Table 3.

Overview of clinical diagnostic data for all subjects.

Diagnostic Test	n
MQ n= 91
(score ≥ 14)	38
(score < 14)	53
Symptoms (n=91)
Burning	23
Itching	49
Discomfort/Pain	33
Blurring	35
Grittiness	38
Dryness	35
Frequency of symptoms (n= 67)
Sometimes	36
Often	26
Constantly	5
Intensity of symptoms (n=67)
Score 1–2	17
Score 3–4	46
Score 5	3
Meibomian gland plugging (n=182 eyes)
Grade 0 (none)	33
Grade 1 (mild)	75
Grade 2 (moderate)	38
Grade 3 (severe)	31
Grade 4 (very severe)	5
TBUT (n=81)
Score <7 sec	60 Range 2–56 s; mean 8 s
Goblet cell count (n=41)
Grade 1	0
Grade 2	13
Grade 3	13
Grade 4	15