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Table 2 Prevalence ratiosa and 95 % CI of most important symptom and the five symptom attributions

From: Symptom attributions in patients with colorectal cancer

  Cancer Benign somatic causes Psychological causes Lifestyle-related causes Causes beyond individual control
  Unadjusted Adjusted Unadjusted Adjusted Unadjusted Adjusted Unadjusted Adjusted Unadjusted Adjusted
Blood in stool          
No 1 (ref.) 1 (ref.) 1 (ref.) 1 (ref.) 1 (ref.) 1 (ref.) 1 (ref.) 1 (ref.) 1 (ref.) 1 (ref.)
Yes 1.91 (1.44–2.52) 1.94 (1.46–2.58) 1.37 (1.18–1.60) 1.36 (1.05–1.76) 0.86 (0.65–1.14) 0.89 (0.68–1.18) 0.75 (0.54–1.03) 0.76 (0.52–1.11) 1.07 (0.91–1.27) 1.10 (0.93–1.30)
Abdominal pain          
No 1 (ref.) 1 (ref.) 1 (ref.) 1 (ref.) 1 (ref.) 1 (ref.) 1 (ref.) 1 (ref.) 1 (ref.) 1 (ref.)
Yes 0.73 (0.46–1.15) 0.76 (0.48–1.20) 0.70 (0.52–0.93) 0.65 (0.44–0.97) 1.20 (0.88–1.64) 1.06 (0.70–1.61) 1.43 (1.04–1.95) 1.26 (0.83–1.92) 0.97 (0.77–1.22) 0.97 (0.77–1.22)
Change in bowel habits          
No 1 (ref.) 1 (ref.) 1 (ref.) 1 (ref.) 1 (ref.) 1 (ref.) 1 (ref.) 1 (ref.) 1 (ref.) 1 (ref.)
Yes 0.84 (0.60–1.17) 0.80 (0.57–1.13) 1.11 (0.94–1.31) 1.10 (0.87–1.45) 1.01 (0.77–1.33) 1.02 (0.72–1.46) 1.19 (0.89–1.59) 1.24 (0.86–1.78) 0.96 (0.80–1.16) 0.96 (0.80–1.16)
Other symptomsb          
No 1 (ref.) 1 (ref.) 1 (ref.) 1 (ref.) 1 (ref.) 1 (ref.) 1 (ref.) 1 (ref.) 1 (ref.) 1 (ref.)
Yes 0.57 (0.37–0.89) 0.54 (0.33–0.86) 0.71 (0.55–0.90) 0.75 (0.53–1.05) 1.03 (0.76–1.40) 1.05 (0.71–1.56) 0.82 (0.57–1.19) 0.86 (0.54–1.35) 0.97 (0.79–1.19) 0.94 (0.76–1.16)
  1. *Numbers in bold are significant results
  2. aAdjusted for age, gender, marital status and education
  3. bSymptoms such as fatigue, nausea, fever and decreased appetite