Changes in ocular surface and Meibomian gland after penetrating Keratoplasty

BMC Ophthalmology

Table 2 Meibomian Gland Parameters of Groups with Different Meiboscore

	Group 1		Group 2		P
	Value	P (vs Baseline)	Value	P (vs Baseline)	P
Meibomian gland expressibility (0–3)
Baseline	1.2 ± 0.9		1.7 ± 0.8		0.198
1 week	1.7 ± 0.9	0.046^a	2.0 ± 1.0	0.356	0.494
1 month	1.7 ± 1.0	0.095	1.4 ± 0.8	0.356	0.536
6 months	1.7 ± 0.9	0.149	2.7 ± 0.5	0.038^a	0.006^b
12 months	1.4 ± 1.0	0.455	2.6 ± 1.1	0.048^a	0.02^b
Meibum quality (0–24)
Baseline	7.9 ± 7.2		11.0 ± 6.2		0.325
1 week	11.5 ± 6.0	0.021^a	10.9 ± 4.8	0.915	0.796
1 month	11.5 ± 6.0	0.034^a	9.7 ± 5.3	0.580	0.611
6 months	7.9 ± 4.1	0.970	18.4 ± 5.0	0.045^a	0.001^b
12 months	11.4 ± 4.7	0.086	15.7 ± 5.8	0.168	0.07

Group 1, meiboscore 0–1; Group 2, meiboscore 2–3
Results are expressed as mean ± SD
^aStatistical significance (P < 0.05) between baseline and follow up period in each group
^bStatistical significance (P < 0.05) between two groups at each time point

ISSN: 1471-2415