Table 3 Comparison of morphological and functional indexes of upper and lower in control group

Morphologic changes of meibomian glands (n, %)

15(25%)

7(11.67%)

3.562

0.059

Meibomian gland expressibility

0(0,1)^†(0–1)^‡

0(0,1)^†(0–2)^‡

-1.546

0.122

Meibum quality

0(0,3)^†(0–3)^‡

0(0,1)^†(0–3)^‡

-0.057

0.954

Meibomian gland absence score(meibography scores)

0(0,1)^†(0–1)^‡

0(0,1)^†(0–1)^‡

-1.680

0.093