Characteristic | No. | % |
Sex | ||
Female | 254 | 42.6 |
Male | 342 | 57.4 |
At 29/02/00 | ||
Dead | 78 | 13.1 |
Alive | 518 | 86.9 |
Birth weight | ||
<1500 g | 76 | 12.8 |
1500–2499 g | 148 | 24.9 |
2500–3499 g | 252 | 42.4 |
⩾3500 g | 119 | 20.0 |
Missing | 1 | |
Gestational age | ||
<32 weeks | 64 | 20.3 |
32–36 weeks | 57 | 18.1 |
⩾37 weeks | 195 | 61.7 |
Missing | 280 | |
Cognitive disability | ||
Severe | 126 | 30.9 |
Not severe | 282 | 69.1 |
Missing | 188 | |
Manual disability | ||
Severe | 100 | 25.9 |
Not severe | 286 | 74.1 |
Missing | 210 | |
Ambulatory disability | ||
Severe | 113 | 28.3 |
Not severe | 273 | 70.7 |
Missing | 210 | |
Visual disability | ||
Severe | 22 | 5.9 |
Not severe | 350 | 94.1 |
Missing | 224 | |
Hearing disability | ||
Severe | 12 | 3.1 |
Not severe | 374 | 96.9 |
Missing | 210 | |
LAS | ||
<30 | 129 | 36.3 |
30–49 | 95 | 26.8 |
50–69 | 69 | 19.4 |
⩾70 | 62 | 17.5 |
Missing | 241 |