Minimally Invasive Mitral Valve Repair with Artificial Chordae: Insights from a 6-Year Single-Center Study

Figure 6

The trend line for operating time generated using a two-dimensional scatter plot. The trend line of operating time reveals a gradual decrease, ranging from approximately 300 to 280 minutes, with a slight increase observed at the 45th patient before continuing to decrease at the 50th patient.