The blue line is an indication of when patterns start to change, and immediately, before we even started putting in clinical interpretation, we can see that the data is speaking to us.
蓝色的曲线向我们指示出 病人的情势何时开始发生变化， 让我们甚至不需要进行临床诊断 就能立即而直观的， 看到数据自己向我们传达的信息。