Table 1.
Clinical characteristics of the study population
| Variable | Hypertension (n = 56) | Normotension (n = 63) | P value |
|---|---|---|---|
| Age, y | 66.4 ± 10.9 | 60.7 ± 12.7 | .070 |
| Male, n (%) | 22 (39.3) | 18(28.6) | .217 |
| Diabetes history, n (%) | 24 (42.9) | 6 (9.5) | <.001** |
| Coronary heart disease history, n (%) | 9 (16.1) | 4 (6.3) | .090 |
| Cerebral infarction history, n (%) | 7 (12.5) | 2 (3.2) | .055 |
| Hyperlipidemia history, n (%) | 13 (23.2) | 7 (11.1) | .078 |
| CRAD, μm | 123.29 ± 12.55 | 128.21 ± 12.53 | .035* |
| CRVD, μm | 162.59 ± 20.74 | 157.86 ± 16.21 | .166 |
| AVR | 0.77 ± 0.11 | 0.82 ± 0.10 | .011* |
| Superior RNFL, μm | 120.93 ± 17.99 | 126.73 ± 16.63 | .070 |
| Inferior RNFL, μm | 128.09 ± 24.82 | 132.00 ± 21.41 | .358 |
| Nasal RNFL, μm | 69.93 ± 15.67 | 71.95 ± 18.87 | .529 |
| Temporal RNFL, μm | 73.71 ± 21.50 | 73.27 ± 16.05 | .898 |
Abbreviations: AVR, artery‐to‐vein ratio; CRAD, central retinal artery diameter; CRVD, central retinal vein diameter; DBP, diastolic blood pressure; RNFL, retinal nerve fiber layer; SBP, systolic blood pressure.
*
P < .05
**
P < .01