Figure 3.

(A) Estimated unadjusted Kaplan-Meier curves for time to therapy discontinuation, and (B) adjusted hazard ratio of discontinuing therapies. Proportional hazard model analysis adjusting for covariates including age, gender, business type, formulary type, baseline antihypertensive therapy, cardiovascular disease medications, antidiabetic medications, antidepressants, number of drugs, co-payments, and maintenance medication refill percentage.

*p < 0.0001 for group comparison parameter estimate in the regression.