. Author manuscript; available in PMC: 2012 Jul 24.

Published in final edited form as: Arch Phys Med Rehabil. 2010 Dec;91(12):1849–1855. doi: 10.1016/j.apmr.2010.08.010

Table 2. Transition Probabilities for All Possible Transitions.

Mobility Limitation at Beginning of Year	Mobility Limitation at End of Year
Mobility Limitation at Beginning of Year	None	Mild	Moderate	Severe	Does Not Walk	Death
None	.778	.176	.019	.005	.001	.020
Mild	.205	.584	.102	.040	.008	.061
Moderate	.045	.211	.516	.101	.025	.103
Severe	.017	.129	.156	.398	.090	.209
Does not walk	.011	.079	.085	.157	.402	.265

NOTE. Shaded rows correspond to values for remaining in the same state in the second year.