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Table 4 Changes in outcome measures of patients with accommodative dysfunctions by treatment group

From: Virtual reality-based vision therapy versus OBVAT in the treatment of convergence insufficiency, accommodative dysfunction: a pilot randomized controlled trial

Monocular accommodative amplitude, (D)

Baseline

6 weeks

12 weeks

Total change

VR group

10.94 ± 3.76

12.40 ± 3.41

13.86 ± 3.35

2.91 ± 1.78

OBVAT group

10.41 ± 2.66

12.64 ± 3.28

15.15 ± 2.79

4.73 ± 1.36

Effect size

Group

group*time

time

 

 F value

0.035

1.324

27.202

 

 P value

0.853

0.274

 < 0.001

 

Monocular accommodative facility, (cpm)

Baseline

6 weeks

12 weeks

Total change

 VR group

6.31 ± 2.56

13.38 ± 5.62

16.81 ± 7.34

10.50 ± 2.75

 OBVAT group

4.94 ± 4.44

12.75 ± 4.74

17.25 ± 2.58

12.31 ± 1.82

Effect size

Group

group*time

time

 

 F value

0.631

1.636

86.164

 

 P value

0.434

0.213

 < 0.001

 
  1. D diopters, cpm cycles per minute