INS and diabetes mellitus: Other identified risk factors included longer diabetes duration (HR = 1.021; 95% CI = 1.008–1.033), poor glycaemic control (HR = 1.264; 95% CI = 1.096–1.458), insulin use (HR = 1.458; 95% CI = 1.192–1.784), and a smaller PAVR in 2017 (HR = 0.191; 95% CI = 0.070–0.518).