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. 2013 Jun 28;8(6):e67981. doi: 10.1371/journal.pone.0067981

Table 2. Serum/plasma concentrations of homocysteine, folate, vitamin B12, cholesterol, LDL-cholesterol, HDL-cholesterol, triglycerides and blood Pb by quartiles of ratio of sTfR to ferritin in Pakistani patients with premature AMI.

Characteristics* Q1 Q2 Q3 Q4 p value**
Homocysteine, µmol/L 23.9±20.7/18.2(9.7) 22.0±14.5/18.2(10) 24.2±18.4/19.4(8.3) 23.0±15.8/18.4(402) 0.41
Folate, ng/mL 7.45±3.83/6.39(5.34) 6.48±3.56/5.62(4.17) 6.23±3.42/5.1(4.5) 7.50±4.02/6.84(5.04) 0.03
Vitamin B12, pg/mL 315±159/294(219) 324±181/300(255) 352±193/334(200) 372±203/334(248) 0.11
Cholesterol, mg/dL 155±39/152(64) 169±45/164(51) 166±40/168(52) 157±41/156(52) 0.026
LDL-cholesterol, mg/dL 98.3±35.1/91.0(55.1) 108.0±39.7/105.0(51.0) 104.6±35.2/105.2(47.9) 97.2±35.3/93.0(46.3) 0.11
HDL-cholesterol, mg/dL 30.2±8.4/29.0(12.0) 32.9±13.6/32.0(12.0) 33.9±10.4/34.5(11.3) 35.7±10.3/36.0(15.8) 0.004
Triglycerides, mg/dL 126.7±62.4/115(73.0) 158.7±95.4/129.0(89.0) 148.6±80.7/132.0(86.0) 126.1±66.5/111.0(69.0) 0.004
Blood Pb, µg/dL 16.8±8.6/13.7(11.9) 15.1±6.6/14.0(7.5) 14.5±6.4/13.5(8.8) 14.9±7.6/13.0(8.4) 0.14
*

Values are means±SD/median (IQR).

**

p value was based on ANOVA comparing means of quartiles; however, Kruskal-Wallis nonparametric test was applied for comparing the distributions for homocysteine,

sTfR =  soluble transferrin receptor.