Table 1

Criteria for identifying patients eligible for the study
Inclusion Criteria
Age 51-74 years at start of study
Language English or Spanish
FOBT done in year before study FOBT completed in year before study
“Screening for colon cancer” (or related codes) entered as an encounter diagnosis in year before study
FOBT result negative
Exclusion
Screening by another test Colonoscopy (CPT code 45.23) within 10 years
Flexible sigmoidoscopy (CPT code 45.24) within 5 years
Conditions that suggest FOBT screening may be inappropriate Chronic diarrhea (ICD-9 787.91)
Inflammatory bowel disease: Crohn’s (CPT code 555.xx) or Ulcerative Colitis (CPT code 556.xx)
Iron deficiency anemia (CPT code 280.9)
Gastrointestinal bleeding (CPT code 578.xx)
Colonic polyp (CPT code 211.3)
Malignant neoplasm of colon and other specified sites of colon and large intestine (ICD-9-CM codes 153.X, 154.0, 154.1, 197.5, V10.05)
Conditions that make colorectal cancer screening inappropriate Total colectomy (CPT codes 44150–44153, 44155–44156, 44210–44212; ICD-9-CM codes 45.8)
Medications that may affect the decision to screen or use FOBT Clopidogrel, warfarin, or dabigatran

Baker et al.

Baker et al. BMC Health Services Research 2013 13:153   doi:10.1186/1472-6963-13-153

Open Data