Comparison of Different Types of Corneal Foreign Bodies Using Anterior Segment Optical Coherence Tomography: A Prospective Observational Study

Table 1

Clinical characteristics of all patients.

	Group A	Group B
Gender (F/M)	6/20	3/7
Age (years)	38.4 ± 11.5	36.1 ± 12.0
Metallic FB	23	0
Nonmetallic FB	2	9
Mixed FB	1	0
H signal	24	7
L signal	2	3
Clear boundary	25	3
Blurred boundary	1	7
Central shadowing	24	6
Marginal shadowing	2	3
Direct location	2	10
Indirect location	24	0