interpreting test results
normal values - females

Women
   Age (y) 15-24 25-34 35-44 45-54 55-64 65-74 75-84 >85
   Number 488 561 500 378 168 183 160 52
Anthropometric (1)
   Height (in) 65.6
± 2.4
65.2
± 2.4
64.5
± 2.4
64.2
± 2.3
63.4
± 2.4
62.7
± 2.4
62.0
± 2.4
60.3
± 2.8
   Weight (lb) 128.6
± 16.3
129.4
± 16.8
129.4
± 17.4
133.4
± 20.5
138.5
± 21.2
144.6
± 24.5
138.0
± 21.8
130.3
± 24
Impedance (1)
   Phase Angle (º) 6.6
± 0.8
6.6
± 0.9
6.7
± 0.8
6.5
± 0.9
6.0
± 0.8
5.4
± 0.9
4.8
± 0.9
4.5
± 1.2
   Body Capacitance (pF) 600 620 640 640 580 540 470 440
   Resistance (ohms) 601
± 60
582
± 60
572
± 56
557
± 58
563
± 62
555
± 64
569
± 67
570
± 82
   Reactance (ohms) 69.3
± 10.1
66.8
± 10.3
66.8
± 9.9
63.3
± 9.9
58.7
± 10.0
52.6
± 10.3
47.7
± 10.3
44.7
± 10.6
Mass Distribution (2)
   Body Cell Mass
   (% wt)
38.1 37.1 36.3 34.5 31.5 27.7 25.7 24.0
   Extracellular Mass
   (% wt)
40.3 40.4 39.8 39.7 39.4 38.0 38.5 38.4
   Fat-Free Mass
   (% wt)
78.4 77.5 76.1 74.2 70.9 65.7 64.2 62.4
   Fat Mass
   (% wt)
21.6 22.5 23.9 25.8 29.1 34.3 35.8 37.6
   ECM/BCM Ratio 1.06 1.09 1.10 1.15 1.25 1.37 1.50 1.60
   BMI (kg/m2) 21.0
± 2.3
21.4
± 2.5
21.9
± 2.7
22.7
± 3.1
24.3
± 3.5
25.9
± 4.0
25.3
± 4.0
25.2
± 4.8
   Basal Metabolic Rate 1426 1420 1395 1401 1388 1345 1254 1151
Water Compartments (2)
   Intracellular Water
   (% tbw)
55.6 54.7 54.4 53.0 50.2 47.2 45.0 43.6
   Extracellular Water
   (% tbw)
44.4 45.3 45.6 47.0 49.8 52.8 55.0 56.4
   Total Body Water
   (% ffm)
72.4 72.5 72.5 72.2 71.5 73.3 73.9 75.1
   Total Body Water
   (% wt)
56.8 56.2 55.2 53.6 50.7 48.2 47.4 46.9


References:
1Kyle UG, et al. Fat-Free and Fat Mass Percentiles in 5225 Healthy Subjects Aged 15 to 98 Years. Nutrition, 17:534-541, 2001.
2Calculated using analyzer's regression equations.
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