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. 2019 Jun 2;2019:2965872. doi: 10.1155/2019/2965872

Table 3.

Meibomian gland characteristics in all groups.

Mean ± SD (n) KC 1 (n = 157) KC 2 (n = 100) KC 3 (n = 43) Control (n = 100) P 0 P 1 P 2 P 3
Gland distortion 0.22 ± 0.11 (30) 0.21 ± 0.12 (21) 0.18 ± 0.11 (8) 0.21 ± 0.14 (18) 0.423 0.09 0.21 0.04
Gland shortening 0.31 ± 0.12 (44) 0.35 ± 0.18 (18) 0.36 ± 0.15 (8) 0.33 ± 0.13 (19) 0.751 0.087 0.088 0.023
Gland dropout 0.71 ± 0.25 (26) 0.73 ± 0.28 (12) 0.79 ± 0.33 (17) 0.51 ± 0.23 (11) 0.002 0.75 0.44 0.56
Total score 2.1 2.4 2.6 1.5 0.06 0.05 0.21 0.025

KC: keratoconus. n: number of patients; SD: standard deviation. P0 value between the four groups by ANOVA test. P1 value: KC 1 vs KC 2. P2 value: KC 2 vs KC 3. P3 value: KC 1 vs KC 3.