Introduction

This is a photo of the inside of the eye. Your task will be to label eyes as healthy or unhealthy with respect to diabetes as part of a research study.

This task is difficult, but all good faith efforts will be accepted. Please answer both questions even if you are not sure.

Zoom:

In

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Please Answer all the questions then click Next to continue.

Click the tabs to see examples of normal and abnormal eyes.

NOTE: The color/tint of the photo is not a marker of disease.

Questions

Normal

Mild

Moderate

Severe

1) Label this eye:

Normal (Healthy)
Abnormal (mild, moderate, severe disease)

2) Is this photo good enough quality to grade?

Yes
No

Thank you for your participation.

Introduction

Classification 1 of 10

1) Label this eye:

2) Is this photo good enough quality to grade?

Thank you for your participation.