Table 3.

Fitted vascular parameters and the corresponding 95% confidence intervals.

Volunteer no.	$400\mu \mathrm{m}$			$1000\mu \mathrm{m}$
	Oxygen saturation (-)	Hemoglobin concentration ($\mu \mathrm{M}$)	Vessel diameter ($\mu \mathrm{m}$)	Oxygen saturation (-)	Hemoglobin concentration ($\mu \mathrm{M}$)	Vessel diameter ($\mu \mathrm{m}$)
1	$0.00\pm 0.00$	$46\pm 0.3$	$109\pm 68$	$0.25\pm 0.01$	$4\pm 3.8$	$8\pm 70$
2	$0.00\pm 0.00$	$6\pm 0.3$	$83\pm 47$	$0.72\pm 0.01$	$5\pm 1.6$	$8\pm 225$
3	$0.19\pm 0.00$	$77\pm 0.6$	$133\pm 38$	$0.21\pm 0.01$	$13\pm 4.4$	$50\pm 50$
4	$0.14\pm 0.00$	$66\pm 0.4$	$144\pm 33$	$0.12\pm 0.01$	$10\pm 4.0$	$29\pm 48$
5	$0.28\pm 0.01$	$19\pm 0.6$	$78\pm 46$	$0.74\pm 0.01$	$7\pm 1.6$	$72\pm 104$
6	$0.09\pm 0.00$	$83\pm 0.4$	$200\pm 88$	$0.20\pm 0.02$	$5\pm 12.3$	$25\pm 101$
7	$0.00\pm 0.02$	$55\pm 2.8$	$110\pm 91$	$0.01\pm 0.01$	$21\pm 4.1$	$132\pm 90$
8	$0.10\pm 0.00$	$12\pm 0.4$	$16\pm 42$	$0.00\pm 0.00$	$9\pm 0.7$	$33\pm 63$
9	$0.47\pm 0.00$	$22\pm 0.2$	$74\pm 41$	$0.39\pm 0.01$	$4\pm 1.9$	$13\pm 72$
10	$0.29\pm 0.01$	$222\pm 1.9$	$135\pm 60$	$0.06\pm 0.01$	$18\pm 21.0$	$59\pm 64$
11	$0.95\pm 0.00$	$9\pm 0.3$	$5\pm 48$	$0.00\pm 0.00$	$7\pm 0.5$	$12\pm 40$
12	$0.01\pm 0.00$	$78\pm 0.9$	$189\pm 76$	$0.16\pm 0.02$	$9\pm 11.5$	$36\pm 85$