Research Article

Association between Thyroid Function and Nonalcoholic Fatty Liver Disease in Euthyroid Type 2 Diabetes Patients

Table 1

Demographic and metabolic characteristics of study subjects by NAFLD status.

CharacteristicsNon-NAFLD ()NAFLD ()/2/ value value

General
 Male (, %)143 (64.13%)95 (65.52%)0.1080.742
 Age (years)2.8320.005
 BMI (kg/m2)-7.233<0.001
 BMR (%)6.654<0.001
 Duration of diabetes (years)8 (3, 14)6 (1.75, 10)-2.0430.041
Biochemical markers
 ALT (IU/L)19 (14, 28)24 (15.5, 40)-3.3800.001
 AST (IU/L)19 (16, 25)21 (16, 30.5)-1.9490.051
 Cr (μmol/L)-1.0130.312
 eGFR (mL/min/1.73 m2)0.4210.632
 Ca2+ (mmol/L)-1.0440.297
 P (mmol/L)-2.9070.004
Glucose metabolism
 FBG (mmol/L)-0.6210.535
 FCP (nmol/L)-3.968<0.001
 HbA1c (%)-0.3990.690
 Fins (pmol/L)48.85 (33.62, 81.64)66.05 (46.12, 112.62)-2.9830.003
 HOMA-IR2.75 (1.34, 5.21)3.64 (1.59, 6.52)-1.8920.059
Use of hypoglycemic drugs
 Insulin (, %)68 (30.36%)39 (26.90%)0.5120.474
 Metformin (, %)97 (43.30%)79 (54.48%)4.4100.036
(, %)23 (10.27%)18 (12.41%)0.4100.522
(, %)102 (45.54%)65 (44.83%)0.2790.597
(, %)47 (20.98%)27 (18.62%)0.3060.580
(, %)101 (45.09%)71 (48.97%)0.5310.446
Lipid metabolism
 TG (mmol/L)1.40 (1.03, 1.97)2.09 (1.59, 3.07)-7.195<0.001
 TC (mmol/L)-3.814<0.001
 LDL-c (mmol/L)-3.2120.001
 HDL-c (mmol/L)-0.3840.701
Bone metabolism
 Osteocalcin (ng/mL)1.4220.156
 Type I procollagen peptide (ng/mL)1.0680.289
 25-OHD (ng/mL)0.1940.846
β-CrossLaps (pg/mL)413.7 (310.9, 664.00)393.5 (249.8, 562.7)-1.4620.144
Thyroid metabolism
 FT3 (pmol/L)-2.9690.003
 FT4 (pmol/L)0.2970.767
 FT3/FT4 ratio-2.4010.017
 TSH (mIU/L)-1.7780.046

Data are (%), , or median (interquartile range). BMI: body mass index; BMR: basal metabolic rate; ALT: alanine aminotransferase; AST: aspartate transaminase; Cr: creatinine; eGFR: estimated glomerular filtration rate; Ca2+: calcium; P: phosphorus; FBG: fasting blood glucose; Fins: fasting insulin; FCP: fasting c peptide; HbA1c: hemoglobin A1c; HOMA-IR: homeostatic model assessment-insulin resistance; DPP-4i: dipeptidyl peptidase 4 inhibitors; TG: triglycerides; TC: total cholesterol; LDL-c: low-density lipoprotein cholesterol; HDL-c: high-density lipoprotein cholesterol; FT3: free triiodothyronine; TSH: thyroid stimulating hormone; FT4: free thyroxine; NAFLD: nonalcoholic fatty liver disease.