The Impact of Rapid Weight Loss on Oxidative Stress Markers and the Expression of the Metabolic Syndrome in Obese Individuals
Table 1
Baseline characteristics among 20 lean controls and 80 obese adults with and without the metabolic syndrome (values are expressed as amedian (IQR), all others as means ± SE).
Characteristics
Lean
Obese
value (3 groups)
value (pairwise)
Controls ()
MS− ()
MS+ ()
LC versus MS−
LC versus MS+
MS− versus MS+
Age (years)
0.2823b
0.280c
0.113c
0.527c
Gender (% female)
60
83
58
0.0388b
0.076c
0.842c
0.016c
Weight (kg)
<0.0001b
<0.001c
<0.001c
0.006c
BMI (kg/m2)
<0.0001b
<0.001c
<0.001c
0.444c
Waist (in)
<0.0001b
<0.001c
<0.001c
0.003c
SBP (mmHg)
<0.0001b
0.080c
<0.001c
<0.001c
DBP (mmHg)
<0.0001b
<0.001c
<0.001c
0.005c
Glucosea (mg/dL)
87.0 (81.5, 93.0)
94.0 (87.0, 99.0)
97.5 (88.5, 107.5)
0.0025
0.032
0.001
0.058
Insulina (mU/L)
4.53 (3.63, 7.42)
12.57 (6.85, 16.91)
17.44 (11.04, 27.69)
0.0001
<0.001
<0.001
0.004
HOMA-IRa
0.95 (0.82, 1.58)
2.66 (1.62, 4.14)
4.23 (2.63, 11.29)
0.0001
<0.001
<0.001
0.002
Triglyceridesa (mg/dL)
90.5 (66.5, 127.5)
110.5 (91.5, 133.0)
225.5 (176.0, 292.5)
0.0001
0.086
<0.001
<0.001
HDL (mg/dL)
<0.0001b
0.853c
<0.001c
<0.001c
LDL (mg/dL)
0.7409b
0.459c
0.749c
0.620c
Total cholesterol (mg/dL)
0.6120b
0.658c
0.340c
0.530c
ox-LDL (U/L)
0.0011b
0.153c
<0.001c
0.011c
MPOa (pM)
163.1 (84.4, 259.7)
250.1 (181.7, 392.8)
240.3 (164.3, 393.2)
0.0253
0.015
0.013
0.927
Lp-PLA2 activity (nmol/mL/min)
0.2600b
0.764c
0.307c
0.113c
MS factora
0.00 (0.00, 1.00)
1.00 (1.00, 2.00)
3.00 (3.00, 4.00)
0.0001
<0.001
<0.001
<0.001
values calculated using athe Kruskal-Wallis test, bone-way ANOVA, and cpost-ANOVA pairwise comparison of means.