TABLE III.

Results From 28 Subjects (12 CHF and 16 Healthy) in Second Experimental Dataset

Subject	Group	R-R (ms)	P-value	ρ (0.01–0.15 Hz)	Ratio (0.01–0.15 Hz)	KS dist. (linear→nonlin.)
01	CHF	987.4 ± 37.7	0.082	0.9669	0.9995	0.0813→0.0933
04	CHF	598.9 ± 38.2	0.002	0.9810	0.9909	0.1225→0.1123	✓
05	CHF	655.7 ± 20.2	0.158	0.9837	0.9978	0.1176→0.1.224
07	CHF	777.7 ± 11.7	0.228	0.9759	0.9998	0.0861→0.0858	✓
08	CHF	798.2 ± 23.1	0.012	0.9153	0.9995	0.1004→0.0954	✓
09	CHF	603.2 ± 10.7	0.052	0.9822	0.9998	0.1093→0.0870	✓
10	CHF	483.2 ± 14.1	<1e-6	0.9510	0.9998	0.0902→0.1321
11	CHF	683.7 ± 28.6	0.028	0.9446	0.9918	0.1043→0.0996	✓
12	CHF	720.2 ± 48.0	<1e-6	0.9185	0.9992	0.0906→0.0957
13	CHF	621.4 ± 10.4	<1e-6	0.9656	0.9998	0.0979→0.0943	✓
14	CHF	833.3 ± 31.4	0.078	0.9873	0.9992	0.0881→0.1002
15	CHF	651.8 ± 26.7	0.004	0.9652	0.9999	0.1177→0.1015	✓
16265	healthy	1008.3 ± 90.9	<1e-6	0.8012	0.7205	0.0933→0.0919	✓
16272	healthy	914.4 ± 59.9	<1e-6	0.9311	0.9698	0.0942→0.0937	✓
16273	healthy	1026.6 ± 129.9	<1e-6	0.9112	0.9549	0.0925→0.0822	✓
16420	healthy	835.1 ± 79.6	<1e-6	0.9242	0.9847	0.0914→0.0828	✓
16483	healthy	819.3 ± 44.5	<1e-6	0.9547	0.9975	0.0819→0.0798	✓
16539	healthy	825.9 ± 83.8	<1e-6	0.9288	0.9065	0.1142→0.1078	✓
16773	healthy	1218.7 ± 146.4	<1e-6	0.9243	0.9252	0.0621→0.0548	✓
16786	healthy	938.7 ± 66.3	<1e-6	0.8983	0.9792	0.0938→0.0931	✓
16795	healthy	896.1 ± 91.7	<1e-6	0.9052	0.9095	0.0925→0.0903	✓
17052	healthy	942.7 ± 69.4	0.154	0.9376	0.9880	0.0818→0.0996
17453	healthy	817.0 ± 55.7	<1e-6	0.9399	0.8717	0.1120→0.1125
18177	healthy	633.0 ± 42.2	<1e-6	0.9214	0.9839	0.1089→0.0992	✓
18184	healthy	818.7 ± 64.1	<1e-6	0.9434	0.9158	0.1036→0.1045
19090	healthy	970.1 ± 82.3	<1e-6	0.9205	0.9611	0.1033→0.0880	✓
19140	healthy	827.6 ± 96.8	<1e-6	0.9272	0.9026	0.0974→0.0916	✓
19830	healthy	802.1 ± 69.8	<1e-6	0.9385	0.9578	0.0907→0.0906	✓

P-values are obtained from the nonlinearity test; the tick indicates an improvement of fit by inclusion of nonlinearity.