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Sponsor financial has been stopped.
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| Name | Class |
|---|---|
| NAMSA | OTHER |
| Johns Hopkins University | OTHER |
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This is a multicenter, prospective, observational study designed to determine the clinical sensitivity and specificity of the Abionic IVD CAPSULE Allergic Asthma panel performed on Abionic's abioSCOPE device using K3-EDTA anticoagulated plasma samples from atopic and non-atopic pediatric and adult patients. Patients' sensitization determined with the abioSCOPE will be compared to the clinical assessment of allergy.
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| Label | Type | Description | Intervention Names |
|---|---|---|---|
| Interventions | Per test, a minimum of 40 atopic subjects for a given allergy and a total of at least 100 non-atopic subjects. To ensure that sufficient subjects with valid results are enrolled, the atopic enrollment goal per allergy is approximately 50 subjects. For each allergen, approximately 20% of the samples must be in the range of 0.70 to 3.5 IUA/mL and the remainder must cover a measuring range that is representative of the target population. Results from a single positive subject can be used in the analyses of more than one allergen if the subject is sensitized for more than one allergen. |
|
| Name | Type | Description | Arm Group Labels | Other Names |
|---|---|---|---|---|
| Blood Collection | Device | K3-EDTA venous whole blood 9 mL 1 venous draw |
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| Measure | Description | Time Frame |
|---|---|---|
| Sensitivity and Specificity of the abioSCOPE | The primary objective will be evaluated by estimating the Sensitivity and Specificity of the abioSCOPE to detect sensitization to each of the five allergens or group of allergens. The estimates will be accompanied by 95% Clopper-Pearson Confidence Intervals. The acceptance criteria will be compared to the lower bound of the 95% confidence interval. The ability of the abioSCOPE to detect sensitization to each allergen will be considered acceptable if both the sensitivity and specificity of the allergen meet both performance goals. | Day 1 |
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| Measure | Description | Time Frame |
|---|---|---|
| Determination of Positive Predictive Value (PPV), Negative Predictive Value (NPV), Concordance and study prevalence of allergen sensitization. | Presentation of Positive Predictive Value (PPV), Negative Predictive Value (NPV), Concordance and study prevalence of allergen sensitization based of the classification of 40 subjects for each allergen. | Day 1 |
Inclusion Criteria:
Atopic and non-atopic individuals are needed for this study. For enrollment in the atopic arm, patients must meet all of the inclusion criteria listed below to be eligible for participation:
For enrollment in the non-atopic arm, patients must meet all of the inclusion criteria list below to be eligible for participation:
Exclusion Criteria:
Patients must not meet any exclusion criteria below to be eligible for participation:
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• Per test, a minimum of 40 atopic subjects for a given allergy and a total of at least 100 non-atopic subjects (). To ensure that sufficient subjects with valid results are enrolled, the atopic enrollment goal per allergy is approximately 50 subjects. For each allergen, approximately 20% of the samples must be in the range of 0.70 to 3.5 IUA/mL and the remainder must cover a measuring range that is representative of the target population. Results from a single positive subject can be used in the analyses of more than one allergen if the subject is sensitized for more than one allergen.
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| Facility | Status | City | State | ZIP | Country | Contacts |
|---|---|---|---|---|---|---|
| George Washington University, Washington DC | Washington D.C. | District of Columbia | 20037 | United States | ||
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| ID | Term |
|---|---|
| D006967 | Hypersensitivity |
| D001249 | Asthma |
| ID | Term |
|---|---|
| D007154 | Immune System Diseases |
| D001982 | Bronchial Diseases |
| D012140 | Respiratory Tract Diseases |
| D008173 | Lung Diseases, Obstructive |
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| ID | Term |
|---|---|
| D001800 | Blood Specimen Collection |
| ID | Term |
|---|---|
| D013048 | Specimen Handling |
| D019411 | Clinical Laboratory Techniques |
| D019937 | Diagnostic Techniques and Procedures |
| D003933 | Diagnosis |
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| Johns Hopkins University, Baltimore |
| Baltimore |
| Maryland |
| 21215 |
| United States |
| Johns Hopkins | Baltimore | Maryland | 21287 | United States |
| Creticos Research Group, LLC | Crownsville | Maryland | 20132 | United States |
| The Bernstein Clinical Research Center Cincinnati | Cincinnati | Ohio | 45231 | United States |
| D008171 | Lung Diseases |
| D012130 | Respiratory Hypersensitivity |
| D006969 | Hypersensitivity, Immediate |
| D011677 | Punctures |
| D013514 | Surgical Procedures, Operative |
| D008919 | Investigative Techniques |