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Table 4 Group comparisons (3rd week postoperatively)

From: Impact of 0.1% sodium hyaluronate and 0.2% sodium hyaluronate artificial tears on postoperative discomfort following cataract extraction surgery: a comparative study

  3rd week
Parameter (mean ± SD) CG SG p-value
CCT (μm) 549 ± 35 553 ± 39 0.53
CCS (cm) 4.02 ± 1.01 4.54 ± 1.22 0.04*
TBUT (secs) 12.46 ± 8.07 14.68 ± 8.73 0.03*
Schirmer (mm) 12.57 ± 3.52 12.76 ± 3.42 0.72
FBS 9.08 ± 0.82 9.26 ± 0.92 0.17
BD 9.10 ± 0.96 9.26 ± 0.63 0.20
SS 9.12 ± 0.89 9.40 ± 0.73 0.02*
TS 9.02 ± 0.72 9.14 ± 1.11 0.38
SDI 9.08 ± 0.60 9.26 ± 0.55 0.03*
  1. CG control group, SG study group, CCT central corneal thickness, CCS central corneal sensitivity, TBUT tear break up time, FBS foreign body sensation, BD blinking discomfort, SS stinging sensation, T tearing sensation, SDI surface discomfort index, SD standard deviation
  2. indicates significant difference with preoperative values
  3. *p < 0.05