CD8A and hypertensive disorder: Table 4 features the multivariate linear regression showing independent predictor variables for aging, including PASE scores (B = −0.06, P < 0.001), history of hypertension (B = 3.37, P = 0.012), the percentages of total T cells (B = −0.12, P = 0.018), and CD8+CD28− cells (B = 0.24, P < 0.001).