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Table 1 Estimates of the parameters, and goodness of fit, for the transitional probabilities and for death (equations (1)-(2)) in the Canadian Study of Health and Aging (CSHA).

From: Transitions in cognitive test scores over 5 and 10 years in elderly people: Evidence for a model of age-related deficit accumulation

  CSHA (wave 1–2) CSHA (wave 2–3)
k 0 ¯ MathType@MTEF@5@5@+=feaafiart1ev1aaatCvAUfKttLearuWrP9MDH5MBPbIqV92AaeXatLxBI9gBaebbnrfifHhDYfgasaacPC6xNi=xH8viVGI8Gi=hEeeu0xXdbba9frFj0xb9qqpG0dXdb9aspeI8k8fiI+fsY=rqGqVepae9pg0db9vqaiVgFr0xfr=xfr=xc9adbaqaaeGacaGaaiaabeqaaeqabiWaaaGcbaWaa0aaaeaacqWGRbWAdaWgaaWcbaGaeGimaadabeaaaaaaaa@2E5D@ 1.17 (1.08, 1.26) 1.42 (1.32, 1.52)
β 1 0.81 (0.78, 0.85) 0.86 (0.84, 0.89)
ln(P 0d ) -1.66 (-1.71, -1.61) -1.95 (-2.02, -1.88)
β 2 0.09 (0.08, 0.09) 0.09 (0.08, 0.09)
r 0.99 0.98
R 2 0.98 0.96
  1. k 0 ¯ MathType@MTEF@5@5@+=feaafiart1ev1aaatCvAUfKttLearuWrP9MDH5MBPbIqV92AaeXatLxBI9gBaebbnrfifHhDYfgasaacPC6xNi=xH8viVGI8Gi=hEeeu0xXdbba9frFj0xb9qqpG0dXdb9aspeI8k8fiI+fsY=rqGqVepae9pg0db9vqaiVgFr0xfr=xfr=xc9adbaqaaeGacaGaaiaabeqaaeqabiWaaaGcbaWaa0aaaeaacqWGRbWAdaWgaaWcbaGaeGimaadabeaaaaaaaa@2E5D@ is the mean number of cognitive errors in transition for the people who had zero errors at baseline (at the zero state) and P 0d is the probability of 5-year mortality for the people at the zero state (with zero cognitive errors at baseline). The increments β 1 and β 2 (for cognitive transitions and mortality, respectively) show how these values change with the baseline error state number. Note that the background parameters k 0 ¯ MathType@MTEF@5@5@+=feaafiart1ev1aaatCvAUfKttLearuWrP9MDH5MBPbIqV92AaeXatLxBI9gBaebbnrfifHhDYfgasaacPC6xNi=xH8viVGI8Gi=hEeeu0xXdbba9frFj0xb9qqpG0dXdb9aspeI8k8fiI+fsY=rqGqVepae9pg0db9vqaiVgFr0xfr=xfr=xc9adbaqaaeGacaGaaiaabeqaaeqabiWaaaGcbaWaa0aaaeaacqWGRbWAdaWgaaWcbaGaeGimaadabeaaaaaaaa@2E5D@ , ln(Pod) are significantly different between two transitions while the increments (β 1, β 2) are not.