Table 3 Pearson’s correlation coefficients between various demographic and preoperative clinical parameters and clinical measurements at postoperative 15 weeks.

From: A randomised, prospective study of the effects of 3% diquafosol on ocular surface following cataract surgery

Parameters

At postoperative 15 weeks

TBUT

Schirmer’s I test score

OSDI score

LLT

Age (year)

0.253

0.060

 − 0.401**

0.189

Gender (reference: male)

 − 0.089

 − 0.032

0.070

 − 0.002

Group (reference: HA group)

0.420**

0.037

 − 0.444**

0.425**

Preoperative TBUT

0.356*

0.013

 − 0.143

0.264

Preoperative Schirmer’s I test score

0.263

0.624**

 − 0.145

0.271

Preoperative OSDI score

0.140

0.182

0.387*

0.062

Preoperative LLT

0.225

0.030

 − 0.176

0.479**

  1. HA hyaluronic acid, TBUT tear break up time, OSDI ocular surface disease index, LLT lipid layer thickness.
  2. **p < 0.01 and *p < 0.05 by Pearson’s correlation analysis.
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