| E.1 Medical condition or disease under investigation | 
| E.1.1 | Medical condition(s) being investigated | 
| Type II Diabetes Mellitus and Diabetic Kidney Disease |  
| Diabetes Mellitus tipo II y enfermedad renal crónica |  | 
| E.1.1.1 | Medical condition in easily understood language | 
| Type II Diabetes Mellitus and Diabetic Kidney Disease |  
| Diabetes Mellitus tipo II y enfermedad renal crónica |  | 
| E.1.1.2 | Therapeutic area | Diseases [C] - Cardiovascular Diseases [C14] | 
| MedDRA Classification | 
| E.1.2 Medical condition or disease under investigation | 
| 
| E.1.2 | Version | 21.1 |  
| E.1.2 | Level | PT |  
| E.1.2 | Classification code | 10061835 |  
| E.1.2 | Term | Diabetic nephropathy |  
| E.1.2 | System Organ Class | 10038359 - Renal and urinary disorders |  | 
| E.1.3 | Condition being studied is a rare disease | No | 
| E.2 Objective of the trial | 
| E.2.1 | Main objective of the trial | 
| This study aims to  investigate long-term effect of finerenone treatment, in addition to standard-of-care, on circulating blood biomarkers associated with fibrosis, congestion, inflammation and vascular function. |  
| Investigar el efecto a largo plazo del tratamiento con Finerenona, sumado al tratamiento estándar, sobre los biomarcadores sanguíneos circulantes asociados a la fibrosis, la congestión, la inflamación y la función vascular
 |  | 
| E.2.2 | Secondary objectives of the trial | 
| To characterize mid- to long-term PD effects of finerenone and profiling the response to finerenone (vs placebo) in patients with DKD to describe biological pathways. |  
| Caracterizar a medio-largo plazo los efectos PD de finerenona y el perfil de respuesta de finerona (vs placebo) en pacientes con DKD para describir los mecanismo biológicos. |  | 
| E.2.3 | Trial contains a sub-study | No | 
| E.3 | Principal inclusion criteria | 
| Signed informed consent to participate in FIGARO-BM • Randomized in the FIGARO-DKD trial
 • For each participant, PK plasma samples from Visit 3 and at least 2 other Visits (Visit 5, Visit 8, Visit 11) must be available on storage from the main study FIGARO-DKD
 |  
| Consentimiento informado firmado para participar en FIGARO-BM • Aleatorizados en el ensayo FIGARO-DKD
 • De cada participante, se debe disponer de muestras almacenadas de plasma para FC de la visita 3 y al menos otras 2 visitas (visita 5, visita 8, visita 11) del estudio principal FIGARO-DKD
 |  | 
| E.4 | Principal exclusion criteria | 
| Subjects which did not show overall compliance of 80 to 120% with study intervention in FIGARO-DKD • Subjects which were not part of the full analysis set (FAS) of FIGARO-DKD.
 • Subjects with known fatal outcome
 Subjects with baseline eGFR ≤25 mL/min/1.73m2
 • Subjects with low baseline risk (normal albuminuria and eGFR≥60 mL/min/1.73m2)
 |  
| Sujetos que no mostraron un cumplimiento general del 80 % al 120 % con la intervención del estudio en FIGARO-DKD • Sujetos que no formaron parte del grupo completo de análisis (GCA) de FIGARO-DKD.
 • Sujetos con desenlace mortal conocido
 • Sujetos con TFGe basal ≤25 ml/min/1,73 m2
 • Sujetos con bajo riesgo basal (albuminuria normal y TFGe ≥60 ml/min/1,73 m2)
 |  | 
| E.5 End points | 
| E.5.1 | Primary end point(s) | 
| To investigate long-term effect of finerenone treatment, in addition to standard-of-care, on circulating blood biomarkers associated with fibrosis, congestion, inflammation and vascular function |  
| Investigar el efecto a largo plazo del tratamiento con Finerenona, sumado al tratamiento estándar, sobre los biomarcadores sanguíneos circulantes asociados a la fibrosis, la congestión, la inflamación y la función vascular
 |  | 
| E.5.1.1 | Timepoint(s) of evaluation of this end point | 
| Change in plasma biomarker levels after 36 months (Visit 11) of treatment versus 4 months (Visit 3) of treatment in a set of 27 pre-defined biomarkers |  
| Cambio en los niveles de biomarcadores plasmáticos tras 36 meses (visita 11) de tratamiento frente a 4 meses (visita 3) de tratamiento en un conjunto de 27
 biomarcadores predefinidos
 |  | 
| E.5.2 | Secondary end point(s) | 
| To characterize mid- to long-term PD effects of finerenone and profiling the response to finerenone (vs placebo) in patients with DKD to describe biological pathways |  
| Caracterizar a medio-largo plazo los efectos PD de finerenona y el perfil de respuesta de finerona (vs placebo) en pacientes con DKD para describir los mecanismo biológicos. |  | 
| E.5.2.1 | Timepoint(s) of evaluation of this end point | 
| Change in plasma biomarker levels after 12 months (Visit 5), 24 months (Visit 8) and 36 months (Visit 11) of treatment versus 4 months (Visit 3) of treatment |  
| Cambio en los niveles de biomarcadores plasmáticos tras 12 meses (visita 5), 24 meses (visita 8) y 36 meses (Visita 11) de tratamiento frente a 4 meses (visita 3) de tratamiento |  | 
| E.6 and E.7 Scope of the trial | 
| E.6 | Scope of the trial | 
| E.6.1 | Diagnosis | No | 
| E.6.2 | Prophylaxis | No | 
| E.6.3 | Therapy | No | 
| E.6.4 | Safety | No | 
| E.6.5 | Efficacy | No | 
| E.6.6 | Pharmacokinetic | No | 
| E.6.7 | Pharmacodynamic | Yes | 
| E.6.8 | Bioequivalence | No | 
| E.6.9 | Dose response | No | 
| E.6.10 | Pharmacogenetic | No | 
| E.6.11 | Pharmacogenomic | No | 
| E.6.12 | Pharmacoeconomic | No | 
| E.6.13 | Others | No | 
| E.7 | Trial type and phase | 
| E.7.1 | Human pharmacology (Phase I) | No | 
| E.7.1.1 | First administration to humans | No | 
| E.7.1.2 | Bioequivalence study | No | 
| E.7.1.3 | Other | No | 
| E.7.1.3.1 | Other trial type description |  | 
| E.7.2 | Therapeutic exploratory (Phase II) | Yes | 
| E.7.3 | Therapeutic confirmatory (Phase III) | No | 
| E.7.4 | Therapeutic use (Phase IV) | No | 
| E.8 Design of the trial | 
| E.8.1 | Controlled | Yes | 
| E.8.1.1 | Randomised | Yes | 
| E.8.1.2 | Open | No | 
| E.8.1.3 | Single blind | No | 
| E.8.1.4 | Double blind | Yes | 
| E.8.1.5 | Parallel group | Yes | 
| E.8.1.6 | Cross over | No | 
| E.8.1.7 | Other | Yes | 
| E.8.1.7.1 | Other trial design description | 
| estudio retrospectivo complementario de biomarcadores al ensayo FIGARO DKD |  
| retrospective biomarker add-on study to FIGARO-DKD |  | 
| E.8.2 | Comparator of controlled trial | 
| E.8.2.1 | Other medicinal product(s) | No | 
| E.8.2.2 | Placebo | Yes | 
| E.8.2.3 | Other | No | 
| E.8.2.4 | Number of treatment arms in the trial | 2 | 
| E.8.3 | The trial involves single site in the Member State concerned | No | 
| E.8.4 | The trial involves multiple sites in the Member State concerned | Yes | 
| E.8.4.1 | Number of sites anticipated in Member State concerned | 5 | 
| E.8.5 | The trial involves multiple Member States | Yes | 
| E.8.5.1 | Number of sites anticipated in the EEA | 68 | 
| E.8.6 Trial involving sites outside the EEA | 
| E.8.6.1 | Trial being conducted both within and outside the EEA | Yes | 
| E.8.6.2 | Trial being conducted completely outside of the EEA | No | 
| E.8.6.3 | If E.8.6.1 or E.8.6.2 are Yes, specify the regions in which trial sites are planned | 
| Australia |  
| Brazil |  
| Canada |  
| Hong Kong |  
| Israel |  
| Japan |  
| Korea, Republic of |  
| Russian Federation |  
| Singapore |  
| Taiwan |  
| United States |  
| Austria |  
| Belgium |  
| Bulgaria |  
| Denmark |  
| Finland |  
| Hungary |  
| Italy |  
| Netherlands |  
| Portugal |  
| Spain |  
| Sweden |  
| Czechia |  | 
| E.8.7 | Trial has a data monitoring committee | No | 
| E.8.8 | Definition of the end of the trial and justification where it is not the last
                        visit of the last subject undergoing the trial | 
| The end of the study is defined as the date when the last subject provides consent into the study globally |  
| El fin del ensayo se define como la fecha en que el último paciente da su consentimiento informado a nivel global |  | 
| E.8.9 Initial estimate of the duration of the trial | 
| E.8.9.1 | In the Member State concerned years | 0 | 
| E.8.9.1 | In the Member State concerned months | 4 | 
| E.8.9.1 | In the Member State concerned days |  | 
| E.8.9.2 | In all countries concerned by the trial years | 0 | 
| E.8.9.2 | In all countries concerned by the trial months | 4 |