Predicting the Success of Dry Eye Disease Interventions Using Clinical Tests

Dry Eye Clinical Trial

— PreDICT  

Official title:

Predicting the Success of Dry Eye Disease Interventions Using Clinical Tests

Clinical Trial Details — Status: Recruiting

Administrative data

• NCT number: NCT04125134
• Other study ID #: 13363
• Status: Recruiting
• Phase: Phase 4
• Start date: October 3, 2019
• Est. completion date: December 2024

Study information

• Verified date: January 2024
• Source: Tufts Medical Center
• Contact: Nancy Gee, MPH
• Phone: 617-636-5489
• Email: ngee[@]tuftsmedicalcenter.org
• Is FDA regulated: No
• Study type: Interventional

Clinical Trial Summary

This is a single site, prospective, cross-sectional, controlled clinical study on a total of 66 subjects. The subjects are divided into two groups: Hypertonic Saline Non-Responders (33 subjects) and Hypertonic Saline Responders (33 subjects). After completion of questionnaires, the subjects will undergo Dry Eye Disease testing and functional nerve testing. Subjects who qualify will be dispensed 4 weeks of preservative free artificial tears and instructed to instill one drop into each eye twice daily. Subjects will return for a follow up visit 4 weeks later (± 4 days), during which subjects will complete the questionnaires again and the Dry Eye Disease tests and functional nerve tests will be repeated.

Recruitment information / eligibility

• Status: Recruiting
• Enrollment: 66
• Est. completion date: December 2024
• Est. primary completion date: December 2024
• Accepts healthy volunteers: No
• Gender: All
• Age group: 18 Years and older

Eligibility

Inclusion Criteria:

Group 1 (Hypertonic saline non-responders):

• At least 18 years of age

• Ability to consent

• Diagnosis of Dry Eye Disease (DED) based on:

• Symptoms of DED, shown with SANDE score of 50mm or greater

• Two or more of the following objective signs in the same eye: 1. Schirmer test of 10 mm or less over 5 minutes; 2. Fluorescein tear break-up time (FTBUT) of 7 seconds or less; 3. Meibomian gland expression (MGE) grade of 2 or greater for at least 3 out of 5 glands

• HS response result of one of the following:

• Reduction of discomfort/pain rating

• No change of discomfort/pain rating

• Increase in discomfort/pain rating score of 1 step or less

Group 2 (Hypertonic saline non-responders):

• At least 18 years of age

• Ability to consent

• Diagnosis of DED based on:

• Symptoms of DED, shown with SANDE score 50mm or greater

• Two or more of the following objective signs in the same eye: 1. Schirmer test of 10 mm or less over 5 minutes; 2. Fluorescein tear break-up time (FTBUT) of 7 seconds or less; 3. Meibomian gland expression (MGE) grade of 2 or greater for at least 3 out of 5 glands

• HS response result of an increase in discomfort/pain rating of greater than 1 step

Exclusion Criteria:

• Presence of centralized pain as indicated by a proparacaine challenge test (PCT) of less than 50% ocular surface discomfort reduction

• Unable to speak English

• History of ocular surgery, corneal infection, or corneal injury within the last 3 months

• Active ocular allergies or other condition that could impact the study results

• Allergic to benzalkonium chloride "BAK" (an eye-drop preservative)

• Changes in topical or systemic medications in the last 3 months or anticipated changes in medication during the course of treatment

• Use of other topical treatments

• Concurrent enrollment in other studies that in the opinion of the investigator will interfere with the results of this study

• Use of contact lenses within the last month

Related Conditions & MeSH terms

• Dry Eye
• Dry Eye Syndromes
• Eye Diseases
• Keratoconjunctivitis Sicca

Intervention

Drug:
• Preservative-free Refresh Optive Advanced Lubricant Eye Drops
over the counter artificial tear

Locations

Country	Name	City	State
United States	Tufts Medical Center-New England Eye Center	Boston	Massachusetts

Sponsors (1)

Lead Sponsor	Collaborator
Tufts Medical Center

Country where clinical trial is conducted

United States, 

References & Publications (18)

Belmonte C, Aracil A, Acosta MC, Luna C, Gallar J. Nerves and sensations from the eye surface. Ocul Surf. 2004 Oct;2(4):248-53. doi: 10.1016/s1542-0124(12)70112-x. — View Citation

Benitez-Del-Castillo JM, Acosta MC, Wassfi MA, Diaz-Valle D, Gegundez JA, Fernandez C, Garcia-Sanchez J. Relation between corneal innervation with confocal microscopy and corneal sensitivity with noncontact esthesiometry in patients with dry eye. Invest Ophthalmol Vis Sci. 2007 Jan;48(1):173-81. doi: 10.1167/iovs.06-0127. — View Citation

Craig JP, Nichols KK, Akpek EK, Caffery B, Dua HS, Joo CK, Liu Z, Nelson JD, Nichols JJ, Tsubota K, Stapleton F. TFOS DEWS II Definition and Classification Report. Ocul Surf. 2017 Jul;15(3):276-283. doi: 10.1016/j.jtos.2017.05.008. Epub 2017 Jul 20. — View Citation

Kheirkhah A, Dohlman TH, Amparo F, Arnoldner MA, Jamali A, Hamrah P, Dana R. Effects of corneal nerve density on the response to treatment in dry eye disease. Ophthalmology. 2015 Apr;122(4):662-8. doi: 10.1016/j.ophtha.2014.11.006. Epub 2014 Dec 24. — View Citation

Labbe A, Alalwani H, Van Went C, Brasnu E, Georgescu D, Baudouin C. The relationship between subbasal nerve morphology and corneal sensation in ocular surface disease. Invest Ophthalmol Vis Sci. 2012 Jul 24;53(8):4926-31. doi: 10.1167/iovs.11-8708. — View Citation

Labbe A, Liang Q, Wang Z, Zhang Y, Xu L, Baudouin C, Sun X. Corneal nerve structure and function in patients with non-sjogren dry eye: clinical correlations. Invest Ophthalmol Vis Sci. 2013 Aug 1;54(8):5144-50. doi: 10.1167/iovs.13-12370. — View Citation

Mandahl A. Hypertonic saline test for ophthalmic nerve impairment. Acta Ophthalmol (Copenh). 1993 Aug;71(4):556-9. doi: 10.1111/j.1755-3768.1993.tb04636.x. — View Citation

Nichols KK, Bacharach J, Holland E, Kislan T, Shettle L, Lunacsek O, Lennert B, Burk C, Patel V. Impact of Dry Eye Disease on Work Productivity, and Patients' Satisfaction With Over-the-Counter Dry Eye Treatments. Invest Ophthalmol Vis Sci. 2016 Jun 1;57(7):2975-82. doi: 10.1167/iovs.16-19419. — View Citation

Oliveira-Soto L, Efron N. Morphology of corneal nerves using confocal microscopy. Cornea. 2001 May;20(4):374-84. doi: 10.1097/00003226-200105000-00008. — View Citation

Parra A, Gonzalez-Gonzalez O, Gallar J, Belmonte C. Tear fluid hyperosmolality increases nerve impulse activity of cold thermoreceptor endings of the cornea. Pain. 2014 Aug;155(8):1481-1491. doi: 10.1016/j.pain.2014.04.025. Epub 2014 Apr 28. — View Citation

Qazi Y, Hurwitz S, Khan S, Jurkunas UV, Dana R, Hamrah P. Validity and Reliability of a Novel Ocular Pain Assessment Survey (OPAS) in Quantifying and Monitoring Corneal and Ocular Surface Pain. Ophthalmology. 2016 Jul;123(7):1458-68. doi: 10.1016/j.ophtha.2016.03.006. Epub 2016 Apr 16. — View Citation

Rahman M, Okamoto K, Thompson R, Bereiter DA. Trigeminal pathways for hypertonic saline- and light-evoked corneal reflexes. Neuroscience. 2014 Sep 26;277:716-23. doi: 10.1016/j.neuroscience.2014.07.052. Epub 2014 Jul 31. — View Citation

Schaumberg DA, Gulati A, Mathers WD, Clinch T, Lemp MA, Nelson JD, Foulks GN, Dana R. Development and validation of a short global dry eye symptom index. Ocul Surf. 2007 Jan;5(1):50-7. doi: 10.1016/s1542-0124(12)70053-8. — View Citation

Schiffman RM, Christianson MD, Jacobsen G, Hirsch JD, Reis BL. Reliability and validity of the Ocular Surface Disease Index. Arch Ophthalmol. 2000 May;118(5):615-21. doi: 10.1001/archopht.118.5.615. — View Citation

Shaheen BS, Bakir M, Jain S. Corneal nerves in health and disease. Surv Ophthalmol. 2014 May-Jun;59(3):263-85. doi: 10.1016/j.survophthal.2013.09.002. Epub 2014 Jan 23. — View Citation

Tepelus TC, Chiu GB, Huang J, Huang P, Sadda SR, Irvine J, Lee OL. Correlation between corneal innervation and inflammation evaluated with confocal microscopy and symptomatology in patients with dry eye syndromes: a preliminary study. Graefes Arch Clin Exp Ophthalmol. 2017 Sep;255(9):1771-1778. doi: 10.1007/s00417-017-3680-3. Epub 2017 May 20. — View Citation

Villani E, Magnani F, Viola F, Santaniello A, Scorza R, Nucci P, Ratiglia R. In vivo confocal evaluation of the ocular surface morpho-functional unit in dry eye. Optom Vis Sci. 2013 Jun;90(6):576-86. doi: 10.1097/OPX.0b013e318294c184. — View Citation

Yorek MS, Davidson EP, Poolman P, Coppey LJ, Obrosov A, Holmes A, Kardon RH, Yorek MA. Corneal Sensitivity to Hyperosmolar Eye Drops: A Novel Behavioral Assay to Assess Diabetic Peripheral Neuropathy. Invest Ophthalmol Vis Sci. 2016 May 1;57(6):2412-9. doi: 10.1167/iovs.16-19435. — View Citation

* Note: There are 18 references in all — Click here to view all references

Outcome

Type	Measure	Description	Time frame	Safety issue
Primary	Change in SANDE severity score response from visit 1 to visit 2	The SANDE questionnaire is a paper and pencil questionnaire consisting of two questions (1. severity of dry eye disease symptoms and 2. frequency of dry eye disease symptoms), which are answered on a continuous visual analogue scale. The severity response from visit 2 will be subtracted from that given in visit 1 to provide a subject change. The results of those in the hypertonic saline response group will be compared to those within the hypertonic non-response group.	4 weeks
Secondary	Change in tear break up time from visit 1 to visit 2	The tear break up time is a measure of the stability of the tear film. The measurement from visit 2 will be subtracted from that given in visit 1 to provide a subject change. The results of those in the hypertonic saline response group will be compared to those within the hypertonic non-response group.	4 weeks
Secondary	Change in Schirmer test from visit 1 to visit 2	The Schirmer test is a measure of tear production. The measurement from visit 2 will be subtracted from that given in visit 1 to provide a subject change. The results of those in the hypertonic saline response group will be compared to those within the hypertonic non-response group.	4 weeks
Secondary	Change in meibomian gland expression from visit 1 to visit 2	Meibomian gland expression allows for a measure of the health of the meibomian glands. The measurement from visit 2 will be subtracted from that given in visit 1 to provide a subject change. The results of those in the hypertonic saline response group will be compared to those within the hypertonic non-response group.	4 weeks
Secondary	Change in proparacaine challenge test from visit 1 to visit 2	The proparacaine challenge test allows for a measure of the amount of peripheral neuropathic pain compared to centralized neuropathic pain. The measurement from visit 2 will be subtracted from that given in visit 1 to provide a subject change. The results of those in the hypertonic saline response group will be compared to those within the hypertonic non-response group.	4 weeks
Secondary	Change in hypertonic saline response test from visit 1 to visit 2	The hypertonic saline response is expected to be able to assess the severity of dry eye disease. The measurement from visit 2 will be subtracted from that given in visit 1 to provide a subject change. The results of those in the hypertonic saline response group will be compared to those within the hypertonic non-response group.	4 weeks