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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

Variables Time Group 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) Before 123.69 (48.17) 132.10 (66.77) 126.68 (77.7) 137.42 (67.02)
After 134.51 (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) Before 188.59 (32.82) 194.05 (32.4) 197.73 (37.8) 199.35 (42.11)
After 184.37 (34.09) 179.75 (30.76) 187.49 (32.61) 176.61 (40.16)
P-value .23 < .001* < .001* < .001*
HDL-c (mg/dL) Before 48.43 (8.76) 51.08 (8.91) 51.73 (11.47) 48.55 (8.92)
After 48.10 (9.32) 51.88 (51.88) 52.23 (10.55) 49.76 (10.17)
P-value .12 .01* .11 < .001*
LDL-c (mg/dL) Before 111 (30.74) 115.36 (26.91) 119.15 (32.71) 122.76 (36.47)
After 106.88 (29.81) 103.82 (28.98) 108.85 (28.04) 103.71 (35.52)
P-value .26 < .001* < .001* < .001*
Weight (kg) Before 74.32 (12.65) 69.65 (9.09) 72.80 (9.23) 72.54 (10.62)
After 74.64 (12.81) 69.58 (9.23) 72.86 (9.4) 72.17 (10.41)
P-value < .001* .45 .38 < .001*
BMI (kg/m2) Before 27.28 (2.74) 27.17 (2.74) 27.01 (2.91) 27.04 (2.86)
After 27.27 (2.96) 27.09 (2.77) 26.98 (2.91) 26.99 (2.91)
P-value .94 .13 .13 < .001*
Waist circumference (cm) Before 85.05 (10.42) 82.78 (6.41) 84.60 (8.49) 85.29 (9.85)
After 85.04 (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