Table 3:

Mixed-effects model results for patients aged 75 years or more before and after implementation of the Quebec Alzheimer Plan*

VariableNo. (%) of patientsOR (95% Cl)ICC
Before
n = 944
After
n = 975
Documentation of cognitive status351 (37.2)440 (45.1)1.46 (1.18–1.81)0.03
Documented diagnosis of neurocognitive disorder208 (22.0)255 (26.2)1.25 (0.98–1.60)0.02
 Dementia127 (13.4)141 (14.5)
 Mild cognitive impairment41 (4.3)52 (5.3)
 Unspecified40 (4.2)62 (6.4)-
No documented diagnosis of neurocognitive disorder736 (78.0)720 (73.8)
Cognitive testing137 (14.6)
n = 940
166 (17.1)
n = 972
1.21 (0.92–1.60)0.03
Referral to memory clinic22 (2.5)
n = 886
19 (2.1)
n = 901
0.84 (0.42–1.68)0.04
Justified referral§**14 (63.6)16 (84.2)
 Uncertainty6 (42.9)7 (43.8)
 Family request1 (7.1)5 (31.2)
 Presence of depression1 (7.1)2 (12.5)
 Complex medication management3 (21.4)0 (0.0)
 Complex patient management6 (42.9)6 (37.5)
Other reason††2 (9.1)0 (0.0)
Unjustified referral6 (27.3)3 (15.8)
 No prior evaluation3 (50.0)2 (66.7)
 Blank referral3 (50.0)1 (33.3)
  • Note: CI = confidence interval, ICC = intraclass correlation coefficient, OR = odds ratio.

  • * Model estimates adjusted for age, sex and number of medications.

  • Excluding patients who refused the evaluation.

  • Excluding patients referred before the study period.

  • § Defined in accordance with Canadian guidelines.14,15

  • Proportions of subgroups.

  • ** There could be more than 1 reason for referral.

  • †† Documented reasons not mentioned in Canadian guidelines.