Characteristics of different growth charts.

1Although the sample was not population based, the authors stated that height of sampled children will likely not be different from children living in other regions in the country;2Method similar to LMS method;3Russian charts are published in a key pediatric book, and are commonly applied by pediatricians throughout Russia;4The UK-WHO growth charts are applied in clinical practice in the United Kingdom and constitute growth data from WHO growth standards with birth data from the British 1990 charts. As the WHO growth standards are already included in the analyses, the new WHO-UK growth charts were not considered.