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Table 8 Sensitivity analysis by excluding important modifiers in the multivariable-variable adjusted model (OR, 95%CI)

From: The association between serum alanine aminotransferase and hypertension: A national based cross-sectional analysis among over 21 million Chinese adults

ALT levels (U/L) Total Model* Excluding Variables
Age BMI HBsAg
Group I     
0–40 1 1 1 1
40.01– 1.55 (1.54,1.56) 1.44 (1.43,1.45) 2.01 (2,2.02) 1.52 (1.51,1.53)
Group II     
0–20 1 1 1 1
20.01–40 1.22 (1.21,1.22) 1.23 (1.22,1.23) 1.37 (1.36,1.38) 1.21 (1.20,1.22)
40.01–60 1.67 (1.65,1.68) 1.61 (1.59,1.62) 2.19 (2.17,2.20) 1.63 (1.62,1.64)
60.01–80 1.78 (1.76,1.80) 1.64 (1.62,1.66) 2.51 (2.48,2.53) 1.74 (1.72,1.76)
80.01– 1.92 (1.90,1.94) 1.68 (1.66,1.70) 2.88 (2.85,2.91) 1.87 (1.85,1.89)
  1. BMI: body mass index; ALT: alanine aminotransferase; HBsAg: hepatitis B surface antigen;
  2. *Multi-variable Model: Adjusted for age, sex, ethnicity, area, education, body mass index, average salt consumption, history of diabetes, overall pressure and hepatitis B surface antigen status