Table 3 Univariate association of various factors with macular edema in patients with RVO.

From: Increasing incidence of macular edema in excessive morning blood pressure surge in patients with retinal vein occlusion

Ā 

OR

95% CI

p-value

Binary sleep-trough MBPS*

5.99

1.80–19.9

0.004

Binary prewaking MBPS†

4.49

1.41–15.6

0.012

Average 24-hour SBP (per 10 mmHg)

1.41

1.03–1.92

0.032

Average daytime SBP (per 10 mmHg)

1.36

1.01–1.83

0.045

Average nighttime SBP (per 10 mmHg)

1.18

0.87–1.58

0.287

Age (per 5 years)

0.95

0.77–1.19

0.661

Male

1.53

0.60–3.95

0.375

Diabetes

0.79

0.25–2.51

0.687

Hypertension

0.94

0.36–2.42

0.894

Current smoking

1.14

0.12–3.19

0.786

Dyslipidemia

0.33

0.11–0.98

0.047

LDL-C (per 10 mg/dl)

1.08

0.94–1.25

0.275

BMI (Kg/m2)

1.15

0.98–1.35

0.093

Average PWV (cm/s)

1.12

0.95–1.30

0.171

Carotid IMT (per 0.1 mm)

1.21

0.80–1.81

0.367

  1. Abbreviations: BMI, body mass index; CI, confidence interval; IMT, intima media thickness; LDL-C, low-density lipoprotein cholesterol; MBPS, morning blood pressure surge; OR, odds ratio; PWV, pulse wave velocity; RVO, retinal vein occlusion; SBP, systolic blood pressure.
  2. *Cut-off point ≄29.3 mmHg; †Cut-off point ≄14.4 mmHg.