Role of Gender in the Prevalence of Myopia among Polish Schoolchildren

Table 3

Prevalence of myopia defined as spherical equivalent of at least −0.5 D among examined boys and girls.

Age (years)	Boys (%)	Girls (%)
	(95% CI)	(95% CI)
6–9 (≥6 and <9)	3.65 (2.35–5.38%)	3.35 (2.11–5.03%)	0.88
9–13 (≥9 and <13)	5.71 (4.46–7.18%)	8.30 (6.76–10.07%)	0.015
13–16 (≥13 and <16)	5.96 (4.23–8.12%)	10.37 (8.08–13.05%)	0.0050

95% CI: 95% confidence interval. Fisher’s exact test.