Prevalence and Associations of Vitreomacular Traction: The Beijing Eye Study

Figures & data

Figure 1 Optical coherence tomography of vitreomacular traction. That is by definition a structural abnormality, which causes focal, tractional, distortion of the macula.

Table 1 Factors Associated with Vitreous Macular Traction in the Beijing Eye Study (Univariate Analysis)

Factor	P-value	OR	95% Confidence Interval
Gender	0.046	1.41	1.01, 1.97
Age	<0.001	1.07	1.05, 1.09
Region of habitation	0.145
Body height	0.142
Body weight	0.441
Cognitive level	0.369
Diastolic blood pressure	0.371
Systolic blood pressure	0.948
Low-density lipoproteins	0.819
High-density lipoproteins	0.800
Cholesterol	0.822
Creatinine	0.582
Triglycerides	0.625
Glucose	0.302
Known diabetes mellitus	0.256
Known coronary heart disease	0.083
Known Hypertension	0.804
Known hyperlipidemia	0.997
Cerebral infarction or haemorrhage	0.478
Smoking	0.163
Alcohol consumption	0.039	0.84	0.71, 0.99
Snoring	0.094
Cataract surgery	0.300
Axial length	0.856
Refractive error	0.784
Anterior chamber depth	0.395
Lens thickness	0.026	2.21	1.10, 4.43
Central corneal thickness	0.990
Corneal diameter	0.548
Corneal steep	0.912
Pupil diameter	0.035	0.70	0.50, 0.98
Best corrected visual acuity (LogMAR)	0.027	0.36	0.14, 0.89
Intraocular pressure	0.262
Subfoveal choroidal thickness	<0.001	0.10	0.99, 1.00
Subfoveal retinal thickness	<0.001	1.01	1.00, 1.01

Figure 2 Diagram showing the distribution of prevalence of vitreous macular traction stratified by age groups in Beijing Eye Study 2011.

Table 2 Factors Associated with Vitreous Macular Traction Using Multivariate Logistic Regression Models in the Beijing Eye Study

Factor	P-value	OR	95% Confidence Interval
Gender	0.036	1.77	1.04, 3.02
Age	0.001	1.06	1.03, 1.10
Subfoveal choroidal thickness	0.026	0.10	0.99, 1.00
Subfoveal retinal thickness	0.005	1.01	1.00, 1.01