Table 3.

Summary of Mean Values of Clinical Ocular Surface Parameters, Corneal Sensitivity, and Blink Rate in Patients with Tear Dysfunction and Normal Controls

Group	Cochet-Bonnet	AJEa (g)	TBUTb (sec)	K FLc	C LGd	OCT TMHe (mm)	OSDIf	Blink Rate (blinks/min)
Normal	5.45 0.832	0.004 ± 0.004	9.8 ± 0.633	0	0	330.2 ± 161.7	14.25 ± 4.713	14 ± 6.481
All Tear Dysfunction	4.906 ± 1.45	0.008 ± 0.009	3.632 ± 2.06*	3.303 ± 4.405	2.455 ± 2.209*	309.3 ± 323.4	34.53 ± 10.65*	28.37 ± 16.88
Meibomian Gland Disease	5.7 ± 0.538¶	0.006 ± 0.008	3.455 ± 1.214*	3.636 ± 5.065	1.455 ± 1.695¶	289.5 ± 57.56	34.0 ± 11.09*	18 ± 15.61
Aqueous Tear Deficiency	3.6 ± 1.647*§¥**	0.012 ± 0.013*	3.044 ± 1.676*	6 ± 4.714*§	4.3 ± 1.889*§¥**	171.5 ± 40.98*	30.20 ± 6.779*	37.18 ± 17.58*
Conjunctivo chalasis	5.333 ± 1.073¶	0.007 ± 0.006	4.286 ± 2.809*	0.75 ± 1.055¶	1.833 ± 2.038¶	486.8 ± 559.7	39.0 ± 12.08*	27.44 ± 14.19*

Values are mean ± standard deviation (SD).

P values are compared using ANOVA with Tukey post hoc test.

^*Denotes statistically significance difference (p ≤ 0.05) compared to normal;

^**denotes statistical significance compared to all subjects;

^¥denotes statistical significance compared to meibomian gland disease;

^¶denotes statistical significance compared to aqueous tear deficiency;

^§denotes statistical significance compared to conjunctivochalasis.

^aAJE = Air Jet Esthesiometer;

^bTBUT = tear break up time;

^cK FL = corneal fluorescein;

^dC LG = conjunctival lissamine green;

^eOCT TMH = optical coherence tomography tear meniscus height;

^fOSDI = Ocular Surface Disease Index