boneagechronologicalage

由 YM Wang 著作 · 2020 · 被引用 10 次 — In boys, the mean TW3 bone ages vs mean chronological ages were delayed for ages 5 to 10 except age 8, and advanced for ages 3 to 4, 8, and 11 ...

Bone age is distinct from an individual's biological or chronological age, which is the amount of time that has elapsed since birth. Discrepancies between bone ...

由 AM Mughal 著作 · 2014 · 被引用 247 次 — Bone age is an indicator of the skeletal and biological maturity of an individual. This is different from chronological age, which is calculated using the date ...

Normal skeletal development is defined as a skeletal age within two standard deviations from the reference development stage for a given chronological age. This ...

由 D Ke 著作 · 2021 · 被引用 7 次 — The chronological age is easily determined by the date of birth, and it has been used as the age category in the physical fitness standards ...

由 F Cavallo 著作 · 2021 · 被引用 86 次 — Therefore, chronological age differs from bone age, so the two indexes need to be distinguished: chronological age is defined as the age in ...

The standard deviation of bone age at a given age is approx. 1 year. This implies that in a random group of 7 boys of the same age, there is on average 3 years ...

A bone age study helps doctors estimate the maturity of a child's skeletal system. They do this by taking a single X-ray of the left wrist, hand, and fingers.