Table 1.
Socio-demographic characteristics (quantitative variables) of 79 participants.
| Variables | PEI (n = 39) |
Control (n = 40) |
t/U value | p value | ||
|---|---|---|---|---|---|---|
| Mean (SD) | 95% CI | Mean (SD) | 95% CI | |||
| Age (years) | 10.3 (2.7) | 9.3–11.3 | 9.9 (2.6) | 9.0–10.7 | 1.548 | 0.126a |
| Maternal education level | 5.4 (3.2) | 4.2–6.4 | 12.1 (3.6) | 10.9–13.3 | 127.000 | <0.001b,∗ |
| Paternal education level | 7.5 (3.2) | 6.4–8.6 | 12.8 (2.9) | 11.8–13.8 | 166.000 | <0.001b,∗ |
PEI: penetrating eye injury, SD: standard deviation, CI: confidence interval.
∗Significant difference.
a
Independent samples t-test.
b
Mann Whitney U test.