Table 4. Predictor Markers of Persistent Joint Pain in Chikungunya Infection.

Study	Follow-up (months)	Outcome	Sample size (n)		Time of markers evaluation	Contrast of markers' concentrations (Recovered patients as reference group)
			Chronic	Recovered		Higher	Lower	Non difference
Hoarau, 2010 [10]	12	Joint pain > 1 joint, > 3 months	9	6	5 days	CRP		TNF-α, IL-8, IL-6, IFN-γ, IFN-α, IL-12, IL-4, IL-13
Chang, 2018 [39]	20	Joint pain	121	121	Acute phase		IL-1β, IL-6, TNF-α, IL-10, IL-12, IL-13, IL-17, IL-2, IL-4, IL-5