Time of diagnosis | N | Qualification |
Months | 156 | 8.34 ± 1.50 |
1 year | 110 | 8.69 ± 1.28 |
2 to 5 years | 325 | 8.73 ± 1.37 |
6 to 9 years | 147 | 8.80 ± 1.48 |
10 o more years | 175 | 8.96 ± 1.91 |