highly significantP < 0.001
The differences among these rates were highly significant (hazard ratio [HR] = 2.177, 95% confidence interval [CI] = 1.480-3.202; P < 0.001; Figure 2 A).
The differences among these rates were highly significant (hazard ratio [HR] = 2.177, 95% confidence interval [CI] = 1.480-3.202; P < 0.001; Figure 2 A).