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Table 2 Group comparisons preoperatively

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

 

Preoperative

Parameter (mean ± SD)

CG

SG

p-value

CCT (μm)

537 ± 36

544 ± 34

0.22

CCS (cm)

5.76 ± 1.39

5.74 ± 1.34

0.35

TBUT (secs)

11.51 ± 7.08

11.92 ± 6.92

0.69

Schirmer (mm)

11.64 ± 3.43

11.93 ± 3.60

0.58

FBS

NA

NA

NA

BD

NA

NA

NA

SS

NA

NA

NA

TS

NA

NA

NA

SDI

NA

NA

NA

  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, NA not applicable