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Table 1 Clinical and biochemical characteristics of patients with anorexia nervosa and healthy controls

From: Oxidative status in plasma, urine and saliva of girls with anorexia nervosa and healthy controls: a cross-sectional study

  Anorexia nervosa Healthy controls p
Age (years) 14.9 (13.4–16.1) 14.0 (11.0–16.3) NS
BMI (kg/m2) 15.1 (13.7–16.8) 19.8 (18.9–21.2) <0.001
BMI SD −1.8 (−2.4–-1.1) 0.03 (− 0.4–0.8) <0.001
Height (cm) 164.5 (159.5–169.7) 162.0 (148.0–169.5) NS
Height SD 0.2 ± 1.1 0.5 ± 1.0 NS
Body weight (kg) 41.5 ± 8.3 52.1 ± 10.1 <0.001
Body weight SD −1.0 (−1.6–-0.1) 0.4 (−0.1–0.9) <0.001
Systolic blood pressure (mm Hg) 112 ± 11 ND  
Systolic blood pressure SD 0.05 ± 0.96 ND  
Diastolic blood pressure (mm Hg) 71 ± 8 ND  
Diastolic blood pressure SD 0.47 ± 0.74 ND  
Glucose (mmol/l) 4.3 (4.0–4.6) 4.7 (4.2–4.9) <0.01
Cholesterol (mmol/l) 4.56 ± 0.96 4.39 ± 0.71 NS
HDL-cholesterol (mmol/l) 1.72 ± 0.41 1.14 ± 0.22 <0.001
Triacylglycerols (mmol/l) 0.76 (0.61–1.12) 0.72 (0.53–0.84) <0.05
Albumin (g/l) 46.7 (44.1–48.9) 49.9 (47.5–51.8) <0.001
Total proteins (g/l) 69.9 (66.0–73.5) 70.5 (67.6–73.2) NS
Uric acid (μmol/l) 218 (195–258) 264 (216–309) <0.01
Bilirubin (μmol/l) 3.8 (2.7–4.8) 9.3 (6.0–13.7) <0.001
AST (μkat/l) 0.39 (0.32–0.47) ND  
ALT (μkat/l) 0.34 (0.25–0.52) ND  
Urea (mmol/l) 4.6 (3.4–5.6) 3.7 (3.0–4.7) <0.05
Creatinine (μmol/l) 66 ± 13 72 ± 15 <0.05
Cystatin C (mg/l) 0.70 (0.62–0.83) 0.79 (0.69–0.83) NS
eGFR (ml/min/1.73m2) 99 (84–110) 89 (84–100) NS
C-reactive protein (mg/l) 0.1 (0.1–0.4) 0.2 (0.1–0.5) NS
Leukocytes (109/l) 5.4 (4.4–6.2) ND  
Urinary PCR (mg/mmol) 35.5 (22.2–48.8) 15.7 (12.7–24.0) <0.001
  1. AST aspartate aminotransferase, ALT alanine aminotransferase, BMI body mass index, eGFR estimated glomerular filtration rate, HDL high density lipoprotein, ND not determined, NS non-significant, PCR protein to creatinine ratio, SD standard deviation; Results are expressed as mean ± SD (normally distributed data) or as median (interquartile range), (skewed data)