Table 3 Odds ratio (95% C.I.) missing data model results.

Previous MMSE

0.82 (0.79–0.85)

0.81 (0.78–0.84)

0.79 (0.80–0.85)

Education

0.85 (0.64–1.13)

0.99 (0.75–1.54)

0.84 (0.55–1.27)

Marital status

0.84 (0.65–1.08)

0.82 (0.59–1.54)

0.84 (0.56–1.24)

Social class

0.93 (0.72–1.20)

0.90 (0.63–1.27)

1.04 (0.70–1.55)

Functional ability

0.52 (0.38–0.71)

0.43 (0.26–0.68)

0.30 (0.19–0.62)

Gender

0.88 (0.69–1.10)

0.60 (0.46–0.86)

0.51 (0.33–0.77)

Younger cohort

0.73 (0.54–1.01)

0.43 (0.27–0.71)

0.27 (0.13–0.56)

Medium cohort

0.84 (0.61–1.14)

0.58 (0.35–0.94)

0.47 (0.22–1.05)