Proinflammatory Cytokine IL-17 Shows a Significant Association with Helicobacter pylori Infection and Disease Severity

Table 2

Expression of cytokines in serum and their association with disease severity.

Participant group depending on disease severity	Mean expression (pg/mL)
	IL-10	IL-17	IL-21	IL-23	TNF-α
Healthy controls	8.825	8.367	4.861	26.52	224.6
H. pylori-infected patients with mild chronic gastritis	6.579	14.52	9.518	16.43	241.6
H. pylori-infected patients with moderate to severe chronic gastritis	12.82	12.0	21.86	29.61	341.2
value	0.5558	<0.0001^∗	0.6077	0.1262	0.6833

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