# Table 5 Risk factors for retinal vein occlusion using logistic regression analysis

Characters No RVO
(n = 1805)
Number (%)
RVO
(n = 55)
Number (%)
Odds Ratio (95% Confidence Interval) P - value
Age in Years, n (%):
60–69 923 (51.14) 27 (49.09) 1.00
70–79 675 (37.40) 22 (40.00) 1.11(0.62–1.97) 0.711
≥ 80 207 (11.47) 6 (10.91) 0.99(0.40–2.43) 0.984
Gender:
Male, n(%) 796 (44.10) 25 (45.45) 1.00
Female, n(%) 1009 (55.90) 30 (54.55) 0.94 (0.55–1.62) 0.842
Occupation:
Agriculture 1311 (72.63) 40 (72.73) 1.00 0.987
other occupations 494 (27.37) 15 (27.17) 0.99 (0.54–1.82)
Literacy:
Illiterate 1385 (76.73) 48 (87.27) 1.00
Literates 420 (23.27) 7 (12.73) 0.48 (0.21–1.07) 0.073
All Hypertension
No 1187 (65.16) 30 (54.55) 1.00
Yes 618 (34.24) 25 (45.45) 1.60 (0.93–2.74) 0.088
Known Hypertensive
No 1401 (72.62) 36 (65.45) 1
Yes 404 (22.38) 19 (34.55) 1.83 (1.03–3.22) 0.037
Newly diagnosed Hypertensive
No 1587 (87.92) 49 (89.09) 1
Yes 218 (12.08) 6 (10.91) 0.89 (0.37–2.10) 0.793
Diabetes
No 1641 (90.91) 51 (92.73) 1.00
Yes 164 (9.09) 4 (7.27) 0.78 (0.28–2.18) 0.645
Known diabetes
No 1672 (92.63) 51 (92.73) 1
Yes 133 (7.37) 4 (7.27) 0.98 (0.35–2.76) 0.979
Newly diagnosed diabetes 1774 (98.28) 55 (100)
31 (1.72) 0   0.327
Combined HTN and Diabetes mellitus
No 1710 (94.74) 52 (94.55) 1.00
Yes 95 (5.26) 3 (5.45) 1.03 (0.31–3.38) 0.950
Body Mass Index (kg/m2)
(< 24.9) 1103 (61.11) 34 (61.82) 1.00
(>25) 702 (38.89) 21 (38.18) 0.97 (0.55–1.68) 0.915
Body Mass Index(kg/m2)
(mean ± S.D)
23.66 ± 4.00 23.41 ± 4.58 0.98 (0.92–1.05) 0.654
Abdominal girth (mean ± S.D) 80.29 ± 11.13 78.38 ± 9.49 0.98 (0.95–1.00) 0.203
BCVA (Log MAR)
< 0.3 1139 (63.10) 35 (63.64) 1.00 0.936
> 0.3 666 (36.90) 20 (36.36) 0.97 (0.55–1.70)
Myopia 181 (10.03) 6 (10.91) 1.00
Hypermetropia 246 (13.63) 3 (5.45) 1.17 (0.75–1.85) 0.215
Others 1378 (76.34) 46 (83.64) 1.00 (0.42–2.39) 0.987
Pseudophakia
No 1526 (85.10) 43 (78.18) 1.00 0.162
Yes 269 (14.90) 12 (21.82) 1.59 (0.82–3.06)
Smoking
Non smoker 790 (43.74) 22 (40) 1.00 0.582
Smoker 1016 (56.26) 33 (60) 1.16 (0.67–2.01)
Alcohol
No Alcohol 772 (42.20) 22 (40) 1.00 0.685
Alcohol 1034 (57.25) 33 (60) 1.11 (0.64–1.93)
1. RVO Retinal vein occlusion, HTN Hypertension, BCVA Best corrected visual acuity