Table 4.

Subgroup Analysis: Fibrocyte Percentages, CD163 Expression, and Cytokine Levels (Older vs. Younger Controls)

	<35 years (n=10)	> 60 years (n=12)	p-value
Fibrocyte percentage	0.620 ± 0.014	1.932 ± 0.3900	0.001
Fibrocyte concentration	0.070 ± 0.010	0.790 ± 0.265	0.007
Lymphocyte concentration	7.380 ± 0.680	18.31 ± 4.310	0.03
Monocyte concentration	1.661 ± 0.221	27.06 ± 1.312	0.0001
- LPS, percent CD163+	2.465 ± 0.900	9.724 ± 3.744	0.02
+ LPS, percent CD163+	3.632 ± 1.261	13.42 ± 2.766	0.01
IL-4 (pg/ml)	14.22 ± 2.99	62.47 ± 14.51	0.003
IL-10 (pg/ml)	4.169 ± 1.285	12.10 ± 1.88	0.004
IL-13 (pg/ml)	37.71 ± 13.27	121.2 ± 18.41	0.004
IL-1RA (pg/ml)	140.7 ± 48.76	118.6 ± 25.16	0.04
MCP-1 (pg/ml)	214.8 ± 34.59	322.5 ± 39.84	0.05
TNFα (pg/ml)	2.158 ± 0.76	2.591 ± 0.852	0.70
CCL-18 (pg/ml)	913.3 ± 33.92	1251 ± 102.1	0.01
M-CSF (pg/ml)	93.02 ± 51.60	324.5 ± 201.6	0.42