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Table 4 Multivariate analysis of factors associated with being reluctant to support a population screening programme based on testing for occult blood in stools and colonoscopy*

From: Knowledge and attitudes of primary health care physicians and nurses with regard to population screening for colorectal cancer in Balearic Islands and Barcelona

Variable Categories p OR 95% CI
Population screening programmes target asymptomatic
subjects of specific age groups
I agree 0.041 1  
  I don't know 0.043 2.11 1.02-4.35
  I disagree 0.092 1.69 0.91-3.12
Test for occult blood in stools (FOBT) has poor sensitivity No 0.008 1  
  I don't know 0.018 1.88 1.11-3.17
  Yes 0.004 1.71 1.18-2.48
Test for occult blood in stools (FOBT) has poor specificity No 0.022 1  
  I don't know 0.467 0.80 0.45-1.44
  Yes 0.055 1.48 0.99-2.21
For users, performing the FOBT is... Easy 0.002 1  
  Neither easy nor hard 0.009 1.62 1.12-2.32
  I don't know 0.008 3.26 1.36-7.84
  Complicated 0.002 2.06 1.29-3.28
How would people react to a population screening
programme for colorectal cancer?
Almost everyone would participate 0.000 1  
  About 50% would participate 0.000 2.58 1.61-4.15
  A minority would participate 0.000 5.64 3.27-9.74
  I don't know 0.000 4.61 2.73-7.78
What barriers to client participation would we encounter?     
   • Perceiving no benefit I disagree 0.001 1  
  I don't know 0.002 1.99 1.28-3.07
  I agree 0.011 1.71 1.13-2.58
What would make you reluctant to enourage clients to participate?     
   • Clients are fed up with screening programmes I disagree 0.000 1  
  I don't know 0.555 1.17 0.69-1.99
  I agree 0.000 2.25 1.59-3.17
   • Colonoscopy is an invasive procedure I disagree 0.051 1  
  I don't know 0.781 1.13 0.47-2.71
  I agree 0.017 1.53 1.08-2.18
¿What do you think professionals should be offered to ensure
their support to the screening program?
    
   • Nothing, since it is part of their work I agree 0.113 1  
  I don't know 0.041 1.56 1.01-2.41
  I disagree 0.344 1.30 0.75-2.25
  1. * Nagelkerke's R2: 0,257