Group 2: office intervention. To provide, at every patient encounter, past screening history and current screening recommendations for access by all the staff
4160
FOBT 24; other 13
Group 3: patient intervention. To provide patients the current screening guidelines and a record of their past screening and cues to the future
Group 1: nontailored information including a brochure about CRC risk factors
216
60 (year 1); 52 (year 2) 41 (year 3)
36
Group 2: nontailored information: same information given to Group 1 plus lifestyle information and occupational risk factors
212
60 (year 1); 54 (year 2) 59 (year 3)*
Group 3: Tailored information: same information given to Group 1 plus tailored information highlighting the risk factor which increases their personal CRC risk
218
68 (year 1); 57 (year 2) 49 (year 3)
Group 4: Tailored information: same information given to Group 3 plus counselling about lifestyles and occupational factors on CRC risk
Group 1: educational message encouraging screening and single untailored mailed booklet
380
42
14
Group 2: educational message encouraging screening and single tailored mailed booklet
377
44
Group 3: educational message encouraging screening and multiple tailored print materials using information at baseline mailed at different intervals
424
51**
Group 4: educational message encouraging screening and multiple tailored print materials using information at baseline and at 6 months. They were mailed at different intervals
Group 1: educational pamphlet, mailed FOBT with an stamped return envelope, telephone number to schedule colonoscopy or flexible sigmoidoscopy, and mailed reminder
Group 2: web-based program (educational program developed by the Centers for Disease Control and Prevention)
35.4
Group 3: tailored interactive computer based intervention (based on the transtheoretical model)
32
Intervention groups increased CRC screening rates compared with the usual care.
**Intervention 3 versus Intervention 1, . †Significantly higher participation in the group of participants who viewed the video. ‡More beneficial for patients whose primary language was not English.
#Despite the fact that there were no significant differences in participation, the usual care strategy was the most cost-effective strategy. NR: nonreported.