臨床計算器 · body_composition

體脂率 — 4-site 皮摺厚度 (Durnin-Womersley)

4 處皮摺 → body density → BF% (Siri)

Durnin-Womersley 1974：sum of 4 site skinfolds (二頭+三頭+肩胛下+腸骨上, mm) → body density via age×sex coefficient → body fat % via Siri 1961 = (495/BD − 450)。

輸入

限制

  • 量皮摺需訓練（caliper 技術）；inter-observer ±5% 變異

參考文獻

  1. Durnin JV, Womersley J. Body fat assessed from total body density and its estimation from skinfold thickness: measurements on 481 men and women aged from 16 to 72 years. Br J Nutr 1974;32(1):77-97. doi:10.1079/bjn19740060 (PMID 4843734)
  2. Siri WE. Body composition from fluid spaces and density: analysis of methods. In: Brozek J, Henschel A, eds. Techniques for Measuring Body Composition. Washington, DC: National Academy of Sciences; 1961:223-44.

免責聲明：本計算器為醫療專業人員之風險評估參考工具，不構成個別醫療建議。實際處置須由臨床醫師綜合判斷。

資料截至 2026-05-19