Potentiating Rural Investment in Children's Eyecare (PRICE)
PRICE
1 other identifier
interventional
10,234
1 country
1
Brief Summary
The aim of the project is to create, study and advocate for a model that can be adopted by the Chinese government to provide spectacles for all children sustainable.
Trial Health
Trial Health Score
Automated assessment based on enrollment pace, timeline, and geographic reach
participants targeted
Target at P75+ for not_applicable
Started Sep 2014
Shorter than P25 for not_applicable
1 active site
Health score is calculated from publicly available data and should be used for screening purposes only.
Trial Relationships
Click on a node to explore related trials.
Study Timeline
Key milestones and dates
First Submitted
Initial submission to the registry
August 31, 2014
CompletedStudy Start
First participant enrolled
September 1, 2014
CompletedFirst Posted
Study publicly available on registry
September 4, 2014
CompletedPrimary Completion
Last participant's last visit for primary outcome
June 1, 2015
CompletedStudy Completion
Last participant's last visit for all outcomes
July 1, 2015
CompletedMarch 9, 2016
March 1, 2016
9 months
August 31, 2014
March 7, 2016
Conditions
Keywords
Outcome Measures
Primary Outcomes (1)
Glasses purchase proportion
Proportion of children in each group requiring glasses whose families select to purchase them.
8 months after the start of the project.
Secondary Outcomes (1)
Wearing spectacles proportion
8 months after the start of the project.
Other Outcomes (3)
Visual acuity
At the first week of the study, two months later, and six months later.
Mydriatic refraction results
One month after visual screening.
Family economic conditions
At the first week of the study
Study Arms (4)
Group 1: Pure Control
NO INTERVENTIONProvision of glasses prescription only
Group 2: Free Glasses
EXPERIMENTALFree glasses for all, no upgrade glasses offered
Group 3: Free + Upgrade Glasses 1
EXPERIMENTALFree glasses for all, optional purchase from range of spectacles, cheapest RMB100 (Mean price paid for glasses by Control families in Seeing is Learning I, subtracting one SD)
Group 4: Free + Upgrade Glasses 2
EXPERIMENTALFree glasses for all, optional purchase from range of spectacles, cheapest RMB200 (Mean price paid for glasses by Control families in Seeing is Learning I, adding one SD)
Interventions
Provide free glasses
Provide optional purchase from range of spectacles, cheapest RMB100 (Mean price paid for glasses by Control families in Seeing is Learning I, subtracting one SD)
Provide optional purchase from range of spectacles, cheapest RMB200 (Mean price paid for glasses by Control families in Seeing is Learning I, adding one SD)
Eligibility Criteria
You may qualify if:
- Randomly selected primary schools, which has all 3, 4 and 5 grades, in the 9 project counties.
- A class randomly selected from each grade of 3, 4, and 5 grades of the selected primary schools.
- All children in the selected classes.
You may not qualify if:
- Those schools that the total number of students are more than 2000.
- Those schools that the total number of students of 3, 4, 5 grades are less than 80.
- Children suffering from eye diseases such as cataract, congenital ptosis, strabismus, congenital glaucoma will not be included in the study and will be recommended referral.
Contact the study team to confirm eligibility.
Sponsors & Collaborators
- Sun Yat-sen Universitylead
- Orbiscollaborator
- United States Agency for International Development (USAID)collaborator
- The Fred Hollows Foundationcollaborator
- Rural Education Action Projectcollaborator
- Second People's Hospital of Yunnan Provincecollaborator
Study Sites (1)
Zhongshan Ophthalmic Center
Guangzhou, Guangdong, 510060, China
Related Publications (5)
He M, Zeng J, Liu Y, Xu J, Pokharel GP, Ellwein LB. Refractive error and visual impairment in urban children in southern china. Invest Ophthalmol Vis Sci. 2004 Mar;45(3):793-9. doi: 10.1167/iovs.03-1051.
PMID: 14985292BACKGROUNDZhou Z, Zeng J, Ma X, Pang X, Yi H, Chen Q, Meltzer ME, He M, Rozelle S, Congdon N. Accuracy of rural refractionists in western China. Invest Ophthalmol Vis Sci. 2014 Jan 7;55(1):154-61. doi: 10.1167/iovs.13-13250.
PMID: 24327616BACKGROUNDLi L, Lam J, Lu Y, Ye Y, Lam DS, Gao Y, Sharma A, Zhang M, Griffiths S, Congdon N. Attitudes of students, parents, and teachers toward glasses use in rural China. Arch Ophthalmol. 2010 Jun;128(6):759-65. doi: 10.1001/archophthalmol.2010.73.
PMID: 20547954BACKGROUNDHe M, Zheng Y, Xiang F. Prevalence of myopia in urban and rural children in mainland China. Optom Vis Sci. 2009 Jan;86(1):40-4. doi: 10.1097/OPX.0b013e3181940719.
PMID: 19104465BACKGROUNDWang X, Congdon N, Ma Y, Hu M, Zhou Y, Liao W, Jin L, Xiao B, Wu X, Ni M, Yi H, Huang Y, Varga B, Zhang H, Cun Y, Li X, Yang L, Liang C, Huang W, Rozelle S, Ma X. Cluster-randomized controlled trial of the effects of free glasses on purchase of children's glasses in China: The PRICE (Potentiating Rural Investment in Children's Eyecare) study. PLoS One. 2017 Nov 21;12(11):e0187808. doi: 10.1371/journal.pone.0187808. eCollection 2017.
PMID: 29161286DERIVED
MeSH Terms
Conditions
Condition Hierarchy (Ancestors)
Study Officials
- PRINCIPAL INVESTIGATOR
Nathan Congdon, MD, MPH
The Key Laboratory, Zhongshan Ophthalmic Center, Sun Yat-sen University
Study Design
- Study Type
- interventional
- Phase
- not applicable
- Allocation
- RANDOMIZED
- Masking
- SINGLE
- Who Masked
- PARTICIPANT
- Purpose
- HEALTH SERVICES RESEARCH
- Intervention Model
- PARALLEL
- Sponsor Type
- OTHER
- Responsible Party
- PRINCIPAL INVESTIGATOR
- PI Title
- Professor, MD,MPH
Study Record Dates
First Submitted
August 31, 2014
First Posted
September 4, 2014
Study Start
September 1, 2014
Primary Completion
June 1, 2015
Study Completion
July 1, 2015
Last Updated
March 9, 2016
Record last verified: 2016-03