Table 2.

Expression of cytokines and chemokines in three groups (pg/mL).

Expression Trends	Cytokine	Non-Smokers	Current-Smokers	Ex-Smokers	p-Value
Continuous increase	CXCL9/MIG	1320.65	1493.70	1928.06	0.03/0.03
	sIL-6R	57,248.93	70,286.72	76,155.75	2.96 × 10−3/6.84 × 10−3
Recovery after smoking cessation	TARC	19.47	25.47	22.39	1.28 × 10−4/1.61 × 10−2
	ITAC	48.09	105.34	84.09	0.07 × 10−4/3.89 × 10−2
	sVEGFR3	20,058.64	27,610.30	26,732.49	0.06 × 10−4/2.53 × 10−2
	SAA	8833.60	4771.36	7609.59	0.03 × 10−4/9.37 × 10−3
No significant difference	IL-1β	12.35	22.21	38.24	0.35/0.43
	BCA-1	24.92	39.37	27.55	0.84/0.35
	TNF-α	11.21	13.95	10.63	0.99/0.191
	CRP	9055.50	7058.28	11,859.6	0.918/0.30
	ENA-78	547.60	457.60	649.28	0.51/0.34
	MDC	408.08	430.63	396.81	0.47/0.34
	TNFRII	14,775.96	15,543.39	13,188.03	0.94/0.17
Not detected	IL-1α	—	—	—	/
	IL-6	—	—	—	/
	IL-8	—	—	—	/
	SCF	—	—	—	/