Table 2.

Grading’s of Subjective parameters

Symptom	Status of the symptom
	Grade 0	Grade 1	Grade 2	Grade 3
Gharsha (gritty feeling)	Absent	Occasionally present	Frequently present with lacrimation	Continuously present with lacrimation and congestion.
Avila Darshana (blurring of vision)	Absent	Occasionally present	Intermittently present	Frequently present
Upadeha (excessive stringy mucus/filmy feeling in the eyes)	Absent	Occasionally present and the patient is able to open the eyes easily	Frequently present and patient is able to open the eyes easily	Frequently present and patient is able to open the eyes with much difficulty
Daha (burning sensation in the eye)	No burning sensation in eyes	Occasional burning sensation in eyes	Regular burning sensation in eyes	-------
Kunita (photophobia)	Absent	Sensitivity to bright light and other bright stimulus	Sensitivity to mild sunlight but comfortable in dim lights	Sensitivity to even dim light with an inability to open eyes
Toda (pricking type of pain in the eyes)	Absence of pricking pain	Mild - tolerable and negligible pricking pain	Moderate - constant and tolerable pricking pain	Severe - intolerable and constant pricking pain
Raktaraji (congestion)	Absent	Discrete, thin vessels vascular network limited to palpebral conjunctiva and fornix	Prominent vascular network involving peripheral part of bulbar conjunctiva	Fiery red involving whole bulbar conjunctiva and circumcorneal zone
Daruna and Ruksha Vartma	Absent	Occasionally present	Intermittently present	Frequently present