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Table 3 Results of Cox proportional-hazards model

From: Prevalence of potential underlying aetiology of macrocytic anaemia in Dutch general practice

  Hazard ratio 95 % CI P-value
Cause    0.213
 Nutrient deficiency 1.84 0.76-4.48 0.179
 Anaemia of chronic disease 2.47 1.05-5.82 0.038
 Renal anaemia 2.31 0.93-5.74 0.072
 Other causes 2.94 1.27-6.82 0.012
 Multiple causes 2.09 0.54-8.07 0.285
 Unknown   Reference  
Severity (haemoglobin)    0.476
 Moderate 1.41 0.64-3.12 0.396
 Severe 0.62 0.19-2.04 0.433
 Mild   Reference  
Gender    0.287
 Female 0.77 0.47-1.25 0.287
 Male   Reference  
Age (years) 1.06 1.03-1.09 <0.001
Date of inclusion (years) 0.927 0.82-1.04 0.213
  1. The Cox proportional-hazards model analysing the possible association of the aetiology of macrocytic anaemia with survival after entry into the study, found no significant results for the different causes