Table 2. Hazard ratios (HR) for mortality according to baseline taxation category for long-term care insurance premiums.

	Men								Women
	Age-adjusted				Multivariate				Age-adjusted				Multivariate
	HR	95% CI		P	HR	95% CI		P	HR	95% CI		P	HR	95% CI		P
	Taxation category
	level 1	2.53	1.26	5.08	0.009	1.68	0.76	3.68	0.197	1.36	0.51	3.67	0.541	0.71	0.25	1.99	0.510
level 2	1.31	0.97	1.77	0.079	1.16	0.85	1.58	0.344	1.04	0.45	2.41	0.923	1.03	0.44	2.38	0.952
level 3	1.03	0.69	1.52	0.886	0.93	0.62	1.39	0.734	1.10	0.48	2.50	0.827	0.94	0.41	2.16	0.892
level 4	Reference				Reference				Reference				Reference
level 5	0.88	0.52	1.50	0.647	1.00	0.59	1.69	0.990	1.83	0.52	6.49	0.350	1.83	0.51	6.55	0.355
Mobilitya
level 0					3.09	1.82	5.24	<0.001					6.17	3.88	9.81	<0.001
level 1					1.38	0.29	6.47	0.687					4.74	1.64	13.68	0.004
level 2					7.29	2.30	23.03	0.001					4.65	1.60	13.50	0.005
level 3					3.38	2.18	5.25	<0.001					2.37	1.33	4.22	0.004
level 4					2.30	1.58	3.37	<0.001					2.71	1.82	4.05	<0.001
level 5					Reference								Reference
Age	1.09	1.07	1.11	<0.001	1.07	1.05	1.09	<0.001	1.13	1.11	1.15	<0.001	1.08	1.06	1.10	<0.001

^alevel 5, can climb stairs without aid or assistive devices; level 4, cannot climb stairs without aid but can walk on a flat surface without aid or assistive devices; level 3, cannot walk on a flat surface without aid but can move around using assistive devices and perform transfer independently while seated; level 2, cannot move around or transfer while seated using assistive devices or with aid from others but can sit up and maintain a seated position; level 1, cannot sit up or maintain a seated position but can roll over on a bed without aid; and level 0, cannot roll over on a bed without aid while lying down.