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Table 2 Reduction in OSDI and SPEEDII scores (post vs. pre-injection) with comparison between cohorts

From: The effect of ocular rinse volume on surface irritation after povidone-iodine preparation for intravitreal injections: a randomized controlled trial

Variable name

Description

All

15ML

10ML

3ML (n = 51)

p-value

(n = 142)

(n = 46)

(n = 45)

REDUCTION IN OSDI

mean and

8.3

13.1

4.8

7.3

0.0690

std

-17.5

-17.1

-15

-19.4

 

median and

7.6

9

4.2

8.7

 

IQR

(0.0, 16.7)

(2.3, 22.7)

(-2.3, 12.1)

(0.0, 15.9)

 

min and max

(-65.3, 56.9)

(-17.5, 56.9)

(-43.3, 36.4)

(-65.3, 50.8)

 
 

(%) missing

1 (0.7%)

1 (2.2%)

   

REDUCTION IN SPEED II

mean and

2

2.5

1.4

1.9

0.6227

std

-5.5

-5.1

-6.2

-5.2

 

median and

2

1

1

2

 

IQR

(-1.0, 5.0)

(0.0, 6.0)

(-1.0, 3.0)

(-2.0, 4.0)

 

min and max

(-19.0, 19.0)

(-7.0, 19.0)

(-19.0, 15.0)

(-10.0, 19.0)

 
 

(%) missing

1 (0.7%)

1 (2.2%)