An Observational Study in Clinical Practice Management of Patients With Biological Drugs in Monotherapy

Browse trials for

• Arthritis 3,554
• Arthritis, Rheumatoid 2,888

Arthritis

3,554 studies on the registry are indexed under Arthritis; 318 are open to participants now.

This study's enrollment of 210 is above the median of 155 across 1,057 observational studies indexed under Arthritis.

Lead sponsor

Hoffmann-La Roche is the lead sponsor of 2,061 studies on the registry; 85 are open to participants now.

Of its 319 completed or terminated interventional studies of FDA-regulated products, 239 (75%) have results posted.

Study population

Groups and cohorts

• bDMARD Monotherapy

  Patients with moderate to severe rheumatoid arthritis (RA) will be treated with bDMARD (biologic disease-modifying antirheumatic drug) monotherapy under routine clinical practice conditions at rheumatology clinics

Primary outcomes

1. Number of Participants With Level of Education Completed

   Level of education completed is a component of socio-demographic characteristics. It is recorded as cannot read, no formal education, primary education or equivalent, general secondary education, vocational education, and higher education or equivalent. Data were collected at study entry (Single visit study)

   Time frame: At Visit 1 (Single visit study)

2. Number of Participants With Smoking Habits

   Smoking habits is a component of socio-demographic characteristics. Participants' smoking status is recorded as non-smoker, smoker, and ex-smoker at Visit 1.

   Time frame: At Visit 1

3. Smoking-habit for Smokers or Ex-smokers (Packs in Years)

   Smoking-habit included number of pack per years is reported.

   Time frame: At Visit 1

4. Smoking-habit or Smokers or Ex-smokers (Smoking/Quit Smoking )

   Smoking-habit included years of smoking/quit smoking is reported for participants.

   Time frame: At Visit 1

5. Mean Time of Onset of Rheumatoid Arthritis

   Onset of rheumatoid arthritis is a component of clinical characteristics.

   Time frame: At Visit 1

6. Number of Participants With Family History of Rheumatoid Arthritis

   Family history is a component of clinical characteristics. Participants who had a family history of rheumatoid arthritis is recorded as yes/no. Also, family history related to parents, siblings, aunts and uncles, grandparents, or other is recorded.

   Time frame: At Visit 1

7. Number of Participants With Co-morbidities

   Co-morbidity is a component of clinical characteristics It included stroke, heart failure (grades I, II, III or IV), ischemic heart disease, hypertension, dyslipidemia, osteoporosis, interstitial lung disease, chronic obstructive pulmonary disease (COPD), depression, diabetes mellitus, liver disease, serious infections, tuberculosis, hematological malignancies, solid tumors and others. Participants were assessed into categories with associated co-morbidities as yes and no.

   Time frame: At Visit 1

8. Number of Participants With Extra-articular Manifestations at Visit 1

   Extra-articular manifestations (EAMs) are a component of of clinical characteristics EAMs are symptoms and diseases that occur in parts of the body other than joints. These included the presence of amyloidosis (rare disease that results from the buildup of misfolded proteins), anemia (deficiency of red cells in the blood), heart complications, lung complications, rheumatoid nodules (local swelling), felty's syndrome (presence of rheumatoid arthritis, an enlarged spleen, and an abnormally low white blood cell count), and secondary Sjogren's (an autoimmune disorder that damages moisture-producing glands, making it difficult to produce saliva and tears). Participants were assessed into categories with extra-articular Manifestations as yes, no and missing nos.

   Time frame: At Visit 1

9. Mean Number of Painful and Swollen Joints at Visit 1

   Participants were assessed for painful and swollen joints at Visit 1. Painful joint is the most specific clinical method to quantify abnormalities in participants with RA. It reflects the amount of inflamed synovial tissue.

   Time frame: At Visit 1

10. Physician's Global Assessment of Disease Activity at Visit 1

    The Physician's global assessment of disease activity is assessed using a 0 to 100 millimeter (mm) horizontal visual analogue scale (VAS). The left-hand extreme of the line equals 0 mm, and is described as "no disease activity" (symptom-free and no arthritis symptoms) and the right-hand extreme equals 100 mm, as "maximum disease activity" (maximum arthritis disease activity).

    Time frame: At Visit 1

11. Patient's Global Assessment of Disease Activity at Visit 1

    Patient global assessment of disease activity visual analog scale is assessed using a 0 to 100 mm horizontal VAS. The left-hand extreme of the line equals 0 mm, and is described as "no disease activity" (symptom-free and no arthritis symptoms) and the right-hand extreme equals 100 mm, as "maximum disease activity" (maximum arthritis disease activity).

    Time frame: At Visit 1

12. Number of Participants With Hematology Parameters Values Falling Within Reference Values at Visit 1

    Hematology parameters are considered as one of the component of clinical characteristics. Hematology parameters included white blood cells (WBC), platelets, red blood cells (RBC), hemoglobin, hematocrit, neutrophils, basophils, eosinophils, lymphocytes, monocytes.

    Time frame: At Visit 1

13. Number of Participants With Biochemistry Parameters Values Falling Within Reference Values at Visit 1

    Biochemistry parameters is considered as one of the component of clinical characteristics. Biochemistry parameters included alanine amino transferase (ALT), aspartate amino transferase (AST), triglycerides, total cholesterol, high density lipoprotein (HDL), low density lipoprotein (LDL), and total lipids.

    Time frame: At Visit 1

14. Number of Participants With Presence/Absence Rheumatoid Factor and Anti-Cyclic Citrullinated Protein Antibodies

    Rheumatoid Factor (RF) is the auto antibody directed against Immunoglobulin G and its concentration is observed in human serum or plasma. Anti-Cyclic Citrullinated Protein Antibodies (Anti-CCP) antibodies are auto antibodies (antibodies directed against 1 or more of an individual's own proteins) that are frequently detected in the blood of rheumatoid arthritis participants.

    Time frame: At Visit 1

15. Number of Participants With C-reactive Protein and Erythrocyte Sedimentation Rate Falling Within Reference Values at Visit 1

    The test for C-reactive Protein (CRP) is a laboratory measurement for evaluation of an acute phase reactant of inflammation through the use of an ultra-sensitive assay. A decrease in the level of CRP indicates reduction in inflammation and therefore improvement. Erythrocyte sedimentation rate (ESR) is a laboratory test that provides a non-specific measure of inflammation. A higher rate is consistent with inflammation.

    Time frame: At Visit 1

16. Patient Pain Visual Analog Scale Score at Visit 1

    Participants assessed their pain using a 0 to 10 horizontal visual analogue scale (VAS). The left-hand extreme of the line equals 0 and is described as "no pain" and the right-hand extreme equals 10 as "unbearable pain"

    Time frame: At Visit 1

17. Number of Participants With Joint Damage at Visit 1

    Number of participants with joint damage is recorded as yes and no.

    Time frame: At Visit 1

18. Mean Score on Disease Activity Score Based on 28-Joints Count at Visit 1

    Disease activity score (DAS) 28 is a combined index for measuring disease activity in RA. The index includes swollen (range 0-28) and tender (range 0-28) joint counts, acute phase response (ESR in mm/hr), and general health status (participant global assessment of disease activity using VAS, range 1-100 mm). DAS28, which uses a 28-joint count, is derived from the original DAS, which includes a 44-swollen joint count. The DAS28 scale ranges from 0 to 10, where higher scores indicate worsening.

    Time frame: At Visit 1

19. Number of Participants With Disease Activity Score by Categorization at Visit 1

    DAS28 is divided into 4 categories as: remission \<2.6, low activity 2.6-3.2, moderate 3.2-5.1 and high \>5.1.

    Time frame: At Visit 1

20. Mean Score on Clinical Disease Activity Index at Visit 1

    Clinical disease activity index (CDAI) of participants is a composite index that is calculated as the sum of number of painful joint, number of swollen joint, patient's VAS (0-10 cm) assessment, physician global VAS assessment (0-10 cm). The CDAI score ranges from 0 to 76, where lower scores indicate less disease activity.

    Time frame: At Visit 1

21. Number of Participants With Clinical Disease Activity by Categorization at Visit 1

    CDAI is divided into 4 categories as: remission \<2.8, low activity 2.8-10, moderate 10-22 and high\>22.

    Time frame: At Visit 1

22. Mean Score on Simple Disease Activity Index at Visit 1

    Simple Disease Activity Index (SDAI) is calculated by sum of number of painful joint and swollen joint count, patient and physician global assessment of disease activity (VAS 0-10 cm), and level of C-reactive protein in milligrams per deciliter (mg/dL). SDAI total score ranges from 0 to 86, where higher scores indicates greater affect due to disease activity.

    Time frame: At Visit 1

23. Number of Participants With Simple Disease Activity Index Score by Categorization at Visit 1

    SDAI is divided into 4 categories as: remission (\<3.3), low activity (3.3-11), moderate activity (11-26) and high activity (\>26).

    Time frame: At Visit 1

Secondary outcomes

1. Number of Participants Prescribed First Synthetic Disease-Modifying Antirheumatic Drug Therapy Before the Study

   Number of participants prescribed with first synthetic disease-modifying antirheumatic drug therapy (sDMARD) in monotherapy and in a combination before the study was presented.

   Time frame: At Visit 1

2. Mean Time Between Diagnosis and Prescription of First Synthetic Disease-Modifying Antirheumatic Drug or First Biologic Disease-Modifying Antirheumatic Drug

   Mean time in months at Visit 1 between diagnosis and prescription of first sDMARD/ first bDMARD was presented.

   Time frame: At Visit 1

3. Number of Participants Who Received Each sDMARD Before The Study

   Number of participants who previously received sDMARDs before the study in at Visit 1 was reported. sDMARDS included azathioprine, penicillamine, sulfasalazine, hydroxychloroquine, gold salts, chloroquine, leflunomide, ciclosporin, methotrexate, and chlorambucil medications.

   Time frame: At Visit 1

4. Number of Participants Who Received Last sDMARD Prescribed Before the Study

   Number of participants who previously received sDMARDs before the study in at Visit 1 was reported. sDMARDS included azathioprine, penicillamine, sulfasalazine, hydroxychloroquine, gold salts, leflunomide, ciclosporin, methotrexate, and leflunomide + methotrexate.

   Time frame: At Visit 1

5. Number of Participants Prescribed First bDMARD Before the Study

   Number of participants prescribed first bDMARD before the study was presented.

   Time frame: At Visit 1

6. Number of Participants Who Received Each bDMARD Before the Study

   Number of participant who received bDMARD (etanercept, infliximab, golimumab, adalimumab, abatacept, tocilizumab, rituximab) before the study was reported in at Visit 1.

   Time frame: At Visit 1

7. Mean Time Between the Last sDMARD and bDMARD Received at Visit 1

   Mean time between the last sDMARD and bDMARD received at Visit 1 was presented in months.

   Time frame: At Visit 1

8. Number of Participants With Changing the Previous sDMARD/ bDMARD

   Any reasons for changing the previous sDMARD/bDMARD treatment were recorded as lack of efficacy, adverse events, intolerance, clinical improvement and other. There may be more than one reason for changing sDMARD/ bDMARD per participant.

   Time frame: At Visit 1

9. Number of sDMARD and bDMARDs Received Before the Study Treatment (bDMARD Monotherapy)

   Number of sDMARD and bDMARDs received by Participants before the study was presented

   Time frame: At Visit 1

10. Number of Participants Received sDMARD, sDMARD+ bDMARD or bDMARD Immediately Before the Study Treatment

    Time frame: At Visit 1

11. Number of Participants Discontinued the Previous Treatment and Started the Study Treatment

    The reasons for changing the previous sDMARD, sDMARD+ bDMARD or bDMARD treatment and starting the study treatment were recorded as lack of efficacy, adverse events, intolerance, clinical improvement, and other.

    Time frame: At Visit 1

12. Median Time Taking the Biologic Agent in Monotherapy Before the Study Treatment

    Median time in months taking the Biologic Agent in monotherapy before the study was presented.

    Time frame: At Visit 1

13. Number of Participants Treated With Concomitant Medications Before the Study

    Participants received concomitant medications (corticosteroids, non-steroidal anti-inflammatory drugs \[NSAID\], and other treatment) before the study were presented.

    Time frame: At Visit 1

14. Number of Participants Received Current bDMARD Treatment at the Time of the Study

    Current bDMARD treatment included etanercept, infliximab, adalimumab, abatacept, tocilizumab, rituximab and certolizumab.

    Time frame: At Visit 1

15. Number of Participants Received Other Concomitant Treatments With the Current bDMARD Monotherapy

    Other treatments included corticosteroids, NSAIDs and corticosteroid + NSAID.

    Time frame: At Visit 1

16. Number of Participants With Reasons for Starting Current Biologic Monotherapy

    The reasons for changing current biologic treatment were recorded as lack of efficacy, adverse events, intolerance, clinical improvement and other.

    Time frame: At Visit 1

17. Number of Participants Who Received Tocilizumab, Anti-Tumour Necrosis Factor and Other as a Monotherapy at the Time of the Study

    Participants who received tocilizumab, Anti-tumour necrosis factor (TNF) and Other treatment of monotherapy were reported.

    Time frame: At Visit 1

18. Mean Time of bDMARD Monotherapy Started at the Time of the Study Since Onset of RA

    Time frame: At Visit 1

19. Number of sDMARD and bDMARDs Received Before the Study Treatment (Tocilizumab or Other Biologic Agent)

    Time frame: At Visit 1

20. Mean Score on Disease Activity Score Based on 28-Joints Count, Clinical Disease Activity Index and Simple Disease Activity Index by Biologic Agent in Monotherapy at the Time of the Study

    Mean score of DAS28 index, CDAI index, and SDAI index were recorded for participants who received biologic agent in monotherapy at the time of the study.

    Time frame: At Visit 1

21. Number of Participants With Categorization of Disease Activity Based on Disease Activity Score, Clinical Disease Activity Index Score and Simple Disease Activity Index Score

    Mean score of categorization (remission/low activity and moderate/high activity) of DAS28 index, CDAI index, and SDAI index was recorded for participants who received biologic agent in monotherapy at the time of the study .

    Time frame: At Visit 1

22. Mean Number of Joint Count for Painful Joints and Swollen Joints by Biologic Agent in Monotherapy at the Time of the Study

    Participants who received biologic agent in monotherapy at the time of the study were assessed for a number of painful joints (NPJ) and swollen joints (NSJ).

    Time frame: At Visit 1

23. Number of Participants Falling Within Reference Values For C-reactive Protein and Erythrocyte Sedimentation Rate by Biologic Agent in Monotherapy at the Time of the Study

    Participants who received biologic agent in monotherapy at the time of the study were assessed for C-reactive Protein (CRP) and Erythrocyte Sedimentation Rate (ESR).

    Time frame: At Visit 1

24. Number of Participants With Adverse Events Leading to a Change of Treatment

    An Adverse Event was considered as any unfavorable and unintended sign, symptom, or disease associated with the use of the study drug, whether or not considered related to the study drug. Adverse events were collected as a reason for the change to monotherapy.

    Time frame: At the time of change of treatment

25. Number of Participants With Any Adverse Events and Any Serious Adverse Events

    An Any Adverse Events (AEs) is defined as any untoward medical occurrence in a participant or clinical investigation participant, temporally associated with the use of a medicinal product, whether or not considered to be related to the medicinal product. An Serious Adverse Events (SAEs) is any untoward medical occurrence that, at any dose, results in death, is life threatening, requires hospitalization or prolongation of existing hospitalization, results in disability/incapacity, or results in a congenital anomaly/birth defect.

    Time frame: At the time of change of treatment (to the current treatment)

Baseline characteristics