TABLE 2.

Sensitivity analysis.

Outcome	Study removed [first author (year)]	p-value, I2 value(%)	p-value	RR/SMD [95% CI]
TNF-α	Liang et al. (2022)	p < 0.0001, I2 = 90	p = 0.003	−1.35 [−2.08, −0.62]
	Luo et al. (2017)	p = 0.0004, I2 = 87	p < 0.0001	−1.24 [−1.87, −0.62]
	Shi and Xiang (2018)	p = 0.0004, I2 = 87	p < 0.0001	−1.22 [−1.80, −0.63]
	Wan et al. (2020)	p = 0.32, I2 = 12	p < 0.00001	−1.56 [−1.80, −1.32]
IL-6	Liang et al. (2022)	p = 0.05, I2 = 73	p < 0.00001	−1.53 [−2.14, −0.92]
	Luo et al. (2017)	p = 0.04, I2 = 76	p < 0.00001	−1.52 [−2.15, −0.89]
	Lu et al. (2018)	p = 0.94, I2 = 0	p < 0.00001	−1.24 [−1.49, −0.98]