CSF2 and infection: Compared with placebo, G-CSF or GM-CSF therapy was associated with a significant increase in reversal rate from infection, and no heterogeneity was detected across trials (RR = 1.34, 95% CI: 1.11 to 1.62, P = 0.002; P for heterogeneity = 0.47, I2 = 0%; Figure 5).