Fig. 1From: Evaluation of the chromogenic anti-factor IIa assay to assess dabigatran exposure in geriatric patients with atrial fibrillation in an outpatient settingThe relationship between plasma dabigatran concentrations determined by chromogenic anti-IIa assay and HPLC-MS-MS. Solid line – linear regression y = 0.9053x + 16.11, r 2 = 0.81Back to article page