Table 2.

Outcome data of studies included in meta-analysis

Author (year)	Study group				Control group
	Incidence of renal failure	Incidence of hepatitis	Incidence of hypoxia	Incidence of leukopenia	Incidence of renal failure	Incidence of hepatitis	Incidence of hypoxia	Incidence of leukopenia
Perriëns et al. (1992)	24/33(72.7%)	13/33(39.4%)	17/33(51.5%)	0/33(0.0%)	10/14(71.4%)	5/14(35.7%)	4/14(28.6%)	0/14(0.0%)
Lin et al. (1996)	10/16(62.5%)		3/16(18.8%)	6/16(37.5%)	10/17(58.8%)		3/17(17.6%)	0/17(0.0%)
Lin et al. (1999)	20/28(71.4%)	5/28(17.9%)	3/28(10.7%)	8/28(28.5%)	15/22(68.2%)	6/22(27.3%)	3/22(13.6%)	0/22(0.0%)
Lin et al. (2006)	14/16(87.5%)	4/16(25.0%)	9/16(56.3%)	6/16(37.4%)	5/7(71.4%)	1/7(14.5%)	4/7(57.1%)	0/7(0.0%)
Afzali and Gholyaf (2008)	6/9(66.6%)	9/9(100.0%)	4/9(44.2%)		11/11(100.0%)	11/11(100.0%)	8/11(72.7%)
Lin et al. (2011)
Ghorbani et al. (2015)	11/24(45.8%)	9/24(37.5%)	10/24(41.6%)		15/23(65.2%)	11/23(47.8%)	17/23(73.9%)