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Table 4 Multiple linear regression - phospho tau

From: Factors that influence the levels of cerebrospinal fluid biomarkers in memory clinic patients

Variables Unadjusted standardized beta P R square Adjusted standardized beta P
Patients with MMSE sum score ≥ 25, N = 134
 Diagnoses (AD/aMCI = 2, others = 1) 0.42 <0.001 0.17 0.36 <0.001
 Age 0.11 0.2 0.005   
 Sex (1 = women, 2 = men) −0.18 0.04 0.03   
 ApoE ε4 genotype (neg = 1, pos = 2) 0.23 0.007 0.05 0.17 0.03
 Amyloid β −0.35 <0.001 0.11   
 MMSE −0.33 <0.001 0.1 −0.25 0.002
 R square, adjusted     0.26  
Patients with MMSE sum score < 25, N = 119
 Age 0.12 0.18 0.007   
 Sex (1 = women, 2 = men) 0.006 0.95 −0.009   
 ApoE ε4 genotype (neg = 1, pos = 2) 0.17 0.07 0.02   
 Amyloid β −024 0.01 0.05 −0.24 0.01
 MMSE −017 0.06 0.02   
 R square, adjusted     0.05  
  1. AD/aMCI Alzheimer’s dementia/amnestic mild cognitive impairment
  2. MMSE missing in 4 patients
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