Outcomes and Prognostic Factors of Posttraumatic Endophthalmitis: A Three-Year Retrospective Study

Table 6

Risk factors for poor visual outcomes.

Variables	Final BCVA <20/200, n (%)	Final BCVA ≥20/200, n (%)	Or (95% CI)^a	P value^b
Age (by year)	48.00 ± 12.86	37.29 ± 15.90	1.055 (1.004, 1.108)^c	0.035^d
Sex				1.000
Male	24	12	1.000 (0.160, 6.255)
Female	4	2	1
Occupation				0.225
Farmer	11	2	1
Worker	14	9	0.283 (0.050, 1.585)	0.259
Others	3	3	0.182 (0.020, 1.638)	0.262
Systemic disease				0.083
Yes	6	0	1.636 (1.261, 2.123)
No	22	14	1
Methods				0.094
Iron	16	5	1
Steel	5	7	0.223 (0.049, 1.026)	0.067
Others	7	2	1.094 (0.169, 7.061)	1.000
Sharp materials				0.451
Yes	20	12	2.400 (0.435, 13.227)
No	8	2	1
Injured part				0.034
Combined	9	2	1
Cornea	14	4	0.778 (0.117, 5.162)	1.000
Sclera	5	8	0.139 (0.021, 0.925)	0.047
Preoperative VA				1.000
≥CF	11	3	0.797 (0.161, 3.954)
<CF	23	5	1
Cataract				0.321^e
Yes	22	9	2.037 (0.493, 8.408)
No	6	5	1
Intraocular foreign body				0.006
Yes	15	1	15.000 (1.721, 130.759)
No	13	13	1
Phase I treatment				0.107^e
Yes	18	5	3.240 (0.849, 12.360)
No	10	9	1
Use of silicone oil				0.826^e
Yes	15	8	0.865 (0.237, 3.153)
No	13	6	1
Intraocular injection				1.000
Yes	5	2	1.304 (0.219, 7.751)
No	23	12	1
Bacterial culture				0.451
Positive	8	2	2.400 (0.435, 13.227)
Negative	20	12	1
Hypopyon				0.723
Yes	20	11	0.682 (0.150, 3.109)
No	8	3	1
Time of operation				0.043
0–24 h	9	1	1
24–72 h	6	8	0.083 (0.008, 0.849)	0.033
>72 h	13	5	0.289 (0.029, 2.908)	0.375

Abbreviations: VA, visual acuity; OR, odds ratio; 95% CI, 95% confidence interval. (a) Logistic regression analysis. (b) Fisher’s exact test. (c) Reference age has OR = 1. (d) Student t-test. (e) Chi-square analysis.