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Table 2 Correlation coefficients between sex hormones, SHBG, BMI, insulin, glucose, HbA1c, and FLI among control subjects by sex

From: Associations of sex hormone-binding globulin and testosterone with diabetes among men and women (the Saku Diabetes study): a case control study

Men Total T Free T SHBG BMI Fasting insulin FPG HbA1c
Free T 0.48 (P< 0.001)       
SHBG 0.61 (P< 0.001) −0.37 (P< 0.001)      
BMI −0.31 (P< 0.001) −0.15 (P= 0.02) −0.20 (P< 0.001)     
Fasting Insulin −0.03 (P= 0.66) −0.09 (P= 0.17) 0.06 (P= 0.37) 0.45 (P< 0.001)    
FPG −0.08 (P= 0.22) 0.01 (P= 0.84) −0.08 (P= 0.24) 0.06 (P= 0.35) 0.17 (P= 0.02)   
HbA1c −0.15 (P= 0.03) −0.06 (P= 0.34) −0.05 (P= 0.45) −0.02 (P= 0.77) 0.04 (P= 0.59) 0.27 (P< 0.001)  
FLI −0.36 (P< 0.001) −0.14 (P= 0.04) −0.26 (P< 0.001) 0.75 (P< 0.001) 0.43 (P< 0.001) 0.13 (P= 0.05) −0.06 (P= 0.42)
Women Total T Free T SHBG BMI Fasting insulin FPG HbA1c
Free T 0.81 (P< 0.001)       
SHBG 0.06 (P= 0.62) −0.47 (P< 0.001)      
BMI 0.16 (P= 0.17) 0.41 (P< 0.001) −0.46 (P< 0.001)     
Fasting Insulin 0.11 (P= 0.33) 0.30 (P= 0.01) −0.34 (P= 0.002) 0.53 (P< 0.001)    
FPG 0.16 (P= 0.16) 0.19 (P= 0.09) −0.16 (P= 0.14) 0.14 (P= 0.20) 0.45 (P< 0.001)   
HbA1c 0.19 (P= 0.08) 0.26 (P= 0.02) −0.25 (P= 0.02) 0.13 (P= 0.22) 0.26 (P= 0.01) 0.46 (P< 0.001)  
FLI 0.30 (P= 0.01) 0.51 (P< 0.001) −0.38 (P< 0.001) 0.77 (P< 0.001) 0.62 (P< 0.001) 0.35 (P= 0.001) 0.30 (P= 0.005)
  1. Abbreviations: Total T, total testosterone; free T, free testosterone; SHBG, sex hormone-binding globulin; BMI, body mass index; FLI, fatty liver index.