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Table 1 Baseline characteristics of participants in the study

From: Effect of yerba mate and green tea on paraoxonase and leptin levels in patients affected by overweight or obesity and dyslipidemia: a randomized clinical trial

Variables Yerba mate group Green tea group Control group P
Mean ± SD Mean ± SD Mean ± SD
Age (years) 50.3 ± 6.3 49.8 ± 6.7 50.4 ± 6.2 0.879*
Gender – n (%)     0.744**
Male 20 (42.6) 19 (38.8) 16 (34.8)  
Female 27 (57.4) 30 (61.2) 30 (65.2)  
Weight 78 ± 11.7 80 ± 11.4 78 ± 10.1 0.250*
BMI 28 ± 2.3 29 ± 2.9 29 ± 3.2 0.374*
WC 92 ± 7.7 93 ± 8.3 91 ± 8.3 0.370*
AC 99.1 ± 6.3 101.3 ± 7.8 78 ± 7.5 0.246*
Risk factors – n (%)
 DM 1 (2.1) 2 (4.1) 1 (2.2) 0.804**
 HAS 14 (29.8) 12 (24.5) 14 (30.4) 0.777**
 Smoking 7 (14.9) 5 (10.2) 6 (13) 0.785**
Medications – n (%)
 Diuretics 4 (8.5) 6 (12.2) 6 (13) 0.760**
 Beta-blocker 7 (14.9) 6 (12.2) 6 (13) 0.927**
 ACEI 5 (10.6) 6 (12.2) 9 (19.6) 0.419**
Wine intake – n (%) 13 (27.7) 9 (18.4) 6 (13) 0.200**
  1. * Data presented as mean ± SD, compared by ANOVA
  2. ** Data presented as absolute and relative frequencies, compared by the Chi-square test
  3. Values of p < 0.05 were considered statistically significant
  4. Abbreviations: DM Diabetes mellitus, HAS hypertension, BMI body mass index, WC waist circumference, AC abdominal circumference, ACEI angiotensin-converting enzyme inhibitor