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Table 4 Ocular biometric analysis in subgroup study

From: Effect of outdoor activity on myopia onset and progression in school-aged children in northeast china: the sujiatun eye care study

Parameter

Intervention group (n = 214)

Control group (n = 177)

Initial

Final

Change

Initial

Final

Change

SER(D)

−0.83 ± 1.54

−0.93 ± 1.50

−0.10 ± 0.65**

−0.87 ± 1.68

−1.13 ± 1.67

−0.27 ± 0.52

AL (mm)

23.85 ± 0.98

24.01 ± 1.01

0.16 ± 0.30*

23.68 ± 0.91

23.89 ± 0.97

0.21 ± 0.21

Corneal curvature (D)

43.15 ± 1.50

43.26 ± 1.50

0.11 ± 0.31

43.41 ± 1.47

43.50 ± 1.48

0.09 ± 0.48

Anterior chamber depth (mm)

3.59 ± 0.26

3.63 ± 0.24

0.04 ± 0.17

3.54 ± 0.23

3.59 ± 0.24

0.04 ± 0.09

IOP (mmHg)

16.63 ± 2.75

16.57 ± 2.93

−0.05 ± 2.78**

16.21 ± 2.55

16.88 ± 2.63

0.67 ± 2.21

  1. SER spherical equivalent refraction; AL axial length; D diopters; IOP intraocular pressure
  2. *compared with the control group, P < 0.05
  3. ** compared with the control group, P < 0.01