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. Author manuscript; available in PMC: 2022 Apr 30.
Published in final edited form as: Ophthalmology. 2021 Feb 26;128(9):1312–1324. doi: 10.1016/j.ophtha.2021.02.020

Table 4.

Multivariate Firth’s Bias-Reduced Logistic Regression Analyses to Predict the Occurrence of Vitreous Hemorrhage

Rate of VH Occurrence (eyes) odds ratio (OR) 95% CI for OR
P value
Lower Upper
NV extensive
Yes 4/8 8.05 1.43 58.56 0.02
No 9/47 1.00

Forward NV
Yes 10/29 5.42 1.26 35.16 0.02
No 3/26 1.00

Flat NV
Yes 3/25 0.25 0.04 1.01 0.05
No 10/30 1.00

NV=neovascularization