Relationship of ideal cardiovascular health metrics with retinal vessel calibers and retinal nerve fiber layer thickness: a cross-sectional study

Table 3 Mean Retinal Nerve Fiber Layer (RNFL) thickness and vessel calibers in participants with different number of ideal cardiovascular health metrics

	Number of ideal cardiovascular health metrics							p value	p trend
	0	1	2	3	4	5	6 or 7	p value	p trend
RNFL thickness, micron(mean ± SD)	103.03 ± 9.76	102.00 ± 10.70	101.90 ± 9.76	102.36 ± 10.95	102.11 ± 9.86	102.11 ± 11.24	102.31 ± 10.02	0.81	0.94
CRAE, micron(mean ± SD)	153.76 ± 22.02	150.45 ± 18.94	153.41 ± 19.00	153.23 ± 20.33	155.05 ± 19.59	157.85 ± 19.67	159.81 ± 18.77	< 0.0001	< 0.0001
CRVE, micron(mean ± SD)	241.05 ± 26.69	234.07 ± 25.05	232.12 ± 26.21	232.29 ± 25.86	232.47 ± 24.37	232.01 ± 27.18	231.97 ± 26.90	0.13	0.058
AVR(mean ± SD)	0.64 ± 0.10	0.65 ± 0.10	0.67 ± 0.11	0.67 ± 0.12	0.67 ± 0.10	0.69 ± 0.12	0.70 ± 0.10	< 0.0001	< 0.0001

RNFL retinal nerve fiber layer, CRAE central retinal arteriolar equivalent, CRVE central retinal venous equivalent, AVR arterio- venous ratio, SD standard deviation

ISSN: 1471-2261