showed a trendp = 0.436
Clavien‐Dindo grade IV or higher complication rates showed a trend of improvement, with significant enhancements observed since 2018 (Figure 1D and Table 2 ); it was 1.069 (95% CI: 0.904–1.263, p = 0.436) in 2015 and significantly decreased to 0.808 (95% CI: 0.681–0.958, p = 0.014) in 2020.