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Table 3 Comparison of anthropometric indices and lipid profiles in each group before and after the intervention

From: The effect of omega-3 and vitamin D co-supplementation on glycemic control and lipid profiles in reproductive-aged women with pre-diabetes and hypovitaminosis D: a randomized controlled trial

VariablesTimeGroup 1
Placebo group (n = 42)
Group 2
Omega 3 group (n = 42)
Group 3
Vitamin D group (n = 42)
Group 4
Vitamin + Omega 3 group (n = 42)
Triglycerides (mg/dL)Before123.69 (48.17)132.10 (66.77)126.68 (77.7)137.42 (67.02)
After134.51 (63.45)116.62 (60.02)129.95 (74.65)115.09 (53.36)
P-value< .001*< .001*0.34< .001*
Total cholesterol (mg/dL)Before188.59 (32.82)194.05 (32.4)197.73 (37.8)199.35 (42.11)
After184.37 (34.09)179.75 (30.76)187.49 (32.61)176.61 (40.16)
P-value.23< .001*< .001*< .001*
HDL-c (mg/dL)Before48.43 (8.76)51.08 (8.91)51.73 (11.47)48.55 (8.92)
After48.10 (9.32)51.88 (51.88)52.23 (10.55)49.76 (10.17)
P-value.12.01*.11< .001*
LDL-c (mg/dL)Before111 (30.74)115.36 (26.91)119.15 (32.71)122.76 (36.47)
After106.88 (29.81)103.82 (28.98)108.85 (28.04)103.71 (35.52)
P-value.26< .001*< .001*< .001*
Weight (kg)Before74.32 (12.65)69.65 (9.09)72.80 (9.23)72.54 (10.62)
After74.64 (12.81)69.58 (9.23)72.86 (9.4)72.17 (10.41)
P-value< .001*.45.38< .001*
BMI (kg/m2)Before27.28 (2.74)27.17 (2.74)27.01 (2.91)27.04 (2.86)
After27.27 (2.96)27.09 (2.77)26.98 (2.91)26.99 (2.91)
P-value.94.13.13< .001*
Waist circumference (cm)Before85.05 (10.42)82.78 (6.41)84.60 (8.49)85.29 (9.85)
After85.04 (11.05)81.94 (6.73)84.17 (8.69)84.13 (9.16)
P-value.88< .001*< .001*< .001*
  1. BMI: Body Mass Index; HDL-C: High-density lipoprotein cholesterol; LDL-C: Low-density lipoprotein cholesterol
  2. All values are means (SDs)
  3. *P value is significant
  4. Obtain from paired samples t-test