Centre For Clinical Research And Biostatistics (CCRB)

Back History

1 Unique Trial Number (assigned by CCRB)

CUHK_CCT00056

2 Trial Registration Date

2005-12-13

i Registration Status

Retrospective

3 Secondary IDs

Not applicable

4 Source(s) of Funding

N/A

5 Primary Sponsor

Nil

6 Secondary Sponsor

Nil

Function

Please specify

7 Responsible Contact Person (public contact person for patients interested in participating)

i Name

Ms Joyce KUNG

ii Address

UEC 3/F Hong Kong Eye Hospital, 147K Argyle St., Kln

iii Phone

3943 5813

iv Email

joycekung@cuhk.edu.hk

v Affiliation

Department of Ophthalmology and Visual Sciences

vi Country

8 Research Contact Person (person to contact for scientific inquiries)

i Name

Prof. Dennis SC Lam

ii Address

UEC 3/F Hong Kong Eye Hospital, 147K Argyle St.,Kln

iii Phone

3943 5813

iv Email

email dennislam_cu_res@cuhk.edu.hk

v Affiliation

Department of Ophthalmology and Visual Sciences

vi Country

9 Official Scientific Title of the Study

Genetic analysis for eye disease

10 Public Title

Genetic analysis for eye disease

i Public Title in Chinese 研究名稱

11 Short Title (Optional)

Not applicable

12 Countries of Recruitment

Hong Kong

13 Research Ethic Review

i Has the study received appropriate ethics approval?

Yes

ii When is the approval date?

2004-05-13

iii Full Name of IRB/IEC

Please specify

iv IRB/IEC approval reference number

14 Medical Condition Being Studied

Eye Diseases

15 Intervention

i Types of intervention

Other

Please specify

Nil

ii Description/ name of Intervention/article

Nil

iii Dosage form of the intervention

iv Dosage of the intervention

v Duration of the intervention

5 years

vi Frequency of the intervention

16 Comparative Treatments

i Description/ name of comparative treatments

Nil

ii Dosage form of the comparative treatments

iii Dosage of the comparative treatments

iv Duration of the comparative treatments

v Frequency of the comparative treatments

17 Key Inclusion and Exclusion Criteria

i Inclusion Criteria

Control subjects inclusion criteria: 1. Age 50 and above. 2. Normal visual acuity. 3. IOP below 22 mm Hg.

ii Exclusion Criteria

People with ophthalmic diseases other than refractive errors

iii Age Minimum

50

iv Age Maximum

Nil

v Gender

Both Male and Female

18 Study Type

Observational

19 Study Design

i Randomization

Non-randomized

Please specify

ii Nature of control

Active

iii Degree of masking

Open label

If Single-blind, who will be masked?

iv Group Assignment

Single group

v Study Phase

Please specify

vi Study Objectives (Optional)

20 Anticipated trial start date

2004-07-01

21 Target Sample Size

500

22 Recruitment Status

Recruiting

23 Primary Outcome

Advancing knowledge in basic molecular genetics and possible utilization of molecular information for clinical application.

24 Secondary Outcome

1. Affirm chromosomal loci linked to eye disease. 2. Identify new genes related to eye disease. 3. Reveal the frequencies of specific sequence alterations in the new putative gene(s) in the local Chinese popultaion.

25 Study Information/Publication

i Study Information/Publication Available?

No

ii Link to Study Information/Publication

26 Last Update Date

2015-06-23

27 Primary Registry and Trial Identifying Number

ChiCTR-ONC-05000674

28 Date of Registration in Primary Registry

2010-05-04

Back History

Trial Detail