Table 2: Hazard ratios for the cognitive domains (alone and controlling for all other cognitive domains) predicting MCI, probable dementia, and MCI or probable dementia.

Cognitive domainsMCI ( )Probable dementia ( )MCI or probable dementia ( )
HR95% CI valueHR95% CI valueHR95% CI value

Vocabulary alone0.58[0.46, 0.73]<0.00010.46[0.34, 0.62]<0.00010.53[0.44, 0.65]<0.0001
Verbal fluency alone0.49[0.37, 0.65]<0.00010.53[0.37, 0.74]0.00030.52[0.41, 0.66]<0.0001
Figural memory alone0.49[0.40, 0.61]<0.00010.39[0.30, 0.51]<0.00010.46[0.38, 0.55]<0.0001
Verbal memory alone0.27[0.21, 0.35]<0.00010.22[0.16, 0.31]<0.00010.29[0.23, 0.36]<0.0001
Attention/Working memory alone0.63[0.48, 0.81]0.00050.61[0.44, 0.85]0.00390.60[0.48, 0.75]<0.0001
Spatial ability alone0.60[0.45, 0.79]0.00030.36[0.24, 0.53]<0.00010.52[0.40, 0.66]<0.0001
Fine motor speed alone0.79[0.64, 0.98]0.03060.91[0.69, 1.20]0.49620.79[0.66, 0.95]0.0113
Vocabulary others0.91[0.69, 1.18]0.46550.70[0.49, 1.00]0.04860.82[0.65, 1.04]0.0955
Verbal fluency others0.87[0.65, 1.17]0.36081.39[0.95, 2.03]0.08991.00[0.78, 1.29]0.9967
Figural memory others0.74[0.58, 0.95]0.01860.68[0.50, 0.92]0.01190.71[0.57, 0.87]0.0014
Verbal memory others0.32[0.24, 0.42]<0.00010.26[0.17, 0.39]<0.00010.34[0.27, 0.44]<0.0001
Attention/Working memory others0.95[0.70, 1.28]0.72600.99[0.66, 1.47]0.95550.94[0.72, 1.22]0.6186
Spatial ability others0.91[0.67, 1.23]0.52670.66[0.43, 1.02]0.06390.84[0.64, 1.10]0.2003
Fine motor speed others0.83[0.66, 1.04]0.10390.86[0.63, 1.18]0.34360.83[0.68, 1.00]0.0549