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Table 3 Comparison of CVD risk profile parameters between the three study groups

From: Plant-based diets and cardiovascular risk factors: a comparison of flexitarians, vegans and omnivores in a cross-sectional study

Parameter

FXs

Vs

OMNs

p-value overall

Blood glucose markers

Glucose (mmol/L)

5.00 (4.70–5.15)

5.00 (4.80–5.20)

5.00 (4.90–5.30)

0.600

HbA1C (%)

5.10 (5.00-5.20)

5.00 (4.80–5.10)

5.10 (5.00-5.20)

0.175

Insulin (mU/L)

5.55 (3.90–8.65)

5.40 (4.20–6.20)

6.80 (5.60–9.80) **

0.016

HOMA

1.00 (0.71–1.32)

1.06 (0.73–1.35)

1.22 (0.94–2.06)

0.300

Blood lipid markers

Cholesterol (mmol/L)

4.35 (4.00-5.05) *

3.80 (3.30–4.20) ***

4.90 (4.00-5.50) **

< 0.001

LDL-Cholesterol (mmol/L)

2.64 (2.11–3.47) *

2.14 (1.88–2.56) ***

3.17 (2.40–3.64) **

< 0.001

HDL-Cholesterol (mmol/L)

1.68 (1.48–1.88)

1.62 (1.23–1.81)

1.57 (1.29–1.72)

0.375

Triglycerides (mmol/L)

0.73 (0.61-1.00) *

0.77 (0.59–0.98)

1.14 (0.82–1.36) **

0.008

Inflammatory state

SII

411 (271–581)

359 (306–477)

369 (292–474)

0.950

Metabolic Syndrome (MetS) scores

MetS (based on BMI)

-1.00 (-1.24- -0.57) *

-0.87 (-1.05- -0.36)

-0.56 (-0.83- -0.06)

0.012

MetS (based on waistline)

-1.03 (-1.33- -0.61) *

-1.00 (-1.28- -0.55)

-0.60 (-0.99- -0.20)

0.027

Parameters of vascular health

Systolic blood pressure (mmHg)

122 (114–132)

123 (119–130)

128 (124–137)

0.064

Diastolic blood pressure (mmHg)

74.0 (70.0–78.0)

76.0 (70.0–81.0)

79.0 (75.0–84.0)

0.082

Pulse wave velocity (m/sec)

5.60 (5.10–6.20) *

5.90 (5.10–6.10)

6.10 (5.70–6.70)

0.022

  1. FXs = flexitarians, Vs = vegans; OMNs = omnivores
  2. Data are shown as median (x ̃) with 25th, 75th percentiles
  3. Differences between groups were analyzed with One-way ANOVA for normally distributed data and Kruskal-Wallis test with post/hoc Bonferroni correction for non-normally distributed data
  4. p < 0.05 was considered statistically significant
  5. p-values in bold represent statistical significance
  6. * statistically significant difference between FXs and OMNs
  7. ** statistically significant difference between Vs and OMNs
  8. *** statistically significant difference between FXs and Vs
  9. SII: Systemic-Immune-Inflammation Index
  10. HOMA: Homeostasis Model Assessment Index according to [44]
  11. MetS-score: Metabolic Syndrome Severity Score based on BMI resp. waistline according to [46, 47]