Pupil sizes for different eye colours
| Colour | No (%) | Right eye | Left eye | ||
|---|---|---|---|---|---|
| Mean (SD) | Mean (SD) | ||||
| Blue | 457 (46) | 7.72 (0.73) | 7.76 (0.71) | ||
| Brown | 203 (20) | 7.85 (0.68) | 7.88 (0.69) | ||
| Green | 147 (15) | 7.83 (0.65) | 7.83 (0.64) | ||
| Hazel | 190 (19) | 7.87 (0.71) | 7.86 (0.72) | ||
No = numbers of eyes in each group.