Table 3.

Step response measures of relative (Rel, %/mmHg) and absolute (Abs, cm/s/mmHg) CVR values using the entire hypercapnic period (All) or the steady state portion of the hypercapnic period (SS)

		MCAv				MCAc
		All		SS		All		SS
Subject	Position	Rel	Abs	Rel	Abs	Rel	Abs	Rel	Abs
S1	Supine	4.11	4.25	5.33	5.51	3.16	0.025	4.13	0.032
S1	Sitting	4.19	3.91	4.47	4.16	2.41	0.021	2.70	0.023
S2	Supine	3.07	1.64	3.01	1.61	1.60	0.011	1.66	0.011
S2	Sitting	2.82	1.61	2.99	1.71	1.99	0.013	2.12	0.014
S3	Supine	6.10	4.34	6.43	4.58	4.63	0.036	4.52	0.035
S3	Sitting	3.01	2.18	3.52	2.55	2.91	0.020	3.20	0.022
S4	Supine	2.58	1.90	2.68	1.97	−0.58	−0.005	−0.80	−0.007
S4	Sitting	2.56	1.97	2.53	1.95	0.72	0.005	0.54	0.004
S5	Supine	3.26	2.71	3.43	2.85	2.14	0.024	2.08	0.023
S5	Sitting	3.12	2.60	3.01	2.51	2.18	0.022	2.10	0.021
S6	Supine	3.54	3.05	3.46	2.98	2.94	0.031	2.68	0.028
S6	Sitting	3.55	2.84	3.39	2.71	2.86	0.026	2.70	0.025
S7	Supine	2.14	2.54	2.07	2.46	0.46	0.005	0.46	0.005
S7	Sitting	2.48	2.72	2.54	2.78	1.60	0.015	1.73	0.017
S8	Supine	3.80	2.92	3.63	2.78	3.97	0.046	3.89	0.045
S8	Sitting	2.87	2.38	3.15	2.62	2.05	0.020	2.19	0.021
S9	Supine	3.33	1.93	3.33	1.93	3.13	0.025	3.02	0.024
S9	Sitting	2.41	0.92	2.52	0.97	2.17	0.011	2.22	0.011