a strong trendp=0.071
An analysis of CLTI patients demonstrated that there was no significant difference between RC 4-5 and RC 6 patients in terms of late mortality, but patients with RC 6 had a strong trend toward higher risk for all-cause death (RC 4-5 vs RC 6: HR 0.59, 95% CI 0.33 to 1.05, p=0.071).