Table 2 Comparison among identified subgroups by classification tree analysis
From: Classification tree analysis to enhance targeting for follow-up exam of colorectal cancer screening
Group 1 | Group 2 | Group 3 | Group 4 | ||||
|---|---|---|---|---|---|---|---|
Variable | Range or category | % or mean (SD) | % or mean (SD) | % or mean (SD) | % or mean (SD) | p | |
Follow-up exam | Yes | 100 | 82.4 | 66.7 | 66.7 | 0.008 | |
Socio-demographic characteristics | |||||||
Age | 50–59 | 20.8 | 23.5 | 33.3 | 24.4 | 0.767 | |
60–69 | 79.2 | 76.5 | 66.7 | 75.6 | |||
Gender | Male | 29.2 | 35.3 | 41.7 | 51.3 | 0.222 | |
Marital status | Married | 83.3 | 82.4 | 79.2 | 84.6 | 0.940 | |
Education | Less than high school | 8.3 | 0.0 | 8.3 | 5.1 | 0.001 | |
High school | 58.3 | 58.8 | 37.5 | 50.0 | |||
Junior college/technical school | 25.0 | 29.4 | 37.5 | 5.1 | |||
College degree or higher | 8.3 | 11.8 | 16.7 | 39.7 | |||
Employment status | Employed | 0.0 | 0.0 | 100.0 | 38.5 | <0.001 | |
Self-rated economic status | Poor/Somewhat affluent | 16.7 | 29.4 | 8.3 | 19.2 | 0.309 | |
Average | 66.7 | 70.6 | 83.3 | 64.1 | |||
Affluent/Somewhat affluent | 16.7 | 0.0 | 8.3 | 16.7 | |||
Family history of CRC | Yes | 8.3 | 17.7 | 16.7 | 16.7 | 0.774 | |
History of bowel disease | Yes | 100.0 | 0.0 | 58.3 | 42.3 | <0.001 | |
Past FOBT screening | Yes | 87.5 | 94.1 | 83.3 | 87.2 | 0.786 | |
Past follow-up recommendation | Yes | 20.8 | 29.4 | 29.2 | 21.8 | 0.809 | |
Past follow-up exam | Yes | 20.8 | 29.4 | 29.2 | 20.5 | 0.743 | |
Psychographic characteristics | |||||||
Intention | Yes | 70.8 | 70.6 | 75.0 | 60.3 | 0.492 | |
Perceived benefits | 6–30 | 25.5 (3.3) | 25.4 (4.0) | 26.3 (3.3) | 25.5 (3.8) | 0.805 | |
Perceived susceptibility | 3–15 | 9.3 (2.7) | 9.9 (3.0) | 9.8 (3.2) | 8.5 (2.4) | 0.071 | |
Perceived severity | 6–30 | 24.3 (2.3) | 24.8 (3.7) | 25.2 (3.6) | 18.5 (4.1) | <0.001 | |
Perceived barriers | 13–65 | 39.8 (10.3) | 42.3 (8.2) | 39.1 (8.2) | 37.4 (8.3) | 0.175 | |