男性 30 岁、175 cm、75 kg、瘦体重 60 → Mifflin 1698.8,Schofield 1749,Katch 1666 五公式对比:Mifflin-St Jeor 1698.8、Harris-Benedict 原版 1770.8(最高)、修订版 1762.7、Schofield 1749(30–60 岁档)、Katch-McArdle 1666(最低,由瘦体重算出)。均值 1729.4 kcal/天,极差 104.8——同一人的公式间差异约 6%。{"result":"Extended BMR: male, 75 kg, 175 cm, 30 y — Mifflin-St Jeor 1698.8 kcal/d; mean of 5 formulas 1729.4 kcal/d (range 1666–1770.8).","metadata":{"input":{"sex":"male","weightKg":75,"heightCm":175,"ageYears":30,"leanBodyMass":60},"result":{"formulas":{"mifflinStJeor":1698.8,"harrisBenedictOriginal":1770.8,"harrisBenedictRevised":1762.7,"schofieldFaoWhoUnu":1749,"katchMcardle":1666},"meanKcalDay":1729.4,"minKcalDay":1666,"maxKcalDay":1770.8,"spreadKcalDay":104.8,"model":"Mifflin 1990; Roza 1984; FAO/WHO/UNU 1985. Not medical advice."}}}
女性 45 岁、162 cm、68 kg(无瘦体重)→ 4 公式,均值 1376.3 kcal/天 未提供瘦体重时省略 Katch-McArdle:Mifflin-St Jeor 1306.5、Harris-Benedict 原版 1394.6、修订版 1383.4、Schofield 1420.6(最高,女性 30–60 档)。均值 1376.3 kcal/天,极差 114.1——本例中 Schofield 相对 Mifflin 偏高。{"result":"Extended BMR: female, 68 kg, 162 cm, 45 y — Mifflin-St Jeor 1306.5 kcal/d; mean of 4 formulas 1376.3 kcal/d (range 1306.5–1420.6).","metadata":{"input":{"sex":"female","weightKg":68,"heightCm":162,"ageYears":45},"result":{"formulas":{"mifflinStJeor":1306.5,"harrisBenedictOriginal":1394.6,"harrisBenedictRevised":1383.4,"schofieldFaoWhoUnu":1420.6},"meanKcalDay":1376.3,"minKcalDay":1306.5,"maxKcalDay":1420.6,"spreadKcalDay":114.1,"model":"Mifflin 1990; Roza 1984; FAO/WHO/UNU 1985. Not medical advice."}}}