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. 2023 Aug 23;21(7):541–550. doi: 10.18502/ijrm.v21i7.13889

Table 3.

The participants' values of anthropometric and biochemical parameters before and after the study


Vitamin D (n = 18) Omega-3 (n = 20) Vitamin D + Omega-3 (n = 20) Placebo (n = 18)
Parameters Before After P-value Before After P-value Before After P-value Before After P-value
Weight (Kg) 66.56 ± 22.22 66.34 ± 22.39 0.55 66.71 ± 15.72 66.74 ± 14.86 0.34 63.18 ± 6.78 62.86 ± 6.41 0.16 65.30 ± 19.66 65.14 ± 19.17 0.28
BMI (kg/m2) 25.47 ± 8.08 25.39 ± 8.14 0.64 25.36 ± 4.97 25.21 ± 4.72 0.14 24.85 ± 2.62 24.73 ± 2.48 0.06 25.49 ± 6.35 25.38 ± 6.09 0.36
WC (cm) 91.26 ± 18.54 89.73 ± 19.23 0.005 89.00 ± 12.33 87.52 ± 10.83 0.04 90.43 ± 6.59 89.71 ± 6.27 0.006 90.05 ± 15.50 91.47 ± 15.28 0.20
TG (mg/dl) 119.66 ± 81.28 111.86 ± 69.00 0.17 112.94 ± 30.93 97.58 ± 24.15 0.11 113.87 ± 30.11 96.06 ± 28.74 0.10 118.50 ± 40.68 126.14 ± 32.32 0.21
TC (mg/dl) 174.53 ± 29.60 158.06 ± 24.50 0.04 161.11 ± 34.9 133.64 ± 37.93 0.02 168.87 ± 28.54 129.93 ± 27.22 0.01 169.78 ± 28.31 178.64 ± 32.78 0.39
HDL_C (mg/dl) 31.04 ± 4.69 32.53 ± 5.86 0.38 32.00 ± 6.47 32.48 ± 6.38 0.90 33.50 ± 3.26 34.06 ± 5.13 0.19 33.61 ± 3.75 33.22 ± 6.40 0.08
LDL_C (mg/dl) 99.66 ± 32.97 92.33 ± 23.92 0.21 103.64 ± 23.86 95.76 ± 25.03 0.17 99.31 ± 33.05 92.50 ± 19.31 0.21 96.37 ± 22.42 92.14 ± 27.51 0.26
FBS (mg/dl) 105.23 ± 7.08 98.47 ± 6.86 0.09 109.81 ± 5.21 100.02 ± 9.32 0.06 106.83 ± 9.44 94.23 ± 8.98 0.06 102.17 ± 6.57 107.15 ± 6.64 0.12
Serum insulin (mIU/L) 36.01 ± 15.88 22.26 ± 6.34 0.004 38.79 ± 25.55 21.34 ± 2.34 0.01 40.14 ± 13.46 20.98 ± 6.46 0.002 40.55 ± 5.12 38.62 ± 17.69 0.13
HOMA - IR 8.80 ± 3.22 4.82 ± 3.55 0.03 7.19 ± 4.64 4.88 ± 1.38 0.04 7.94 ± 2.36 4.01 ± 1.50 0.04 9.63 ± 1.25 9.36 ± 1.47 0.29
SHBG (ng/dl) 119.08 ± 50.10 136.87 ± 98.96 0.03 114.62 ± 74.96 129.25 ± 102.10 0.01 109.37 ± 33.24 144.82 ± 90.55 0.007 113.21 ± 55.94 104.24 ± 63.10 0.51
Data expressed as Mean ± SD. Wilcoxon test. BMI: Body mass index, WC: Waist circumference, TG: Triglyceride, TC: Total cholesterol, HDL_C: High-density lipoprotein cholesterol, LDL_C: Low-density lipoprotein cholesterol, FBS: Fasting blood sugar, HOMA-IR: Homeostatic model assessment of insulin resistance, SHBG: Sex hormone binding globulin