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Table 3 Characteristics of groups categorized based on serum sd-LDL-C concentrations

From: Fatty liver in men is associated with high serum levels of small, dense low-density lipoprotein cholesterol

Characteristics Quartiles of serum sd-LDL-C concentrations (mg/dl)
≤ 21.1 (n = 119) 21.2 - 42.7 (n = 119) 42.8 - 55.7 (n = 118) 55.8 (n = 120) P value
Lipid profiles      
 TG (mg/dl) 83.8 [72.6−95.1] 111.8 [100.5−123.1] 145.3 [134.0−156.7] 188.7 [177.5−200.0] < 0.001
 HDL-C (mg/dl) 63.5 [61.2−65.8] 57.6 [55.3−59.8] 52.7 [50.4−55.0] 49.0 [46.7−51.3] < 0.001
 LDL-C$ (mg/dl) 110.3 [105.7−115.0] 125.9 [121.2−130.6] 135.9 [131.2−140.5] 148.6 [144.0−153.3] < 0.001
 TC (mg/dl) 190.6 [185.6−195.7] 205.8 [200.8−210.9] 217.7 [212.6−222.8] 235.4 [230.4−240.4] < 0.001
 Apolipoprotein B (mg/dl) 78.0 [75.5−80.4] 91.9 [89.4−94.4] 103.5 [101.0−105.9] 117.6 [115.1−120] < 0.001
Demographics, clinical characteristics, and laboratory data
 Age (years) 57.9 [56.1−59.6] 56.8 [50.1−58.6] 55.3 [53.6−57.1] 53.8 [52.0−55.5] 0.007
 BMI (kg/m2) 23.4 [22.8−23.9] 24.0 [23.4−24.5] 24.5 [24.0−25.1] 25.0 [24.4−25.5] < 0.001
 Obesity (% of subjects) 30.3 30.3 39.8 47.5 0.017
 Glucose (mg/dl) 105.0 [101.8−108.2] 105.6 [103.0−106.2] 10.6.2 [103.8−108.6] 110.4 [105.9−115.0] 0.080
Hyperglycemia      
 (% of subjects) 20.2 28.6 30.5 36.7 0.045
 ALT (IU/L) 22.4 [19.3−25.5] 26.5 [23.3−29.6] 29.1 [26.0−32.3] 34.3 [31.2−37.4] < 0.001
 γ-GTP (IU/L) 31.9 [23.8−39.9] 40.5 [32.4−48.6] 47.0 [38.9−55.1] 62.0 [53.9−70.0] < 0.001
 Fatty liver (% of subjects) 23.5 34.5 44.0 57.5 < 0.001
Hypertension      
 (% of subjects) 52.2 52.1 53.4 61.7 0.380
Current drinking      
 (% of subjects) 39.5 39.5 39.8 32.5 0.587
Current smoking      
 (% of subjects) 23.5 32.8 25.4 32.5 0.262
  1. Data are expressed as means [95% corresponding intervals] or percentages. $, LDL-C levels were calculated using the Friedwald formula.
  2. Continuous variables were compared by ANOVA and categorical variables were compared by Chi-square tests.