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. 2017 May 10;4:13. doi: 10.1186/s40662-017-0079-5

Table 5.

Group comparisons on the 6th week

6th week
CG SG1 SG2 p
CCT (μm) 548 ± 29 550 ± 25 543 ± 31 0.36
CCS (cm) 4.82 ± 0.87♭ 4.77 ± 1.31♭ 4.79 ± 1.26♭ 0.26
TBUT (secs) 8.86 ± 1.08♭ 9.59 ± 1.45♭ 9.45 ± 1.33♭ 0.01
FBS 8.08 ± 1.23 9.19 ± 1.65 9.21 ± 1.42 0.01
BD 9.11 ± 0.97 9.21 ± 0.36 9.14 ± 0.47 0.19
SS 9.02 ± 1.15 9.09 ± 0.64 9.11 ± 0.73 0.22
TS 9.08 ± 0.85 9.06 ± 0.59 9.13 ± 0.87 0.28
SDI 8.82 ± 1.05 9.13 ± 0.81 9.17 ± 0.58 0.05

CCT = Central Corneal Thickness; CCS = Central Corneal Sensitivity; TBUT = Tear Break-up Time; FBS = Foreign Body Sensation; BD = Blinking Discomfort; SS = Stinging Sensation; TS = Tearing Sensation; SDI = Subjective Discomfort Index

♭indicates significant difference with preoperative values