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Table 5 Group comparisons (6th 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

  6th week
Parameter (mean ± SD) CG SG p-value
CCT (μm) 545 ± 32 542 ± 35 0.87
CCS (cm) 4.02 ± 1.04 4.56 ± 1.16 0.01*
TBUT (secs) 12.52 ± 8.74 14.62 ± 9.73 0.04*
Schirmer (mm) 13.54 ± 3.90 14.21 ± 3.61 0.24
FBS 9.12 ± 0.67 9.46 ± 0.85 0.04*
BD 9.34 ± 0.75 9.50 ± 0.57 0.12
SS 9.14 ± 0.89 9.57 ± 0.69 < 0.01
TS 9.18 ± 0.74 9.36 ± 0.69 0.10
SDI 9.27 ± 0.52 9.47 ± 0.48 < 0.01
  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, TS tearing sensation, SDI surface discomfort index, SD standard deviation
  2. indicates significant difference with preoperative values
  3. *p < 0.05