Comparison of study populations in UK, Canada, and USA: percentages with particular characteristics
| Study | Males | Birth weight <2500 g | Severe disability | ||||
|---|---|---|---|---|---|---|---|
| Cognitive | Manual | Ambulatory | |||||
| NECCPS (born: 1960–1990) | 57 | 38 | 31 | 26 | 28 | ||
| Mersey CPR7 (born: 1966–1984) | 57 | 37 | 33 | 21 | 29 | ||
| SE Thames6 (born: 1970–1979) | 57 | NA | 38 | NA | 27 | ||
| California child study10 (service use: 1980–1995) | 56 | 25 | 39 | 20 | 73 | ||
| California adult study9 (service use: 1980–1995) | 54 | NA | 44 | 10 | 35 | ||
| British Columbia Registry8 (born: 1952–1989) | 54 | NA | 16 | NA | NA | ||
Data from publications.
NA, information not available.