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. 2020 Mar 2;20:57. doi: 10.1186/s12877-020-1451-1

Table 4.

Results of Multilevel Models Examining Concurrent and Lagged Effects of Depressive Symptoms on Memory Self-Report

Self-rated Memory Perceived Memory Decline
Model 1 Model 2
NHATS
b (SE)
HRS
b (SE)
NHATS
OR (95%CI)
HRS
OR (95%CI)
Intercept 2.552** (0.019) 2.902** (0.061)
Time 0.059** (0.004) 0.048** (0.003) 1.209** (1.143–1.279) 1.144** (1.120–1.169)
Depressive Symptomswp 0.021** (0.006) 0.022** (0.004) 1.286** (1.189–1.390) 1.145** (1.115–1.177)
Depressive Symptomslag 0.003 (0.007) 0.009 (0.004) 1.040 (0.948–1.142) 1.012 (0.982–1.043)
Female (ref = male) −0.006 (0.025) −.0.122** (0.026) 1.131 (0.864–1.479) 0.885 (0.751–1.044)
Education: <HS (ref = HS education) 0.056 (0.040) 0.138** (0.027) 1.377 (0.906–2.093) 0.854 (0.720–1.013)
Education: > HS (ref = HS education) −0.193** (0.028) − 0.143** (0.035) 1.368 (1.019–1.836) 1.296 (1.048–1.602)
Age category −0.096 (0.182) − 0.356 (0.235) 1.291 (0.203–8.196) 1.200 (0.269–5.350)
Black (ref = White) 0.193** (0.031) 0.098 (0.040) 0.984 (0.709–1.367) 1.131 (0.880–1.453)
Income $15,000 - $30,000 (ref = < $15,000) 0.001 (0.036) −0.032 (0.030) 1.051 (0.727–1.521) 0.856 (0.702–1.043)
Income $30,001–$60,000 (ref = < $15,000) −0.072 (0.032) − 0.071 (0.038) 0.654 (0.459–0.932) 0.976 (0.771–1.234)
Income > $60,000 (ref = < $15,000) −0.143** (0.033) − 0.068 (0.047) 0.792 (0.558–1.124) 1.024 (0.765–1.370)
Single/Widowed (ref = Married/Partnered) 0.023 (0.026) −0.064 (0.028) 1.021 (0.777–1.343) 0.831 (0.696–0.993)

Note. HRS and NHATS datasets were analyzed in separate multilevel analyses. Additionally, the association of depressive symptoms (predictor) with self-rated memory (Model 1) and perceived 2-year memory decline (Model 2) were analyzed separately. Results from analyses with NHATS and HRS data are presented together for ease of comparison. All models were analyzed separately. HS = High School; WP = baseline within person. **p ≤ .001. *p ≤ .01