Table 3. Comparison of relevant parameters of dry eye analyzer.

Groups	TMH (mean±SD)	FTBUT (mean±SD)	ATBUT (mean±SD)	Tear film lipid layer thickness [M (Q1, Q3)]	MGL score [M (Q1, Q3)]
Control group	0.28±0.12	8.93±3.78	10.17±3.91	5 (4.5, 5.75)	1 (1, 2)
NDR group	0.25±0.07	8.61±4.61	9.82±3.64	5 (4, 6)	1 (1, 2)
NPDR group	0.24±0.10	5.03±3.44	6.10±3.11	3 (2, 6)	2 (1, 2)
PDR group	0.18±0.55	3.96±2.72	5.96±3.31	3 (2.75, 5)	2 (1, 2)
F/H	6.530	13.189	11.121	9.128	12.806
P	<0.01	<0.01	<0.01	<0.05	<0.01

NDR: No diabetic retinopathy; NPDR: Non-proliferative diabetic retinopathy; PDR: Proliferative diabetic retinopathy; TMH: Tear meniscus height; FTBUT: First tear break-up time; ATBUT: Average tear break-up time; MGL: Meibomian gland loss; M: Median.