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Table 2 Number of transitions between cognitively normal, mild cognitive impairment, dementia and test-based mild cognitive impairment during the length of the study

From: Validating the role of the Australian National University Alzheimer’s Disease Risk Index (ANU-ADRI) and a genetic risk score in progression to cognitive impairment in a population-based cohort of older adults followed for 12 years

To

From

CN

MCI

Dementia

Death

Censored

MCI and dementia

 CN

4459 (86.1%)

137 (2.6%)

32 (0.6%)

189 (3.7%)

359 (6.9%)

 MCI

40 (48.2%)

26 (31.3%)

6 (7.2%)

5 (6%)

6 (7.2%)

 Dementia

0 (0%)

0 (0%)

5 (71.4%)

2 (28.6%)

0 (0%)

 Censored

36 (19.5%)

3 (1.6%)

0 (0%)

8 (4.3%)

138 (74.6%)

MCI-TB

 CN

3403 (80.2%)

446 (10.5%)

 

144 (3.4%)

249 (5.9%)

 MCI

321 (31.3%)

524 (51.2%)

 

52 (5.1%)

127 (12.4%)

 Censored

28 (15.1%)

11 (5.9%)

 

8 (4.3%)

138 (74.6%)

  1. Abbreviations: CN Cognitively normal, MCI Mild cognitive impairment, MCI-TB Test-based mild cognitive impairment