Table 3.

Hazard Ratios and 95 % CIs for education, mid-life occupation and late-life social engagement on late-life cognitive change

Covariate transition	Education (med vs. low)		Education (high vs. low)		Occupation (int vs. non-int)		Social engagement (med vs. low)		Social engagement (high vs. low)
State 1—State 2	0.7	0.6, 0.9	0.5	0.3, 0.7	0.8	0.6, 1.0	0.9	0.6, 1.2	0.8	0.6, 1.1
State 1—Death	0.9	0.6, 1.2	0.9	0.6, 1.2	1.0	0.8, 1.2	0.6	0.5, 0.9	0.6	0.4, 0.8
State 2—State 1	10.0	4.6, 21.7	27.3	9.6, 77.5	3.1	1.8, 5.1	1.0	0.4, 2.6	2.1	0.8, 5.3
State 2—State 3	1.0	0.8, 1.2	1.1	0.7, 1.7	1.3	1.0, 1.5	1.1	0.8, 1.5	1.0	0.8, 1.4
State 2—Death	1.0	0.8, 1.4	1.0	0.5, 2.1	0.9	0.7, 1.2	0.5	0.4, 0.8	0.5	0.3, 0.7
State 3—Death	1.5	1.3, 1.7	1.5	1.1, 2.1	1.1	0.9, 1.2	0.8	0.7, 1.0	0.8	0.6, 0.9

State 1 (no impairment): MMSE 27-30, State 2 (slight impairment): MMSE 23-26, State 3 (moderate to severe impairment): MMSE 0-22

Bold values indicate the estimates where p < 0.05