A Study to Evaluate the Performance, Usability, and Contrived Result Interpretation of iStatis Gonorrhea Antigen Test
A Study to Evaluate the Performance, Usability, and Contrived Result Interpretation of iStatis Gonorrhea Antigen Test by Trained Personnel at Near-Patient or Point-of-Care Settings
The objective of this study is to evaluate the performance, usability, and contrived result interpretation of iStatis Gonorrhea Antigen Test (iStatis Gonorrhea Test) in the intended near-patient or point-of-care setting by trained personnel.
研究概览
详细说明
The study is designed to evaluate iStatis Gonorrhea Test performance when used by trained personnel as follows:
- A method comparison will be performed to determine the diagnostic sensitivity and specificity of the iStatis Gonorrhea Test compared to a reference test that is an approved, current on-market Gonorrhea/Chlamydia combo assay, Cobas CT/NG.
- To evaluate the usability of iStatis Gonorrhea Test by means of assessing user experience via a questionnaire in combination with the success in performing the test. A minimum of 15 intended users to participate in the usability evaluation.
- To evaluate and document whether intended users (trained personnel), a minimum of 15 intended users across a minimum of three (3) sites, can successfully interpret contrived iStatis Gonorrhea Test results that include - strong positive, weak positive, negative and a range of invalid results.
研究类型
注册 (估计的)
阶段
- 不适用
联系人和位置
学习联系方式
- 姓名:Ana Subramanian
- 电话号码:16042046784
- 邮箱:asubramanian@biolytical.com
研究联系人备份
- 姓名:Patrick Diaz
- 电话号码:16042046784
- 邮箱:pdiaz@biolytical.com
学习地点
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Gauteng
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Johannesburg、Gauteng、南非、2193
- 招聘中
- Epicentre Health Research (Johannesburg)
-
接触:
- Cherie Cawood
- 电话号码:+42 082 065 2172
- 邮箱:cheriec@epicentre.org.za
-
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KwaZulu-Natal
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Durban、KwaZulu-Natal、南非、3650
- 招聘中
- Epicentre Health Research
-
接触:
- Cherie Cawood
- 电话号码:+27 31 880 2150
- 邮箱:cheriec@epicentre.org.za
-
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Western Cape
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Cape Town、Western Cape、南非、7925
- 招聘中
- Epicentre Health Research (Cape Town)
-
接触:
- Cherie Cawood
- 电话号码:+27 21 201 1658
- 邮箱:cheriec@epicentre.org.za
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-
参与标准
资格标准
适合学习的年龄
接受健康志愿者
有资格学习的性别
描述
Inclusion Criteria
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Age > 16 years
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Subject (or legally authorized representative) is willing to provide written informed consent before any study procedures
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Female gender
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Subject is able and willing to provide vaginal swab specimen for study procedures (3-4 swabs)
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Subject can complete the required testing on the allocated testing day
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Subject can speak, read, and write English
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Subject's demographic information, risk factors, and symptoms are available and can be recorded on case report forms
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Subject agrees to comply with study procedures and sample collection for both the investigational device and the reference method
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Subject is willing to participate in the study site's standard-of-care Gonorrhea counselling and testing program and receive standard-of-care test results, as required and applicable
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Subject is indicated for sexually transmitted infection testing for one or more of the following reasons:
- At risk of Gonorrhea, such as recent unprotected intercourse, multiple or new partners within < 60 days, known exposure to an infected partner, or prior STI history
- Having signs and/or symptoms suggestive of Gonorrhea (e.g., urethral, vaginal, rectal, or pharyngeal discharge; dysuria; pelvic or lower-abdominal pain; sore throat; or rectal discomfort)
- Undergoing routine or opportunistic STI screening, including family-planning, antenatal, or sexual-health clinic visits
- Undergoing re-testing (test-of-cure) > 7 days after completion of Gonorrhea treatment and clinically stable
- Undergoing co-testing for other STIs where Gonorrhea testing is part of a broader diagnostic panel
Exclusion Criteria
- Subject 15 years of age or younger
- Male gender
- Female currently menstruating
- Subject is unable or unwilling to provide informed consent
- Subject is medically unstable or has psychiatric condition(s) that pose a risk or prevent study compliance
- Subject is unable to provide paired samples for reference testing
- Subject requires urgent antimicrobial treatment before specimen collection
- Subject received systemic or topical antibiotics active against Gonorrhea within the previous 7 days
- Subject used topical intravaginal or rectal antiseptics within 48 hours prior to study sampling
- Previously enrolled for the same infection episode
- Anatomical or clinical contraindication to study sampling (e.g., severe cervical pathology)
- Recent urogenital procedure (e.g., cystoscopy, lavage) < 72 hours before study sampling
- Subject belongs to a protected group excluded by local ethics (e.g., incarcerated persons), unless explicitly approved by the EC/IRB
- Any condition that, in the opinion of trained personnel or study staff, would make the participant unsuitable or unsafe for enrolment, interfere with completion of assessments, consent, or questionnaires, or bias study outcomes
- Subject is participating in another interventional clinical study within 30 days that could interfere with study results
学习计划
研究是如何设计的?
设计细节
- 主要用途:放映
- 分配:随机化
- 介入模型:并行分配
- 屏蔽:无(打开标签)
武器和干预
参与者组/臂 |
干预/治疗 |
|---|---|
|
实验性的:iStatis Gonorrhea Test Performance (Operator-collected swabs)
Operator-collected vaginal swabs will be tested on the iStatis Gonorrhea Test |
Vaginal swabs are tested on the iStatis Gonorrhea Antigen Test |
|
实验性的:iStatis Gonorrhea Test Performance (Self-collected swabs)
Self-collected vaginal swabs will be tested on the iStatis Gonorrhea Test. Participants assigned to the self-collection arm of the study will complete the self-collection Usability Questionnaire |
Vaginal swabs are tested on the iStatis Gonorrhea Antigen Test |
|
无干预:Reference Test to evaluate iStatis Performance
Vaginal swabs collected for reference testing will be tested using the Cobas CT/NG reference assay to determine the gonorrhea infection status of participants. |
研究衡量的是什么?
主要结果指标
结果测量 |
措施说明 |
大体时间 |
|---|---|---|
|
Performance Evaluation
大体时间:3 months
|
The performance between iStatis Gonorrhea Test and the reference test result for vaginal swabs (operator-collected and self-collected) will be calculated for all sites combined. Diagnostic sensitivity and specificity values and 95% CIs will be calculated for all subjects combined. The percentage of invalids (tests that fail to produce a control dot with accurate use) will be identified and reported. |
3 months
|
次要结果测量
结果测量 |
措施说明 |
大体时间 |
|---|---|---|
|
iStatis Gonorrhea Test usability evaluation
大体时间:3 months
|
Overall test usability and self collection usability will be determined via a questionnaire completed by trained personnel who used the device during testing and study participants that performed sample self-collection respectively. The usability questionnaire will use a scale of one (1) to 5 (1 - very difficult/very unlikely to 5 - very easy/very likely), with a rating of 3 being satisfactory. |
3 months
|
|
iStatis Gonorrhea Test contrived result interpretation evaluation
大体时间:3 months
|
Trained operators will evaluate a panel of contrived (mock) iStatis devices. These devices are designed to represent a comprehensive range of test outcomes, including strong positives, weak positives, negatives and invalid results. Operators will interpret the results of the mock devices and record their interpretations which will be compared to the correct interpretation of the device. |
3 months
|
合作者和调查者
合作者
研究记录日期
研究主要日期
学习开始 (实际的)
初级完成 (估计的)
研究完成 (估计的)
研究注册日期
首次提交
首先提交符合 QC 标准的
首次发布 (实际的)
研究记录更新
最后更新发布 (实际的)
上次提交的符合 QC 标准的更新
最后验证
更多信息
与本研究相关的术语
其他研究编号
- CLS-009A
药物和器械信息、研究文件
研究美国 FDA 监管的药品
研究美国 FDA 监管的设备产品
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