Longitudinal study on the epidemiology and management of auto-immune thrombocytopenia (AITP) in Algeria

Study type

• Study topic:
  Disease /health condition
• Study type:
  Non-interventional study
• Scope of the study:
  Disease epidemiology
• Data collection methods:
  Combined primary data collection and secondary use of data

Non-interventional study

• Non-interventional study design:
  Other
• Non-interventional study design, other:
  Longitudinal prospective epidemiological study

Study drug and medical condition

• Medical condition to be studied:
  Immune thrombocytopenia

Population studied

• Short description of the study population:
  All patients over 16 years old previously diagnosed (prior to inclusion visit) or newly diagnosed (at the time of the inclusion visit) with AITP, treated in the hematology departments in Algeria and who gave their informed consent, were included in the study.
• Age groups:
  • Paediatric Population (< 18 years)

    • Adolescents (12 to < 18 years)
  • Adult and elderly population (≥18 years)

    • Adults (18 to < 65 years)

      • Adults (18 to < 46 years)
      • Adults (46 to < 65 years)
    • Elderly (≥ 65 years)

      • Adults (65 to < 75 years)
      • Adults (75 to < 85 years)
      • Adults (85 years and over)
• Special population of interest:
  Other
• Special population of interest, other:
  Immune thrombocytopenic purpura patients
• Estimated number of subjects:
  200

Study design details

• Main study objective:
  To assess the incidence of AITP diagnosed in patients aged 16 years old and over in Algeria in a 12-month period of inclusion
• Outcomes:
  Number of new cases diagnosed with AITP and aged 16 years and over, in Algeria during the period of 12 months of inclusion. Number of new cases diagnosed with AITP and aged 16 years and over, during the period of 12 months of inclusion, by age categories. Number diagnosed with AITP and aged 16 years and over, in Algeria during the period of 12 months of inclusion, by gender, diagnosis stage, Wilaya.
• Data analysis plan:
  This study is an estimation study, so no formal statistical testing will be performed. A descriptive analysis of the collected variables will be conducted.