Fig 1. Symptom prevalence among men and women, adjusted for age, examination year, education, BMI, marital status and smoking habits and ranked according to the level in women.

All differences were significantly different (p<0.0001), except for ‘poor appetite’ (p<0.05) and ‘chest pain’, ‘cough’, ‘diarrhea’ and ‘loss of weight’ (no significant difference).