Table 2.
Multivariable Regression Analyses of Colorectal Cancer Screening Behaviors and Knowledge as a Mediator in the Hmong Lay Health Educator Trial (N=329)
| Ever Screen (n=329) | Ever Screen with Knowledge | Up-to-date Screen (n=329) | Up-to-date Screen with Knowledge | |
|---|---|---|---|---|
|
| ||||
| OR (95% CI) | OR (95% CI) | |||
|
| ||||
| CRC group (post vs. pre) | 1.95 (1.40-2.72)a | 1.41 (0.91–2.19) | 1.73 (1.34-2.21) a | 1.01 (0.67–1.51) |
|
| ||||
| NPA group (post vs. pre) | 1.13 (0.79-1.62) | 1.05 (0.71–1.56) | 1.01 (0.84-1.20) | 0.88 (0.73–1.06) |
|
| ||||
| CRC change vs. NPA change | 1.73 (1.07-2.79) b | 1.35 (0.79–2.30) | 1.71 (1.26-2.32) a | 1.14 (0.75–1.73) |
|
| ||||
| Age 65+ | 1.13 (0.66-1.93) | 1.23 (0.73–2.07) | 0.88 (0.55-1.41) | 1.02 (0.64–1.63) |
|
| ||||
| Male | 0.79 (0.45-1.40) | 0.77 (0.44–1.36) | 1.17 (0.71-1.91) | 1.12 (0.68–1.84) |
|
| ||||
| >10 years in U.S. | 1.16 (0.64-2.11) | 1.10 (0.61–2.00) | 0.90 (0.60-1.33) | 0.82 (0.54–1.24) |
|
| ||||
| Married | 1.26 (0.89-1.78) | 1.24 (0.88–1.75) | 1.11 (0.74-1.66) | 1.08 (0.72–1.63) |
|
| ||||
| Seen MD past year | 1.25 (0.52-3.01) | 1.20 (0.51–2.82) | 3.38 (1.88-6.06) a | 3.25 (1.81–5.84)a |
|
| ||||
| Employed | 0.67 (0.29-1.53) | 0.67 (0.31–1.45) | 1.23 (0.46-3.31) | 1.21 (0.48–3.02) |
|
| ||||
| Income | ||||
| $20K+ vs. <$20K | 2.23 (0.50-10.0) | 1.99 (0.44–8.94) | 1.39 (0.44-4.35) | 1.11 (0.37–3.34) |
| DK vs. <$20K | 0.81 (0.57-1.16) | 0.82 (0.58–1.17) | 0.95 (0.64-1.40) | 0.97 (0.67–1.42) |
|
| ||||
| Insured | 4.47 (2.18-9.17) a | 4.22 (2.10-8.48)a | 4.97 (1.35-18.3) b | 4.24 (1.24-14.52) b |
|
| ||||
| Formal education | 0.95 (0.51-1.78) | 0.92 (0.50–1.69) | 0.74 (0.34-1.57) | 0.71 (0.35–1.44) |
|
| ||||
| Speak English (poorly/not at all vs. fluent/well/so-so) | 0.75 (0.43-1.30) | 0.78 (0.45–1.36) | 0.68 (0.45-1.03) | 0.73 (0.48–1.12) |
|
| ||||
| General Health (good+ vs. fair/poor) | 0.90 (0.58-1.40) | 0.90 (0.58–1.41) | 0.93 (0.63-1.36) | 0.94 (0.64–1.38) |
|
| ||||
| Knowledge of CRC (5-point scale) | N/A | 1.29 (1.08-1.55)c | N/A | 1.49 (1.24–1.79) a |
a
p<0.001;
b
p=0.02;
c
p=0.006
Note: All models used generalized estimating equations (GEE) to account for clustering of participants by LHE and included n=645 pre- and post-intervention observations