An Important Cause of Blindness in Children: Open Globe Injuries

Table 3

The relationship between decreased vision and initial examination findings.

		value	Vision
			>6/18			<6/18
				Row%	Column%		Row%	Column%
Injury zones	Zone 1	0.034	22	62.9	81.5	13	37.1	48.1
	Zone 2		3	23.1	11.1	10	76.9	37.0
	Zone 3		2	33.3	7.4	4	66.7	14.8
Traumatic cataract	No	0.102	16	61.5	59.3	10	38.5	37.0
	Yes		11	39.3	40.7	17	60.7	63.0
Hyphema	No	0.050	24	57.1	88.9	18	42.9	66.7
	Yes		3	25.0	11.1	9	75.0	33.3
Iris injury	No	0.362	21	53.8	77.8	18	46.2	66.7
	Yes		6	40.0	22.2	9	60.0	33.3
Retinal detachment	No	0.022	26	56.5	96.3	20	43.5	74.1
	Yes		1	12.5	3.7	7	87.5	25.9

Pearson Chi-square test.
%: percent, N/A: not available, Row%: the distribution of percent of patients in each initial visual acuity group according to final visual acuity groups, and Column%: the distribution of percent of patients in each final visual acuity group according to initial visual acuity groups.