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Table 1 Clinical characteristics of the study participants

From: Bariatric surgery can acutely modulate ER-stress and inflammation on subcutaneous adipose tissue in non-diabetic patients with obesity

Characteristic Before surgery After 3 months After 6 months
(n = 13) (n = 13) (n = 13)
BMI (kg/m2) 42.2 ± 4.2 35.9 ± 4.7* 33.0 ± 2.9###
Body weight (kg) 113.4 ± 14.7 94.2 ± 13.9* 90.1 ± 12.4##
Waist circumference (cm) 123.2 ± 12.0 107.8 ± 7.7 107.2 ± 13.7#
Fat mass (kg) 52.8 ± 9.3 37.8 ± 9.1* 34.4 ± 7.1###
Lean mass (kg) 61.0 ± 5.9 56.4 ± 5.2 55.7 ± 6.1
Fasting glucose (mg/dL) 97.5 ± 25.1 87.0 ± 19.2 82.5 ± 11.6
A1C (%) 5.4 ± 0.7 5.2 ± 0.5 5.1 ± 0.4
Cholesterol (mg/dL) 165 ± 20.5 155.8 ± 27.1 160.9 ± 24.1
HDL cholesterol (mg/dL) 39.0 ± 9.5 39.1 ± 10.6 42.0 ± 10.2
LDL cholesterol (mg/dL) 105.7 ± 20.3 105.3 ± 20.1 100.4 ± 16.5
Triglycerides (mg/dL) 121.5 ± 67.0 86.5 ± 36.2 91.9 ± 40.1
Insulin (mU/L) 17.1 ± 7.7 9.0 ± 5.0 7.5 ± 4.4#
HOMA-IR 2.0 ± 1.0 1.1 ± 0.6* 0.9 ± 0.5#
Systolic BP (mmHg) 136 ± 9.6 113 ± 5.4*** 114 ± 7.5###
Diastolic BP (mmHg) 102 ± 6.8 76 ± 5.4*** 78.5 ± 6.4###
% of weight loss NA − 17% − 20.50%
% blood glucose reduction NA − 12.90% − 17.50%
% Cholesterol reduction NA − 5.50% − 2.50%
% Triglycerides reduction NA − 30.90% − 26.60%
% LDL reduction NA − 0.40% − 5.00%
% HDL change NA − 0.25% 7.40%
  1. Values are given as mean ± SD. One-way ANOVA, post-test Tukey
  2. BMI body mass index, A1C hemoglobin A1C, HDL high-density lipoprotein, LDL low-density lipoprotein, HOMA-IR homeostatic model assessment-insulin resistance; NA not applicable
  3. *,#,$p < 0.05; **,##,$$p < 0.01; ***,###,$$$p < 0.001
  4. * Baseline vs. 3 months
  5. # Baseline vs. 6 months
  6. $ 6 months vs. 3 months