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csefh - Kinder-Umwelt-Gesundheit

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Gender,<br />

Age (years)<br />

Males<br />

Under 3<br />

3 to < 10<br />

10 to < 18<br />

Females<br />

Under 3<br />

3 to < 10<br />

10 to < 18<br />

Child-Specific Exposure Factors Handbook<br />

Chapter 6 - Inhalation Rates<br />

Table 6-37. Statistics of the Age/gender Cohorts Used to Develop Regression Equations for Predicting<br />

Basal Metabolic Rates (BMR)<br />

MJ d -1<br />

1.51<br />

4.14<br />

5.86<br />

1.54<br />

3.85<br />

5.04<br />

BMR<br />

SD<br />

0.92<br />

0.50<br />

1.17<br />

0.92<br />

0.49<br />

0.78<br />

a Body weight (bw) in kg.<br />

SD = Standard deviation.<br />

CV = Coefficient of variation (SD/mean).<br />

N = Number of observations.<br />

r = Coefficient of correlation.<br />

Source: Layton, 1993.<br />

CV<br />

0.61<br />

0.12<br />

0.20<br />

0.59<br />

0.13<br />

0.15<br />

Body<br />

Weight<br />

(kg)<br />

6.6<br />

21<br />

42<br />

6.9<br />

21<br />

38<br />

N BMR Equation a<br />

162<br />

338<br />

734<br />

137<br />

413<br />

575<br />

0.249 bw - 0.127<br />

0.095 bw + 2.110<br />

0.074 bw + 2.754<br />

0.244 bw - 0.130<br />

0.085 bw + 2.033<br />

0.056 bw + 2.898<br />

Page Child-Specific Exposure Factors Handbook<br />

6-50 September 2008<br />

r<br />

0.95<br />

0.83<br />

0.93<br />

0.96<br />

0.81<br />

0.8

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