Table 2 Prevalence of children presenting with vision impairment in one or both eyes (VA in decimals). [CI: 95% Confidence Interval]
From: Vision impairment in boys recruited to the iREAD study
| Â | Monocular N | Binocular N | Total N (%) [CI] |
|---|---|---|---|
Any vision impairment | 14 | 33 | 47 (22.9%) [17.7–29.2%] |
Mild vision impairment (VA < 0.5 to ≥ 0.33) | 5 | 2 | 7 (3.4%) [1.7–6.9%] |
Moderate vision impairment (VA < 0.33 to ≥ 0.10) | 8 | 26 | 34 (16.6%) [12.1–22.3%] |
Severe vision impairment (VA < 0.10 to ≥ 0.05) | 1 | 4 | 5 (2.4%) [1.1–5.6%] |
Blindness vision impairment (VA < 0.05) | 0 | 1 | 1 (0.5%) [0.09–2.7%] |