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. Author manuscript; available in PMC: 2013 Aug 21.
Published in final edited form as: Clin Chem Lab Med. 2011 Mar 2;49(5):817–824. doi: 10.1515/CCLM.2011.122

Table 3.

Analytes with serum to plasma correlations < 50%.

Serum
Plasma
Analyte name Mean SD Range Mean SD Range r
Stem Cell Factor, pg/mLf 374.08 148.74 113.00 738.00 366.05 159.48 86.20 947.00 0.49
IL-12p40, ng/mLb, d 0.25 0.18 0.10 0.92 0.30 0.25 0.13 1.10 0.47
Prostatic Acid Phosphatase, ng/mL 0.33 0.10 0.23 0.55 0.18 0.03 0.14 0.29 0.44
FGF basic, pg/mLc, e 645.68 2366.22 64.90 12000.00 803.04 2937.76 103.00 14900.00 0.43
PAI-1, ng/mL 212.44 51.78 104.00 305.00 48.07 21.47 10.00 101.00 0.41
TNF-α, pg/mLa, e 6.21 3.78 2.20 16.50 6.62 5.62 2.80 30.80 0.39
VEGF, pg/mL 2048.44 5563.40 417.00 28715.00 1745.12 5621.53 432.00 28715.00 0.37
IL-5, pg/mLa, e 9.79 16.76 1.80 81.30 9.77 15.62 1.80 74.60 0.36
CD40 Ligand, ng/mL 2.51 1.12 0.70 4.70 0.32 0.39 0.04 2.10 0.35
EGF, pg/mL 324.40 158.30 67.20 651.00 217.41 325.70 57.90 1670.00 0.32
Fibrinogen, mg/mLf 0.02 0.01 0.01 0.04 4.82 1.46 2.60 8.50 0.32
EN-RAGE, ng/mL 82.78 96.27 28.70 526.00 7.78 27.56 0.44 140.00 0.29
IL-8, pg/mL 46.70 50.77 13.30 242.00 16.55 12.56 7.40 72.60 0.29
Brain-Derived Neurotrophic Factor, ng/mL 30.00 7.56 14.10 42.50 2.79 2.02 0.80 10.20 0.26
Erythropoietin, pg/mL 257.44 529.98 25.20 1970.00 199.93 184.55 25.20 667.00 0.26
IFN-γ, pg/mLe 2.11 1.80 0.82 8.20 5.64 7.92 1.00 32.80 0.26
IL-1β, pg/mLc, e 0.59 0.43 0.29 1.60 0.54 0.41 0.29 2.00 0.26
RANTES, ng/mL 26.41 12.26 7.50 51.20 10.16 10.61 2.20 53.80 0.25
IL-12p70, pg/mLc, f 54.48 8.07 42.10 76.50 65.40 16.87 45.90 124.00 0.24
Myeloperoxidase, ng/mLe 1713.20 757.39 617.00 3750.00 151.53 105.58 24.70 600.00 0.24
SGOT, ug/mLc, f 6.38 1.74 2.40 10.90 8.85 1.91 5.00 13.90 0.22
IL-7, pg/mL f 101.54 29.84 45.20 169.00 48.24 17.49 20.00 95.80 0.20
Thrombopoietin, ng/mLc, e 4.00 0.68 2.20 5.50 1.82 1.22 0.50 6.40 0.20
Glutathione S-Transferase, ng/mLa, f 0.73 0.19 0.54 1.30 0.62 0.09 0.49 0.83 0.16

Replicate correlations within sample type for each analyte are ≥0.90 unless otherwise noted by superscript a–e.

Replicate correlations within sample type: serum - a) 0.80 – 0.89, b) 0.70 – 0.79, c) <0.70; plasma - d) 0.80 – 0.89; e) 0.70 – 0.79, f) <0.70

All analytes were detected in at least 50% of the samples for both serum and plasma.