Table 3.

Subgroup analysis.

Outcomes	Dose	No. of studies	Heterogeneity		SMD(95%CI)	P Value
			I2	P
C-reactive protein	< 500 mg	2	99.2%	< 0.0001	-4.88(-11.72, 1.96)	0.162
	≥ 500mg	5	89.7%	< 0.0001	-0.18(-0.88, 0.53)	0.626
Interleukin-6	< 500 mg	3	99%	< 0.0001	-2.20(-5.12, 0.71)	0.140
	≥ 500mg	2	0	0.7	-0.19(-0.50, 0.12)	0.220

SMD, Standard mean difference; CI, Confidence interval