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Table 6 Generalized linear model analysis of mental demands at work before retirement on cognitive functioning in old age (65+ years)

From: Association between mental demands at work and cognitive functioning in the general population – results of the health study of the Leipzig research center for civilization diseases (LIFE)

  Model 4    Model 5  
  MMSE    MMSE  
   β  p    β  p
Constant 3.284 0.000 Constant 3.261 0.000
Demands (high) 0.036 0.010 Demands & education (high & high) 0.082 0.000
Demands (medium) 0.027 0.031 Demands & education (high & middle) 0.072 0.000
Demands (low) REF   Demands & education (middle & middle OR high & low) 0.046 0.005
    Demands & education (middle & low) 0.052 0.002
Age (70–79 years) 0.002 0.734 Demands & education (low & low) REF  
Age (60–69 years) REF     
Female 0.010 0.111 Age (70–79) 0.002 0.727
Male REF   Age (60–69) REF  
Self-regulation (high) 0.026 0.100 Female 0.011 0.075
Self-regulation (medium) 0.014 0.229 Male REF  
Self-regulation (low) REF   Self-regulation (high) 0.027 0.082
Education (high) 0.023 0.003 Self-regulation (medium) 0.013 0.248
Education (medium) −0.002 0.767 Self-regulation (low) REF  
Education (low) REF   Stroke (yes) −0.041 0.021
Stroke (yes) −0.040 0.025 Stroke (no) REF  
Stroke (no) REF   Blood lipids (elevated) 0.011 0.060
Blood lipids (elevated) 0.012 0.049 Blood lipids (normal) REF  
Blood lipids (normal) REF   Liver disease (yes) 0.003 0.726
Liver disease (yes) 0.003 0.724 Liver disease (no) REF  
Liver disease (no) REF   Heart attack (yes) −0.009 0.631
Heart attack (yes) −0.014 0.478 Heart attack (no) REF  
Heart attack (no) REF   Blood pressure (high) −0.002 0.769
Blood pressure (high) −0.002 0.745 Blood pressure (normal) REF  
Blood pressure (normal) REF   Diabetes (yes) 0.000 0.962
Diabetes (yes) −0.001 0.881 Diabetes (no) REF  
Diabetes (no) REF     
  1. Notes: β - regression coefficient, MMSE mini-mental status examination, p - level of significance; REF reference category.