Table 1

Characteristics of 596 people with cerebral palsy not acquired postneonatally (NECCPS, 1960–90)

Characteristic No. %
Sex
 Female25442.6
 Male34257.4
At 29/02/00
 Dead7813.1
 Alive51886.9
Birth weight
 <1500 g7612.8
 1500–2499 g14824.9
 2500–3499 g25242.4
 ⩾3500 g11920.0
 Missing1
Gestational age
 <32 weeks6420.3
 32–36 weeks5718.1
 ⩾37 weeks19561.7
 Missing280
Cognitive disability
 Severe12630.9
 Not severe28269.1
 Missing188
Manual disability
 Severe10025.9
 Not severe28674.1
 Missing210
Ambulatory disability
 Severe11328.3
 Not severe27370.7
 Missing210
Visual disability
 Severe225.9
 Not severe35094.1
 Missing224
Hearing disability
 Severe123.1
 Not severe37496.9
 Missing210
LAS
 <3012936.3
 30–499526.8
 50–696919.4
 ⩾706217.5
 Missing241