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Table 3 Physiologic Requirements for Iron in 11 Pregnant Women

From: Physiologic requirement for iron in pregnant women, assessed using the stable isotope tracer technique

IDTrimesterBaseline weight (kg)Baseline BMI (kg.(m2)−1)Estimated weight in calculation period (kg)Iron physiological requirement (μg.d−1)Iron physiological requirements adjusted by weight (μg.kg− 1.d− 1)
A5Second84.5532.7489.553714.4141.48
A11First52.4019.0060.691143.5518.84
A13Third87.1530.9094.253842.5140.77
A23Second53.5021.3060.153556.9159.14
A26Second55.6521.8064.393752.5258.28
A32First59.9025.0064.24820.4512.77
A36Second64.1825.0670.062011.7628.72
B15First61.0326.3164.114813.2875.08
B23Third67.1926.4874.214802.8964.72
B29Third46.3520.4460.893758.0161.72
B45First55.0323.8261.461379.0022.44
\( \overline{\mathrm{X}} \) 62.4524.8169.453054.1243.99
SD 12.944.2511.931448.4021.13