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Table 1 Measurements (mean ± standard deviation) of guinea pigs at baseline and at study end

From: Lens-induced myopization and intraocular pressure in young guinea pigs

 

Study group, right eyes

Control group, right eyes

P-Value

Study group, Left eyes (no intervention)

Control group, left eyes (no intervention)

P-value

Baseline

 IOP (mmHg)

14.3 ± 2.6

15.0 ± 2.1

0.52

15.4 ± 3.4

15.4 ± 3.9

1.00

 RE (D)

1.83 ± 0.88

1.93 ± 0.66

0.78

1.75 ± 0.55

2.08 ± 0.55

0.21

 AL (mm)

7.99 ± 0.04

7.98 ± 0.07

0.61

7.98 ± 0.05

7.97 ± 0.05

0.76

Study end

 IOP (mmHg)

12.2 ± 2.4

18.8 ± 3.6

< 0.001

15.0 ± 3.3

16.0 ± 3.9

0.54

 RE (D)

−1.65 ± 1.80

−3.48 ± 2.06

0.049

− 0.93 ± 2.05

− 0.18 ± 1.08

0.32

 Change in RE (D)

−3.48 ± 1.75

−5.40 ± 2.38

0.055

−2.68 ± 2.54

−2.25 ± 1.16

0.64

 AL (mm)

8.61 ± 0.12

8.70 ± 0.06

0.038

8.51 ± 0.05

8.53 ± 0.10

0.70

 Axial elongation (mm)

0.62 ± 0.15

0.73 ± 0.09

0.07

0.53 ± 0.06

0.55 ± 0.12

0.62

  1. IOP Intraocular pressure, RE Refractive error, D Diopter, AL Axial length. The P-values indicate the statistical significance of the difference between the two groups in the preceding two columns of the table