TABLE 1

Estimates from Weibull and West growth models


Group

Parameter (Unit)

Definition

Estimate

BSV
%
West model
   WKY-N WTmax (g) Maximal body weight 546 10.4
   WKY-HF WTmax (g) Maximal body weight 600 10.4
   GK-N WTmax (g) Maximal body weight 398 10.4
   GK-HF WTmax (g) Maximal body weight 448 10.4
   ALL a Constant 0.685 7.7
   ALL CVWT (%) Proportional error for body weight 2.2
   ALL SDWT (g) Additive error for body weight 4.8
Weibull model
   WKY-N WTmax (g) Maximal body weight 522 9.7
   WKY-HF WTmax (g) Maximal body weight 585 9.7
   GK-N WTmax (g) Maximal body weight 376 9.7
   GK-HF WTmax (g) Maximal body weight 440 9.7
   WKY IPWT (days) Inflection point of body weight curve 27.7 8.6
   GK IPWT (days) Inflection point of body weight curve 26.3 8.6
   ALL CVWT (%) Proportional error for body weight 2.3
   ALL
SDWT (g)
Additive error for body weight
4.7

  • BSV, between-subject variability