Table 1: Population characteristics and clinical data.

Population Characteristics and Clinical Data SSDE (n = 18) NSSDE (n = 17) NDE (n = 14) P Value
Age
Average age (years) 57.33 59.82 51.43 0.06
Range (years) 34-69 38-76 39-77
OSDI Results
Average score 53.84±20.49 36.71±23.55 18.56±15.99 SSDE vs NDE 0.0001SSDE vs NSSDE 0.052NSSDE vs NDE 0.054
Range 20.83-77.77 2.08-81.25 0-27.73
Slit Lamp Examination (Number of Patients and %)
Eyelid malpositions 0 (0%) 0 (0%) 0 SSDE and NSSDE vs NDE>0.05
Blepharitis 13 (72.22%) 12 (70.59%) 3 (21.43%) SSDE and NSSDE vs NDE0.008
Lid keratinisation 4 (22.22%) 3 (17.65%) 0 SSDE and NSSDE vs NDE0.196
Lacrimal meniscus irregularity 1 (5.56%) 1 (5.88%) 10 (71.43%) SSDE and NSSDE vs NDE0.005
Conjunctival redness 14 (77.78%) 10 (58.82%) 0 SSDE and NSSDE vs NDE0.005
Follicles ± papillae (conjunctival) 3 (16.67%) 2 (11.76%) 0 SSDE and NSSDE vs NDE0.356
Tear Film Evaluation
TMH (in mm) average 0.13 0.19 0.28 SSDE and NSSDE vs NDE0.0001
TMH (in mm) standard deviation 0.07 0.07 0.05
BUT (in seconds) median 3 4 11.5 SSDE and NSSDE vs NDE0.0001
BUT (in seconds) range 2-8 2-8 10-25
Schirmer test (in mm) median 2.5 6 12.5 SSDE and NSSDE vs NDE0.0001
Schimer test (in mm) range 0-10 2-10 10-32
Ocular Surface Staining Evaluation
FOGS Average 2.22 1.47 0 SSDE and NSSDE vs NDE0.0001
FOGS Standard Deviation 1.16 1.00 0
LGOGS Average 2.5 1.76 0 SSDE and NSSDE vs NDE0.0001
LGOGS Standard Deviation 1.09 1.09 0

SSDE: Sjögren Syndrome Dry Eye, NSSDE: Non Sjögren Syndrome Dry Eye, NDE: Non Dry Eye; OSDI: Ocular Surface Disease Index; THM: Tear meniscus height; BUT: break up time; FOGS: Fluorescein Oxford Grading Scheme; LGOGS: Lissamine Green Oxford Grading Scheme.