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Table 1 Baseline characteristics of the both CAD and control group

From: Atherogenic index of plasma (AIP): a novel predictive indicator for the coronary artery disease in postmenopausal women

Variables CAD cases(n = 348) Controls(n = 348) t (x 2 ) P value
EH [n(%)] 213(61.2%) 177(50.9%) 7.558 0.006
DM [n(%)] 89(25.6%) 62(17.8%) 6.165 0.013
Smoking [n(%)] 67(19.5%) 43(12.4%) 6.478 0.011
Heart Rate (bpm) 76 ± 11 74 ± 11 0.173 0.031
SBP(mmHg) 130 ± 15 129 ± 9 37.274 0.232
BUN (mmol/L) 5.47 ± 1.59 5.44 ± 1.57 0.039 0.824
Creatinine (mmol/L) 74.06 ± 19.03 72.68 ± 15.60 4.015 0.296
Uric acid (mmol/L) 324.46 ± 85.22 315.24 ± 95.94 1.433 0.181
FBG (mmol/L) 6.32 ± 2.76 5.85 ± 2.21 8.138 0.013
TBIL (mmol/L) 12.83 ± 7.08 12.28 ± 6.28 4.421 0.283
DBIL (mmol/L) 4.22 ± 3.64 3.73 ± 3.34 1.980 0.066
IBIL (mmol/L) 8.67 ± 6.30 8.57 ± 5.13 6.887 0.822
BMI (kg/m2) 26.27 ± 3.29 25.84 ± 3.83 6.201 0.111
Traditional lipid profiles
 TG(mmol/l) 1.89 ± 1.34 1.65 ± 0.93 2.239 0.007
 TC(mmol/l) 4.56 ± 1.20 4.39 ± 0.98 9.530 0.043
 HDL-C(mmol/l) 1.09 ± 0.29 1.20 ± 0. 32 0.812 < 0.0001
 LDL-C(mmol/l) 2.82 ± 1.00 2.61 ± 0.85 10.801 0.003
 APOA-1(g/l) 1.27 ± 0.25 1.31 ± 0.24 0.619 0.048
 APOB(g/l) 0.93 ± 0.31 0.87 ± 0.25 15.384 0.009
Nontraditional lipid profiles
 non-HDL-C 3.47 ± 1.28 3.20 ± 0.94 11.971 0.001
 TC/HDL-C 4.43 ± 1.56 3.95 ± 1.79 2.136 < 0.0001
 LDL-C/HDL-C 2.72 ± 1.12 2.35 ± 1.16 3.040 < 0.0001
 AI 3.43 ± 1.56 2.95 ± 1.79 2.136 < 0.0001
 AIP 0.20 ± 0.27 0.10 ± 0.27 0.434 < 0.0001
 APOB/APOA-1 0.75 ± 0.26 0.68 ± 0.22 13.345 < 0.0001
  1. AI atherosclerosis index, AIP atherogenic index of plasma, CAD coronary artery disease, DM diabetes mellitus, EH essential hypertension, TG triglyceride, HDL-C high-density lipoprotein cholesterol, LCI lipoprotein combined index, LDL-C low-density lipoprotein cholesterol, TC total cholesterol, BMI body mass index, BUN Blood urea nitrogen, FBG fasting blood glucose, TBIL total bilirubin, DBIL direct bilirubin, IBIL indirect bilirubin, APOA-1 apolipoprotein A-1, APOB apolipoprotein B, APOB/APOA-1 apolipoprotein B to apolipoprotein A-1 ratio