Inclusion and exclusion criteria adopted in the review
| Inclusion criteria |
| Measures of quality of life, health status, or wellbeing |
| The presence of an ICD-10 diagnosis of a chronic disease or condition |
| Children aged 18 years or under |
| Measures that include minimum psychometric properties (some reliability or validity data) |
| Measures that include facility for completion by child or proxy or both |
| Single (generic or disease specific) or proxy measures (batteries) |
| Exclusion criteria |
| Quality of life measured only by clinical indicators (for example, haemoglobin level) |
| Quality of life restricted to demographic or environmental factors |
| Review articles or comments about the measurement of quality of life in children |