Table 1.

Estimated Krogh cylinder parameters.

Rat #	${\mathrm{CMRO}}_2$ ($\mu \mathrm{mol}{\mathrm{cm}}^{-3}{\min }^{-1}$) fitted	$R_{\mathrm{t}}$ ($\mu \mathrm{m}$) fitted	${\mathrm{PO}}_{2,\mathrm{art}}$ (mmHg) fitted	$R_{\text{art}}$ ($\mu \mathrm{m}$) fixed	$R_{\mathrm{cap},\min }$ ($\mu \mathrm{m}$)
I	$1.80\pm 0.34$a	$98.8\pm 6.8$	$79.9\pm 1.7$	10.6	111
II	$1.38\pm 0.16$	$99.1\pm 4.5$	$48.7\pm 0.6$	7.5	86
III	$2.10\pm 0.40$	$70.4\pm 4.7$	$35.4\pm 1.1$	7.5	69
IV	$1.56\pm 0.36$	$106.5\pm 8.9$	$63.1\pm 2.8$	9.1	70

^aStandard error.