% energy)0.19 (0.11–0.27)0.17 (0.08–0.25)0.14 (0.07–0.22)0.10 (0.05–0.20)0.001

Other nutritional factors
Total energy intake (kcal/day)2206 ± 12752258 ± 13672351 ± 14852351 ± 16990.142
Protein (% energy)13.60 ± 4.1013.57 ± 4.5613.62 ± 5.0113.92 ± 5.920.305
Animal protein (% energy)2.10 ± 0.031.93 ± 0.031.80 ± 0.031.68 ± 0.040.006
Plant protein (% energy)11.50 ± 2.5011.64 ± 2.6411.82 ± 2.9012.24 ± 3.430.013
Carbohydrate (% energy)55.52 ± 12.3056.97 ± 13.6758.47 ± 14.5860.01 ± 16.860.007
Total sugar (% energy)19.93 ± 10.0220.71 ± 10.9421.44 ± 11.8522.75 ± 13.210.015
Dietary fiber (g/1000 kcal)12.58 (9.81–16.49)14.48 (11.65–18.40)16.62 (13.52–21.26)18.53 (15.80–22.48)<0.001
Total fat (% energy)32.70 ± 12.3031.94 ± 13.2130.66 ± 14.1229.42 ± 16.400.003
Saturated fat (% energy)11.01 (9.18–13.21)10.65 (8.73–12.40)9.88 (8.49–11.52)9.09 (7.53–10.60)0.007
Vitamin C (mg/1000 kcal)47.81 (33.65–67.63)53.43 (37.72–79.81)61.23 (38.05–85.84)63.31 (42.51–93.58)<0.001
Sodium (mg/1000 kcal)1502 (1182–2370)1590 (1225–2348)1568 (1256–2298)1621 (1284–2219)0.400
Potassium (mg/1000 kcal)1546 ± 7561636 ± 8111679 ± 8791770 ± 10070.002
Magnesium (mg/1000 kcal)151.5 ± 55.13161.4 ± 59.23168.8 ± 64.24188.9 ± 73.360.016

Data are presented as mean ± SD for normally distributed continuous variables, median (25–75 interquartile range) for skewed continuous variables, and percentages for categorical variables. DDRRS: dietary diabetes risk reduction score; PUFA/SFA: polyunsaturated fatty acids/saturated fatty acids.