Distribution of refractive errors by key socio-demographic factors.

<p>* No qualifications, State school examinations at 16 years of age (‘O’ levels), at 18 years (‘A’ levels) or University/other professional qualification</p><p>Missing data: educational qualification: 1,466 (1.4%), accommodation tenure: 2,102 (2.0%), ethnicity: 779 (0.7%)</p><p>Distribution of refractive errors by key socio-demographic factors.</p

Association of all hypermetropia and hypermetropia (low or moderate/high), by key socio-demographic factors.

<p>* No qualifications, State school examinations at 16 years of age (‘O’ levels), at 18 years (‘A’ levels) or University/other professional qualification</p><p>⁺: Number of eyes;</p><p>⁺⁺ model adjusted for eye laterality, gender, age (continuous), educational qualification, accommodation tenure, ethnicity and test centre.</p><p>Association of all hypermetropia and hypermetropia (low or moderate/high), by key socio-demographic factors.</p

Demographic, socio-economic and other factors.

<p>Demographic, socio-economic and other factors.</p

Frequency of all myopia and all hypermetropia by age, gender and ethnicity.

<p>Frequency of all myopia and all hypermetropia by age, gender and ethnicity.</p

Frequency of refractive errors by 5-year age band and gender.

<p>Frequency of refractive errors by 5-year age band and gender.</p

Association of all myopia and myopia (low, moderate or high), by key socio-demographic factors.

<p>* No qualifications, State school examinations at 16 years of age (‘O’ levels), at 18 years (‘A’ levels) or University/other professional qualification</p><p>⁺: Number of eyes;</p><p>⁺⁺ model adjusted for eye laterality, gender, age (continuous), educational qualification, accommodation tenure, ethnicity and test centre.</p><p>Association of all myopia and myopia (low, moderate or high), by key socio-demographic factors.</p