TABLE 1.
COMPARISON OF RISK FACTORS BETWEEN PATIENTS WITH NONARTERITIC ANTERIOR ISCHEMIC OPTIC NEUROPATHY UNDER AGE 50 (NAIONy) AND AGED 50 AND OVER (NAIONo)
| RISK FACTOR |
NAIONy N=108 |
NAIONo N=108 |
P VALUE* |
|---|---|---|---|
| Male gender | 61 (56%) | 61 (56%) | 1.00 |
| Hypertension | 35 (32%) | 55 (51%) | 0.009 |
| Diabetes | 15 (14%); n=107 | 19 (18%); n=106 | 0.46 |
| Chronic renal failure | 10 (9%) | 2 (2%) | 0.033 |
| Crowded disc | 95 (88%) | 85 (79%); n=107 | 0.099 |
| Smoking | 27 (27%); n=100 | 21 (23%); n=90 | 0.62 |
| Anemia | 8 (9%); n=86 | 3 (6%); n=54 | 0.53 |
| Migraine | 20 (20%); n=98 | 9 (9%); n=102 | 0.026 |
| Hyperlipidemia | 34 (47%); n=73 | 36 (63%); n=57 | 0.077 |
*
Fisher exact test.