Intraocular Foreign Bodies: Clinical Characteristics and Factors Affecting Visual Outcome

Table 3

Logistic regression analysis of factors affecting the final visual outcome (BCVA < 0.05) of patients with IOFBs.

Factor	B	S.E.	Wald		OR	95% CI for OR
						Lower	Upper
Initial PVA < 0.1	1.685	0.433	15.152	<0.001	5.394	2.309	12.603
Largest IOFB diameter ≥ 3 mm	0.571	0.453	1.587	0.208	1.769	0.728	4.298
Entrance wound length > largest IOFB diameter	0.927	0.426	4.745	0.029	2.528	1.097	5.822
IOFB location (posterior segment)	0.953	0.534	3.192	0.074	2.594	0.912	7.383
Wound length (<3 mm)					1.000
Wound length (3–5 mm)	0.228	0.423	0.291	0.590	1.256	0.549	2.875
Wound length (>5 mm)	1.588	0.891	3.177	0.075	4.892	0.854	28.033
Retinal detachment	0.489	0.381	1.645	0.200	1.630	0.772	3.442
Vitreous hemorrhage	−0.046	0.388	0.014	0.905	0.955	0.446	2.043
Endophthalmitis	1.151	0.525	4.806	0.028	3.161	1.13	8.847
PVR	1.393	0.633	4.839	0.028	4.026	1.164	13.924
Constant term	−7.186	1.529	22.090	<0.001