The Effects of Continuous Blood Purification for SIRS/MODS Patients: A Systematic Review and Meta-Analysis of Randomized Controlled Trials

Table 4

Hospital stay.

Study or subgroup	CVVH			Control			Mean difference		Mean difference
	Mean	SD	Total	Mean	SD	Total	Weight	IV, fixed, 95%Cl	IV, fixed, 95%Cl
Peng et al. 2008 [14]	15.2	5.8	17	20.5	7.9	15	51.1%	−5.30 (−10.16,−0.44)
Yang et al. 2004 [11]	18.3	5.7	22	27.5	8.6	15	48.9%	−9.20 (−14.16,−4.24)
Total (95%Cl)			39			30	100.0%	−7.21 (−10.68,−3.74)
Heterogeneity: Chi-square = 1.21, df = 1 (𝑃 = 0.27); 𝐼^2= 18%
Test for overall effect: 𝑍 = 4.07 (𝑃<0.00001)