Table 2.

Symptoms and diseases of ocular in COVID-19 infection included in the reviewed studies (n = 1,021)

Characteristics	N (%)
Symptom and sign ( n = 932)
Dry eyes or foreign body sensation	138 (16.0)
Redness	114 (13.3)
Tearing	111 (12.8)
Itching	109 (12.6)
Eye pain	83 (9.6)
Discharge	76 (8.8)
Blurred vision or decreased vision	71 (8.2)
Photophobia	62 (7.2)
Chemosis	42 (4.9)
Irritation	21 (2.4)
Gritty feeling	14 (1.6)
Burning sensation	8 (0.9)
Lid edema	8 (0.9)
Subconjunctival hemorrhage	3 (0.3)
Pseudomembrane and hemorrhage	2 (0.2)
Pseudodendrite	1 (0.1)
Subepithelial infiltrates	1 (0.1)
Water secretion	1 (0.1)
Disease ( n = 89)
Conjunctivitis	79 (88.8)
Keratitis	2 (2.2)
Episcleritis	2 (2.2)
Keratoconjunctivitis	2 (2.2)
Pingueculitis	1 (1.1)
Hordeolum	2 (2.2)
Posterior ischemic optic neuropathy	1 (1.1)