Outcomes of Infectious versus Sterile Perforated Corneal Ulcers after Therapeutic Penetrating Keratoplasty in the United States
Table 2
Comparison of baseline demographic features and preoperative characteristics of sterile and infectious perforated corneal ulcers that required therapeutic penetrating keratoplasty (with 95% confidence intervals).
Demographic features and preoperative characteristics
Sterile ulcers ()
Infectious ulcers ()
value
Age (years)
57.7 (49.1–66.3)
58.8 (49.2–68.4)
0.8617
Range = 19 to 86
Range = 18 to 91
Gender
Male = 56% ()
Male = 65% ()
0.5394
Female = 44% ()
Female = 35% ()
Laterality
Right eye = 56% ()
Right eye = 45% ()
0.4629
Left eye = 44% ()
Left eye = 55% ()
Ethnicity
White = 60% ()
White = 85% ()
0.1108
Hispanic = 28% ()
Hispanic = 5% ()
Black = 8% ()
Black = 10% ()
Asian = 4% ()
Asian = 0% ()
Lens status
Phakic = 72% ()
Phakic = 60% ()
0.3968
Pseudophakic = 28% ()
Pseudophakic = 40% ()
Contact lens wear
Yes = 0 (0%)
Yes = 7 (35%)
0.0003
No = 25 (100%)
No = 13 (65%)
Previous corneal graft
Yes = 1 (4%)
Yes = 6 (30%)
0.0138
No = 24 (96%)
No = 14 (70%)
Location of perforation
Central = 72% ()
Central = 95% ()
0.0333
Peripheral = 28% ()
Peripheral = 5% ()
Preoperative best corrected visual acuity (logMAR)