a significant trendP < 0.001
However, there was a significant trend toward a higher risk of RR with PCI using DES versus CABG (RR = 1.72, 95% CI = 1.28–2.33, P < 0.001), with no heterogeneity (I 2 = 0%, P = 0.653) across the trails (Figure 2 and Table 3 ).