Clinical characteristics and prognostic factors of posterior segment intraocular foreign body in a tertiary hospital

Table 7 Univariate analysis: predictors for poor visual outcome

Predictive factors	Final VA	Final VA	P-value
	< 20/200	> = 20/200
	N (%)	N (%)
Mean age (years)	39.1	41.3	0.748^a
Sex (male: female)	13:0	41:2	0.586
Initial VA < 20/200	13(27.1)	35(72.9)	0.349
Entry site
Cornea	7(18.9)	30(81.1)	0.128
Sclera	4(36.4)	7(63.6)	0.195
Corneosclera	2(25)	6(75)	0.685
Lens injury	8(19)	34(81)	0.080
Retinal injury
Break	8(40)	12(60)	0.105
RD	4(57.1)	3(42.9)	0.058
Hemorrhage	8(42.1)	11(57.9)	0.051
Endophthalmitis	3(25)	9(75)	0.658
Macular Break	4(100)	0(0)	0.006
Multiple Vitrectomy	7(87.5)	1(12.5)	0.0001

Abbreviations: RAPD relative afferent pupillary defect, RD rhegmatogenous retinal detachment, VA visual acuity. ^aMann–Whitney U-test; in others Fisher exact test was used

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