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Age distribution of study participants with respect to ONSD measurements
| Age (years) | ONSD ≥5.0 mm | Total | Chi-square value | P | |
|---|---|---|---|---|---|
| No | Yes | ||||
| <20 | 1 (1.9) | 3 (6.5) | 4 | ||
| 21-40 | 20 (37.0) | 12 (26.1) | 32 | 3.970 | 0.265 |
| 41-60 | 24 (44.4) | 18 (39.1) | 42 | ||
| >60 | 9 (16.7) | 13 (28.3) | 22 | ||
| Total | 54 (100) | 46 (100) | 100 | ||
Figures in parenthesis indicate percentages
