Table 2 Binary logistic regression analyses for factors associated with participation and reasons for non-participation
From: The challenges of recruiting cancer patient/caregiver dyads: informing randomized controlled trials
Unadjusted | 95% CI | |||||||
|---|---|---|---|---|---|---|---|---|
B | S.E. | Wald χ2 | OR | Lower | Upper | p-value | ||
Participating in the study | ||||||||
Intercept | − 1.7 | 0.2 | 81.4 | 0.2 | < 0.001 | |||
Carer gender | Female | 0.5 | 0.2 | 7.7 | 1.7 | 1.2 | 2.4 | 0.005 |
Treatment type (reference = radiotherapy) | Chemotherapy | 0.3 | 0.2 | 3.1 | 1.4 | 1.0 | 2.1 | 0.080 |
Chemoradiotherapy | 2.6 | 0.3 | 64.2 | 12.9 | 6.9 | 24.1 | < 0.001 | |
Hospital type | Private | 1.1 | 0.2 | 27.6 | 3.1 | 2.0 | 4.7 | < 0.001 |
Lack of time | ||||||||
Intercept | −1.3 | 0.2 | 38.2 | 0.3 | < 0.001 | |||
Patient age (reference = 60–90 years) | 18–39 years | 0.7 | 0.4 | 2.5 | 1.9 | 0.9 | 4.3 | 0.113 |
40–59 years | 0.4 | 0.2 | 3.9 | 1.6 | 1.0 | 2.4 | 0.049 | |
Patient gender | Male | −0.2 | 0.3 | 0.4 | 0.8 | 0.4 | 1.5 | 0.529 |
Patient diagnosis (reference = breast cancer) | Othersa | − 0.5 | 0.4 | 1.2 | 0.6 | 0.3 | 1.4 | 0.271 |
Bowel | −0.3 | 0.4 | 0.7 | 0.7 | 0.3 | 1.6 | 0.395 | |
Prostate | −0.0 | 0.5 | 0.0 | 1.0 | 0.4 | 2.5 | 0.938 | |
Lungb | −0.3 | 0.4 | 0.5 | 0.8 | 0.4 | 1.6 | 0.496 | |
Haematological | 0.0 | 0.4 | 0.0 | 1.0 | 0.5 | 2.2 | 0.982 | |
Treatment type (reference = radiotherapy) | Chemotherapy | 0.6 | 0.2 | 6.9 | 1.9 | 1.2 | 3.0 | 0.009 |
Chemoradiotherapy | 0.4 | 0.5 | 0.7 | 1.5 | 0.5 | 4.3 | 0.417 | |
Hospital type | Private | 0.3 | 0.3 | 1.2 | 1.36 | 0.8 | 2.4 | 0.277 |
Lack of interest | ||||||||
Intercept | −0.3 | 0.2 | 2.9 | 0.7 | 0.091 | |||
Patient age (reference = 60–90 years) | 18–39 years | −0.3 | 0.4 | 0.5 | 0.7 | 0.3 | 1.8 | 0.483 |
40–59 years | −0.4 | 0.2 | 3.5 | 0.7 | 0.4 | 1.0 | 0.060 | |
Patient diagnosis (reference = breast cancer) | Others | 0.6 | 0.3 | 2.8 | 1.8 | 0.9 | 3.5 | 0.097 |
Bowel | 0.1 | 0.4 | 0.0 | 1.1 | 0.5 | 2.3 | 0.855 | |
Prostate | −1.1 | 0.4 | 8.4 | 0.3 | 0.1 | 0.7 | 0.004 | |
Lung | −0.2 | 0.3 | 0.3 | 0.8 | 0.5 | 1.5 | 0.551 | |
Haematological | 0.4 | 0.4 | 1.4 | 1.5 | 0.8 | 3.1 | 0.232 | |
Treatment type (reference = radiotherapy) | Chemotherapy | −0.6 | 0.2 | 6.4 | 0.5 | 0.3 | 0.9 | 0.012 |
Chemoradiotherapy | 0.1 | 0.5 | 0.0 | 1.1 | 0.4 | 2.9 | 0.872 | |
Hospital type | Private | −0.4 | 0.3 | 1.8 | 0.6 | 0.3 | 1.2 | 0.177 |
Not requiring support | ||||||||
Intercept | −1.0 | 0.2 | 20.8 | 0.4 | < 0.001 | |||
Patient age (reference = 60–90 years) | 18–39 years | −1.3 | 0.8 | 2.7 | 0.3 | 0.1 | 1.3 | 0.100 |
40–59 years | −0.3 | 0.2 | 1.2 | 0.8 | 0.5 | 1.2 | 0.270 | |
Patient diagnosis (reference = breast cancer) | Others | −1.2 | 0.6 | 3.7 | 0.3 | 0.1 | 1.0 | 0.053 |
Bowel | 0.4 | 0.4 | 1.0 | 1.5 | 0.7 | 3.3 | 0.322 | |
Prostate | 0.8 | 0.3 | 6.2 | 2.3 | 1.2 | 4.3 | 0.013 | |
Lung | −0.3 | 0.3 | 0.7 | 0.7 | 0.4 | 1.4 | 0.390 | |
Haematological | 0.0 | 0.4 | 0.0 | 1.0 | 0.4 | 2.5 | 0.928 | |
Treatment type (reference = radiotherapy) | Chemotherapy | −0.6 | 0.3 | 4.1 | 0.5 | 0.3 | 1.0 | 0.042 |
Chemoradiotherapy | −1.5 | 1.0 | 2.1 | 0.2 | 0.0 | 1.7 | 0.150 | |
Too burdensome | ||||||||
Intercept | −2.3 | 0.2 | 96.4 | 0.1 | < 0.001 | |||
Patient diagnosis (reference = breast cancer) | Others | 1.2 | 0.4 | 8.7 | 3.3 | 1.5 | 7.3 | 0.003 |
Bowel | 0.4 | 0.5 | 0.8 | 1.6 | 0.6 | 4.1 | 0.367 | |
Prostate | −0.1 | 0.5 | 0.0 | 0.9 | 0.4 | 2.4 | 0.905 | |
Lung | 1.0 | 0.3 | 8.1 | 2.7 | 1.4 | 5.3 | 0.004 | |
Haematological | −0.1 | 0.5 | 0.0 | 0.9 | 0.3 | 2.5 | 0.858 | |
Hospital type | Private | 0.8 | 0.3 | 6.3 | 2.3 | 1.2 | 4.5 | 0.012 |