Measuring Herpes Zoster and PHN Associated Burden of Illness and Health Care Utilization Costs in Thailand

Study Overview
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Brief Summary
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Total 7 institutions will be recruited i.e. Clinical Infectious Disease Research Unit Department of Clinical Tropical Medicine, Faculty of Tropical Medicine Mahidol University,Bamrasnaradura Infectious Disease Institute ,Pramonkutklao Hospital,Rajavithi Hospital,NationalCancerInstitute,Institute of Dermatology,Raj Pracha Samasai Institute OBJECTIVES Measure the burden of illness due to herpes zoster (Zoster) and post-herpetic neuralgia (PHN) (severity and duration); Assess the quality of life (QoL) and quality adjusted life years (QALY) lost due to Zoster and PHN; Describe health care resource utilization associated with Zoster and PHN; Describe the direct and indirect costs per case of Zoster and PHN

Detailed Description
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This will be a prospective cohort study of patients presenting with Zoster rash in 7 specialized institutions in Thailand. Subjects will be entered in the cohort at the time of presentation with Zoster rash. After the baseline assessment (day 0) that will be conducted at the investigator's office there will be 4 assessments (prospective part of the study) that will be conducted at day 7, month 1, month 3 and month 6. We expect that there will be approximately 150 patients included in the study cohort. Cohort assembly will take place between April 2007 and October 2007. The study will be conducted in 3 groups Eligible patients for each group will include Group A: Both male and female patients ≥ 50 years of age with Zoster rash. Group B: Both HIV infected male and female patients ≥ 20 years of age with Zoster rash. Group C: Both Oncology male and female patients ≥ 20 years of age who on chemotherapy with Zoster rash. Key exclusion criteria includes patient who refuses to sign informed consent.

Official Title
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Measuring Herpes Zoster and Post-Herpetic Neuralgia Associated Burden of Illness and Health Care Utilization and Costs in Thailand

Conditions
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Herpes Zoster

Participation Criteria
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Eligibility Criteria
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Inclusion Criteria: Physician confirmed diagnosis of Zoster rash of onset of Zoster rash must be documented in the patient's chart. Patient is capable of understanding the study and the content of the consent form and has agreed to participate in the study by signing the informed consent. Patient will be available for the study follow up period Exclusion Criteria: no specific exclusion criteria

Ages Eligible for Study
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Minimum Age: 20 Years

Sexes Eligible for Study
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All

Accepts Healthy Volunteers
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No

Study Plan
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How is the study designed?
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Arms and Interventions

| Participant Group/Arm | Intervention/Treatment |
| --- | --- |
| Elderly patients<br> | |
| HIV infected patients<br> | |
| Immunosuppressed patients<br> | |

What is the study measuring?
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Primary Outcome Measures

| Outcome Measure | Measure Description | Time Frame |
| --- | --- | --- |

 Terms related to the study
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Keywords Provided by Centre Hospitalier Valida
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Burden of Illness for Herpes zoster in Thailand.