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≤5 years
5-10 years
11-20 years
21-40 years
More than 40 years
Yes
No
Clinic
Eye Hospital
Multi-Specialty
Government Hospital
Mixed
More than 18 years
More than 18 years to 30 years
31 years to 45 years
45 years to 60 years
More than 60 years
Ageing
Allergic eye disease
Corneal nerve desensitization caused by contact lens use
Environmental conditions
Others
Any other
Burning or stinging
Feeling sensitive to light
Blurred or changed vision
Mucus that comes out of the eye
Watery eyes - with excess tears running down the cheeks
Schirmer test
TBUT (Tear Break-Up Time)
Tear osmolarity
Fluorescein staining
Lissamine Green staining
Patient history
Corneal Sensitivity Testing
Conjunctival Biopsy
Lipid Layer Analysis
MMP-9 Testing
Routinely for all patients
Occasionally, if clinical suspicion arises
Rarely, only if symptoms persist despite treatment
Never
1-5%
5-10%
10-30%
30-50%
More than 50%
Lissamine green staining
Symptom history
Evaporative dry eye
Aqueous-deficient dry eye
Mixed-type dry eye
All types of dry eye
Significant improvement in symptoms and signs
Persistent side effects
Limited patient compliance
A combination of the above
Once daily
Twice daily
Three times daily
As needed, depending on symptoms