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Table 2 LME coefficients for longitudinal and cross-sectional models at 12 months from baseline

From: Participant and study partner prediction and identification of cognitive impairment in preclinical Alzheimer’s disease: study partner vs. participant accuracy

  Longitudinal model Cross-sectional model
Coefficient estimate 95% confidence interval Coefficient estimate 95% confidence interval
Participant ECog 0.16 (− 0.50, 0.79) 0.06 (− 0.44, 0.56)
Study partner ECog 0.72 (0.07, 1.36) 0.67 (0.11, 1.23)
Time − 1.22 (− 184.30, 181.86) − 14.02 (− 200.75, 172.71)
Squared time 3.17 (− 89.14, 95.48) 9.72 (− 84.41, 103.86)
Age 0.18 (0.08, 0.27) 0.17 (0.07, 0.27)
Years of education − 0.27 (− 0.49, − 0.06) − 0.27 (− 0.50, − 0.05)
Male 1.73 (0.60, 2.87) 1.78 (0.63, 2.94)
> 0 APOE4 0.61 (− 0.62, 1.85) 0.56 (− 0.71, 1.83)
Amyloid status − 0.10 (− 1.41, 1.20) − 0.04 (− 1.37, 1.30)