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. 2025 Aug 22;15:30873. doi: 10.1038/s41598-025-10108-9

Table 1.

Demographic and clinical data (mean ± SD and range) overall (N = 64) and by group, intensive school (N = 28) and standard school (N = 36). *Significant differences between groups.

All Intensive School Standard School P Value
Number of participants 64 28 36
Age (range), (years)

24.2 ± 4.0

(18 to 33)

22.0 ± 4.2

(18 to 33)

26.0 ± 2.8

(20 to 33)

< 0.001*
Myopia Prevalence (N) 75% (48) 82.1% (23) 69.4% (25) 0.24
High Myopia Prevalence (N) 19% (12) 32.1% (9) 8.3% (3) 0.02*
Spherical Equivalent Refraction (range), (D)

−2.86 ± 3.21

(−11.37 to + 1.04)

−4.05 ± 3.75

(−11.37 to + 1.04)

−1.94 ± 2.40

(−9.80 to + 0.81)

0.02*