a Trial of Using SMS Reminder Among Diabetic Retinopathy Patients in Rural China

Study Overview
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Brief Summary
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The purpose of this study is to use a randomized controlled design to determine the impact of a SMS messaging intervention on the following outcomes among persons diagnosed with diabetic retinopathy in rural China.

Detailed Description
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SMS message reminder is a system which can sent re-visit information to remind the patient about the revisit time and address. The investigators can use the SMS system to find out if it is a useful to reduce the not-attended rate of the revisit appointment among the rural diabetic retinopathy patients.

Official Title
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a Randomized Controlled Trail to Determine the Impact of a SMS Reminder Among Diabetic Retinopathy Patients in Rural China

Conditions
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Compliance, Diabetic Retinopathy, SMS

Intervention / Treatment
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* Other: the SMS reminder message


Participation Criteria
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Eligibility Criteria
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Inclusion Criteria: - all the diabetes patients who would like to join our study in 5 CREST cooperated rural hospitals. Exclusion Criteria: Both the patient and his/her caretakers don't have cellphone,or the one who has cellphone but don't know how to use the SMS function. The first re-visit appointment time is outside our study period.

Ages Eligible for Study
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Minimum Age: 18 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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Design Details

Primary Purpose: Health Services Research
Allocation: Randomized
Intervention Model: Parallel Assignment
Masking: Double


Arms and Interventions

| Participant Group/Arm | Intervention/Treatment |
| --- | --- |
| Other: the SMS group<br>the diabetic retinopathy patient in the SMS group will receive a SMS reminder message about the revisit time,address 1 week and 3 day before the appointment. | Other: the SMS reminder message<br>* the SMS reminder message will sent to the SMS group patients 1 week and 3 day before there appointment,to remind them the exact time and address of the revisit appointment.<br>|
| No Intervention: the control group<br>the diabetic retinopathy patient in the control group won't get any reminder message before the appointment. | |

What is the study measuring?
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Primary Outcome Measures

| Outcome Measure | Measure Description | Time Frame |
| --- | --- | --- |
| Not-attended rate | Compare the SMS patient not-attended rate with the control group to show the impact of SMS reminder on the compliance with scheduled follow-up visit | up to 1.5 years | 

Secondary Outcome Measures

| Outcome Measure | Measure Description | Time Frame |
| --- | --- | --- |
| Knowledge about Diabetic retinopathy on a standardized examination | Using a questionnaire about the comprehensive eye exam and Diabetic retinopathy to compare Knowledge about Diabetic retinopathy on a standardized examination between the SMS group and the control group | up to 1.5 years | 
| Presenting vision | Presenting vision(Best corrected visual acuity) in the better-seeing and worse-seeing eyes of the two group | up to 1.5 years | 
| Loss of presenting vision | Loss of presenting vision(Best corrected visual acuity) in better-seeing eye thought due to Diabetic retinopathy | up to 1.5 years | 
| Satisfaction with care | Using a patient satisfaction questionnaire to compare satisfaction with care between the SMS group and the control group | up tp 1.5 years | 

 Terms related to the study
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Keywords Provided by Centre Hospitalier Valida
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not-attended rate, re-visit, vision, knowledge, satisfaction