Table 2.

Baseline Characteristics According to RC Quartiles

Variables	<0.47(427)	0.47–0.63(437)	0.63–0.83(456)	≥ 0.83(443)	P
Age (years) Male gender, n (%) Hypertension, n (%) Hyperlipidemia, n(%) Stroke, n(%) RDW, % Fasting glucose, mmol/L Systolic BP,mmHg Diastolic BP,mmHg LDL-C, mmol/l HDL-C, mmol/l Total cholesterol, mmol/l Triglycerides, mmol/l Non-HDL-C, mmol/l AI Max-cIMT(mm) Mean cIMT(mm)	44(54–61) 212(49.6) 47(11) 7(1.6) 15(3.5) 12.4(12.7–13.1) 4.52(4.87–5.31) 113(125–141) 70(77–87) 2.18(2.6–3.11) 1.35(1.58–1.89) 4.09(4.56–5.16) 0.6(0.77–0.94) 2.53(2.96–3.5) 1.45(1.81–2.31) 0.07(0.09–0.11) 0.07(0.08–0.105)	50(57–65) 271(62) 60(13.7) 8(1.8) 25(5.7) 12.5(12.7–13.1) 4.71(5.03–5.46) 118(131–144) 72(80–88) 2.48(2.92–3.45) 1.19(1.39–1.62) 4.33(4.87–5.55) 0.9(1.08–1.27) 3.04(3.48–3.99) 2.035(2.52–2.98) 0.08(0.1–0.12) 0.07(0.095–0.105)	50(55–62) 296(64.9) 45(9.9) 8(1.8) 15(3.3) 12.5(12.8–13.2) 4.71(5.06–5.49) 121(132–143) 75(81–89) 2.66(3.18–3.62) 1.07(1.24–1.47) 4.59(5.18–5.69) 1.21(1.48–1.77) 3.37(3.88–4.34) 2.5(3.07–3.64) 0.08(0.1–0.12) 0.07(0.095–0.105)	49(55–60) 338(76.3) 56(12.6) 3(0.7) 24(5.4) 12.5(12.9–13.2) 4.88(5.19–5.78) 123(135–149) 77(84–93) 2.54(3.16–3.78) 0.93(1.07–1.27) 4.83(5.39–6.12) 1.88(2.33–3.15) 3.74(4.35–4.95) 3.4(3.98–4.62) 0.08(0.1–0.12) 0.07(0.095–0.105)	0.002 <0.001 0.289 0.450 0.177 0.015 < 0.001 < 0.001 < 0.001 < 0.001 < 0.001 < 0.001 < 0.001 < 0.001 < 0.001 < 0.001 < 0.001

Abbreviations: RDW red cell distribution width, BP blood pressure, HDL-C high-density lipoprotein cholesterol, LDL-C low-density lipoprotein cholesterol, RC remnant cholesterol, AI atherosclerosis index, cIMT carotid intima-media thicknes