| Parameter | Male | Female | Overall | p-value |
|---|---|---|---|---|
| Number | 38 (57.6%) | 28 (42.4%) | 66 (100%) | |
| Mean age (in years) ± Std Dev | 4.5 ± 2.9 | 5.7 ± 4.3 | 5.0 ± 3.6 | 0.157 |
| Age range (in years) | 0.3 - 11 | 0.3 - 15 | 0.3 - 15 | |
| Mean age at onset (in years) ± Std Dev | 2.9±2.6 | 4.7±4.2 | 3.6±3.4 | 0.041 |
| Range of age at onset (in years) | 0.2 – 9.0 | 0.2 - 15 | 0.2 - 15 | |
| Mean duration of delayed presentation (in years) ± Std Dev | 2.6±2.1 | 2.8±3.4 | 2.7±2.7 | 0.739 |
| Range of duration of delayed presentation (in years) | 0.3 – 8.0 | 0.2 - 15 | 0.2 - 15 | |