Table 1

Relation between accidents and normal and impaired vision. (χ2=0.175, 2 df, p>0.9)

Visual acuityAccidents due to impaired vision (%)Accidents not due to impaired vision (%)No accidents (%)
≥6/1231 (1.8)300 (17)1394 (81)
<6/121 (2.1)7 (15)38 (83)