# Exclusive COA Library

Powered by Pattern Health, a Greenlight Health Data Solutions company

As the exclusive authorized distributor of popular clinical outcome assessments (COA) such as [IWQOL-Lite-CT©](https://greenlighthealth.com/exchange/iwqol-impact-of-weight-on-quality-of-life/), Greenlight works with partners to implement measures for regulated clinical trials, academic research, and clinical applications.  We offer a powerful [eCOA Solution](https://greenlighthealth.com/platform/ecoa/) that makes it easy to create and deploy surveys of any kind. Below, browse our library of validated surveys and COAs authored by leaders in their field.

### [Duke Activity Status Index (DASI)](https://greenlighthealth.com/exchange/dasi-duke-activity-status-index/)

DASI is a validated, 12-item self-report questionnaire for measuring functional capacity.

[Learn More](https://greenlighthealth.com/exchange/dasi-duke-activity-status-index/)

### [Duke Health Measures](https://greenlighthealth.com/exchange/duke-health-measures/)

A set of six validated instruments to measure health and its determinants developed over the past 35 years by Duke University.

[Learn More](https://greenlighthealth.com/exchange/duke-health-measures/)

### [Impact of Weight on Quality of Life (IWQOL):  IWQOL-Lite and IWQOL-Lite-CT](https://greenlighthealth.com/exchange/iwqol-impact-of-weight-on-quality-of-life/)

IWQOL is a copyrighted, validated self-report measure of obesity-specific quality of life.

[Learn More](https://greenlighthealth.com/exchange/iwqol-impact-of-weight-on-quality-of-life/)

### [Observer-Reported Communication Ability (ORCA) Measure](https://greenlighthealth.com/exchange/orca-observer-reported-communication-ability-measure/)

The ORCA measure assesses the communication ability of individuals with neurodevelopmental disorders that significantly impact verbal speech.

[Learn More](https://greenlighthealth.com/exchange/orca-observer-reported-communication-ability-measure/)

### [Wearing Off Questionnaire (WOQ)](https://greenlighthealth.com/exchange/woq-wearing-off-questionnaire/)

Wearing Off Questionnaire (WOQ) is a self-report measure to screen for end-of-dose “wearing off” symptoms in patients with Parkinson’s Disease.

[Learn More](https://greenlighthealth.com/exchange/woq-wearing-off-questionnaire/)

## Supported COA implementation options include:

### 1. Greenlight’s eCOA solution.

Next-gen solution with exclusive pre-built library.

### 2. Third-party eCOA solution.

Custom option for those with an existing system.

### 3. Paper-based solution.

The simple but effort-intensive option.

[Learn More](https://greenlighthealth.com/solutions/clinical-outcome-assessments/coa-implementation-options/)

## Additional Resources

### [IWQOL-Lite-CT Implementation Options](https://greenlighthealth.com/iwqol-lite-ct-implementation-options/)

IWQOL-Lite-CT© (Impact of Weight on Quality of Life-Lite-Clinical Trials) is...

### [Accelerating Clinical Trials: How Greenlight is Pioneering Change](https://greenlighthealth.com/accelerating-clinical-trials/)

Clinical trial sponsors are constantly seeking ways to accelerate study...

### [Pattern Health Accelerates Oncology Research in Partnership with Leading Research Institutions](https://greenlighthealth.com/pattern-accelerates-oncology-research/)

Researchers from prominent oncology research institutions, including Dana-Farber Cancer Institute...

### [ICAN-NC Team Partners with Pattern to Deliver and Study a Digital Health Intervention for Underserved Cancer Patients](https://greenlighthealth.com/case-study-ican-nc/)

The ICAN-NC study is evaluating the efficacy of remote therapy...

### [[Video] Integrating Biometric Devices with Pattern](https://greenlighthealth.com/video-integrating-biometric-data/)

Biometric data is a powerful addition to a study...

### [2023 Year in Review](https://greenlighthealth.com/2023-year-in-review/)

As the year comes to a close, the Pattern Health...

### [Integrated Televisits Now Available on Pattern Health’s Next-Gen Clinical Trial Platform](https://greenlighthealth.com/integrated-televisits-now-available-on-pattern/)

Pattern’s latest release enables a more streamlined experience for participants,...

### [How to Choose the Best-Fit Biometric Devices for Research Studies](https://greenlighthealth.com/how-to-choose-biometric-devices-research/)

Traditional healthcare research has relied on site-based data collection,...