Predictive values for different cancers and inflammatory bowel disease of 6 common abdominal symptoms among more than 1.9 million primary care patients in the UK: A cohort study
Fig 3
PPVs (%, y axis) for the composite of either cancer or IBD in the year post-presentation, per studied symptom, by sex (left/right panels) and age group (x axis).
The red horizontal line represents the NICE 3% or greater PPV threshold for urgent (two-week-wait) referral for suspected cancer. Exact values are provided in S2 Table. IBD, inflammatory bowel disease; PPV, positive predictive value.