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Table 4 Odds ratios for associations between HbAA and NAFLD in subgroups

From: Associations of acrylamide with non-alcoholic fatty liver disease in American adults: a nationwide cross-sectional study

Subgroups HbAA quartile (pmol/g Hb)a Ptrend Pinteraction
Q2 (36.10 < HbAA ≤ 47.60) Q3 (47.60 < HbAA ≤ 66.50) Q4 (HbAA > 66.50)
Age      0.130
  ≤ 50 years 0.93 (0.56–1.55) 0.80 (0.51–1.26) 0.66 (0.41–1.06) 0.032  
  > 50 years 0.87 (0.66–1.13) 0.51 (0.37–0.70) 0.51 (0.34–0.78) 0.001  
Gender      0.717
Male 0.95 (0.68–1.31) 0.75 (0.48–1.16) 0.64 (0.36–1.11) 0.102  
Female 0.86 (0.60–1.23) 0.55 (0.39–0.75) 0.60 (0.36–1.01) 0.003  
Race      0.006
Non-Hispanic white 0.82 (0.56–1.19) 0.56 (0.41–0.78) 0.51 (0.37–0.72)  < 0.001  
Non-Hispanic black 1.03 (0.40–2.65) 1.06 (0.46–2.41) 0.58 (0.28–1.18) 0.228  
Mexican American 0.77 (0.40–1.51) 0.46 (0.26–0.83) 0.69 (0.31–1.56) 0.115  
Education levels      0.895
Under high school 1.57 (0.76–3.24) 0.63 (0.34–1.16) 0.80 (0.52–1.21) 0.017  
High school 0.95 (0.55–1.62) 0.66 (0.39–1.11) 0.63 (0.30–1.34) 0.131  
Above high school 0.76 (0.49–1.19) 0.64 (0.42–0.98) 0.53 (0.35–0.78) 0.005  
Married      0.887
No 1.00 (0.67–1.47) 0.59 (0.36–0.98) 0.65 (0.45–0.92) 0.007  
Yes 0.87 (0.63–1.22) 0.67 (0.49–0.90) 0.60 (0.42–0.88) 0.006  
ALT       < 0.001
  ≤ 40 U/L 0.96 (0.69–1.34) 0.62 (0.45–0.86) 0.74 (0.54–1.01) 0.006  
  > 40 U/L 0.45 (0.16–1.28) 0.36 (0.19–0.66) 0.32 (0.11–0.93) 0.014  
  1. aORs were compared to quartile1 (HbAA ≤ 36.10 pmol/g Hb), adjusted for full model