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Table 4 Assessment of tolerability and performance

From: Establishing the tolerability and performance of tamarind seed polysaccharide (TSP) in treating dry eye syndrome: results of a clinical study

Tolerability – primary objectives
a. VAS tolerability questionnaire to evaluate:
   • Blurred vision
   • Ocular redness
   • Ocular burning
   • Ocular itching
b. Adverse events
Performance – secondary objectives
   • Clinical/symptomatologic evaluation (symptoms were evaluated using a VAS questionnaire recording: discomfort when blinking, burning, foreign body sensation, sensation of ocular fatigue/heaviness, sensation of tearing, desire to keep eyes closed, sensation of photophobia, sensation of blurred vision and sensation of pain)
   • Corneal and conjunctival staining
   • Intraocular pressure (IOP)
   • Tear film break-up time (BUT)
   • Number of daily instillations