MMP9 and diabetes mellitus: MMP-10 levels were associated with age (11.7; 95% CI 1.4 to 21.9, p = 0.025) and diabetes (OR = 1.001, 95% CI 1.000 to 1.003, p = 0.021), and MMP-9 levels were lower in female patients (−59.9; 95% CI −98.1 to −7.7, p = 0.022, Supplemental Table 2).