Table 2:

Bivariable and multivariable logistic regression analyses of factors associated with loss to follow-up ophthalmic care. Multivariable regression includes covariates with p<0.2 on univariate analysis.

	Univariate analysis Odds ratio (95% CI)	p-value	Multivariate analysis Odds ratio (95% CI)	p-value
Age	0.98 (0.98-0.99)	<0.001	0.98 (0.97-0.98)	<0.001
Gender  Female  Male	1.00 1.13 (0.93-1.38)	0.21
Race  Non-Hispanic White  Black or African American  Hispanic or Latino  Other	1.00 1.25 (0.99-1.57) 1.06 (0.83-1.35) 0.52 (0.29-0.87)	0.06 0.65 0.02	1.00 0.99 (0.73-1.36) 0.80 (0.56-1.13) 0.58 (0.30-1.14)	0.97 0.21 0.11
Insurance Status  Private  Medicare  Medicaid  Uninsured	1.00 0.96 (0.69-1.35) 2.20 (1.61-2.93) 1.76 (1.24-2.51)	0.81 <0.001 0.002	1.00 1.11 (0.74-1.67) 1.87 (1.29-2.71) 2.32 (1.48-3.64)	0.62 <0.001 <0.001
Language  English  Non-English	1.00 0.85 (0.65-1.10)	0.22
Appointment at discharge  No  Yes	1.00 0.63 (0.52-0.76)	<0.001	1.00 0.89 (0.68-1.16)	0.40
Non-ophthalmic referrals at discharge  No  Yes	1.00 2.05 (1.65-2.54)	<0.001	1.00 1.73 (1.30-2.30)	<0.001
Ophthalmology consult  No  Yes	1.00 1.06 (0.86-1.30)	0.60
Nonurgent ophthalmic condition  No  Yes	1.00 1.14 (0.94-1.39)	0.20	1.00 1.59 (1.23-2.03)	<0.001
Primary ophthalmic condition  No  Yes	1.00 0.16 (0.11-0.24)	<0.001	1.00 0.07 (0.03-0.15)	<0.001
Days from ED visit to follow-up  ≤5 days  >5 days	1.00 3.16 (2.59-3.86)	<0.001	2.71 (2.10-3.51)	<0.001
BCVA of affected eye  Worse than 20/40  20/40 or better	1.00 1.88 (1.47-2.43)	<0.001	1.00 1.40 (1.04-1.90)	0.027
History of ophthalmology appointment in system  No  Yes	1.00 0.75 (0.55-1.00)	0.05	1.00 0.68 (0.47-0.99)	0.045
History of missed follow-up  No  Yes	1.00 0.88 (0.62-1.22)	0.45
Travel time to follow-up (minutes)	0.99 (0.99-1.00)	0.13	0.99 (0.99-1.00)	0.18
Interpreter present if non-English speaker  Yes  No	1.00 2.38 (1.58-3.71)	<0.001	1.00 3.19 (1.84-5.78)	<0.001

ED = Emergency department; BCVA = Best corrected visual acuity; CI = Confidence interval