Table 2.
Biochemical parameters of study population by dietary DRRS quartiles
| Variable | Quartiles of DRRS | ||||||
|---|---|---|---|---|---|---|---|
|
1st (N=86) |
2nd (N=85) |
3rd (N=85) |
4th (N=86) |
P*
value |
P**
value |
P-
Trend *** |
|
| Mean (SD) | Mean (SD) | Mean (SD) | Mean (SD) | ||||
| SBP (mmHg) | 126.79 (15.59) | 122.20 (14.84) | 122.12 (13.81) | 118.87 (20.22) | 0.013 | 0.010 | 0.022 |
| DBP (mmHg) | 84.59 (10.87) | 80.69 (10.59) | 81.90 (10.36) | 79.08 (14.37) | 0.012 | 0.253 | 0.126 |
| FBS (mg/dl) | 92.69 (25.42) | 92.02 (14.76) | 94.53 (16.12) | 91.88 (17.40) | 0.822 | 0.125 | 0.241 |
| TC (mg/dl) | 194.27 (34.43) | 191.40 (42.22) | 192.36 (36.90) | 187.56 (32.97) | 0.677 | 0.432 | 0.115 |
| TG (mg/dl) | 174.38 (92.21) | 151.52 (119.09) | 152.69 (95.91) | 122.87 (50.11) | 0.004 | 0.002 | 0.089 |
| HDL (mg/dl) | 41.01 (8.64) | 45.32 (10.00) | 42.48 (9.31) | 45.44 (9.59) | 0.002 | 0.001 | 0.074 |
| LDL (mg/dl) | 124.02 (31.16) | 123.78 (33.46) | 125.72 (31.98) | 120.00 (31.47) | 0.720 | 0.581 | 0.345 |
| Insulin (Miu/L) | 17.19 (18.88) | 14.67 (10.47) | 17.46 (10.48) | 15.56 (11.96) | 0.647 | 0.104 | 0.146 |
| HOMA-IR | 4.01 (4.43) | 3.47 (2.83) | 4.15 (2.71) | 3.50 (2.55) | 0.574 | 0.129 | 0.198 |
| α- MSH (ng/L) | 231.88 (177.85) | 173.21 (130.88) | 242.15 (175.18) | 224.46 (175.39) | 0.211 | 0.226 | 0.423 |
| AgRP (Pg/ml) | 33.14 (21.28) | 27.74 (15.18) | 34.17 (20.03) | 29.50 (18.31) | 0.324 | 0.065 | 0.669 |
SBP systolic blood pressure, DBP diastolic blood pressure, TC total cholesterol, TG triglyceride; HDL-C, high density lipoprotein cholesterol; LDL-C, low density lipoprotein cholesterol; HOMA-IR, homeostatic model of insulin resistance; α-MSH, melanocyte stimulating hormone; AgRP, agouti-related peptide; P* values for crude and P** values derived from ANCOVA after adjustment for confounders (age, gender, BMI, physical activity and energy intake). *** P trends derived from linear regression test after adjustment for potential confounders