Table 3.

Comparisons of area under the curve between patients grouped by functional status

					P values for comparison between functional status groups
Functional status	Dead	Alive	Area	SE	Independent	Partly dependent	Fully dependent
Independent	761	6953	0.924	0.005	1.0
Partly dependent	514	1214	0.837	0.011	<0.001	1.0
Fully dependent	58	138	0.775	0.036	<0.001	0.074	1.0