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Table 1 Distribution of potential confounding factors of participants grouped by NAFLD status at baseline

From: Non-alcoholic fatty liver disease associated with gallstones in females rather than males: a longitudinal cohort study in Chinese urban population

  Male Female
Non-NAFLD NAFLD P value Non-NAFLD NAFLD P value
Sample size 3630 1597   5308 665  
Age 43.14 ± 14.73 51.11 ± 13.89 <0.001 40.65 ± 12.61 54.11 ± 13.29 <0.001
BMI 23.47 ± 3.08 27.38 ± 2.82 <0.001 22.83 ± 3.06 27.35 ± 3.23 <0.001
SBP 120.81 ± 19.06 135.42 ± 19.49 <0.001 115.94 ± 17.67 136.09 ± 21.31 <0.001
GLO 27.44 ± 4.00 28.19 ± 4.30 <0.001 27.81 ± 3.93 29.54 ± 4.41 <0.001
ALB 46.35 ± 2.46 46.59 ± 2.40 <0.001 46.02 ± 2.40 45.78 ± 2.56 0.019
BUN 4.86 ± 1.26 5.32 ± 1.22 <0.001 4.51 ± 1.16 4.92 ± 1.22 <0.001
CREA 77.56 ± 14.39 83.81 ± 14.09 <0.001 70.28 ± 10.12 70.98 ± 10.59 0.096
GLU 5.01 ± 0.93 5.56 ± 1.30 <0.001 4.90 ± 0.81 5.73 ± 1.47 <0.001
CHOL 4.89 ± 0.94 5.32 ± 0.95 <0.001 4.88 ± 0.97 5.55 ± 1.04 <0.001
TG 1.13 ± 0.87 2.06 ± 1.51 <0.001 0.99 ± 0.79 1.91 ± 1.39 <0.001
HDL-C 1.38 ± 0.33 1.23 ± 0.31 <0.001 1.47 ± 0.32 1.35 ± 0.32 <0.001
LDL-C 2.76 ± 0.73 3.12 ± 0.71 <0.001 2.69 ± 0.74 3.22 ± 0.77 <0.001
Hemoglobin 142.43 ± 14.85 151.64 ± 13.22 <0.001 134.20 ± 11.51 138.62 ± 10.96 <0.001
MCH 29.85 ± 1.93 29.98 ± 1.70 0.004 29.51 ± 2.10 29.41 ± 2.06 0.275
RDW-SD 41.41 ± 2.58 41.49 ± 2.46 0.232 41.35 ± 2.52 41.28 ± 2.30 0.498
WBC 6.30 ± 1.50 7.08 ± 1.57 <0.001 6.14 ± 1.47 6.95 ± 1.62 <0.001
PDW 12.30 ± 1.72 12.30 ± 1.70 0.977 12.31 ± 1.72 12.16 ± 1.57 0.032
MPV 10.41 ± 0.82 10.35 ± 0.80 0.001 10.46 ± 0.81 10.32 ± 0.76 <0.001
PCT 0.25 ± 0.08 0.25 ± 0.07 0.797 0.26 ± 0.09 0.27 ± 0.06 <0.001
  1. The abbreviations of the variables: GD = gallstones; BMI = body mass index; SBP = systolic blood pressure; GLO = serum globulins; ALB = serum albumin; BUN = blood urea nitrogen; CREA = serum creatinine; GLU = total glucose; TC = Total cholesterol; TG = triglycerides; LDL = low-density lipoprotein; HDL = high-density lipoprotein; Hb = Hemoglobin; MCH = mean corpuscular hemoglobin; RDW = Red blood cell distribution width; WBC = white blood cell; PDW = Platelet distribution width; MPV = mean platelet volume; PCT = Thrombocytocri.