Table 3.
Weighted multiple logistic regression model predicting self-reported PET scans at Round 3 (n=944)
| Model 1 | Model 2 | Model 3 | ||||
|---|---|---|---|---|---|---|
|
| ||||||
| Independent variables | OR (95% CI) | P | OR (95% CI) | P | OR (95% CI) | P |
| Seeking from non-medical sources at round 2 | 2.92 (1.21,7.07) | 0.018 | 2.75 (1.00,7.53) | 0.050 | 3.67 (1.12,12.05) | 0.032 |
| Patient-clinician information engagement at round 2 | 1.00 (0.56,1.78) | 1.000 | 1.16 (0.60,2.23) | 0.660 | 0.90 (0.40,2.00) | 0.795 |
| Reported receiving prior PET scans at round 2 | - | - | - | - | 13.92 (6.02,32.19) | <.0005 |
| Age at cancer diagnosis (years) | - | - | 1.01 (0.99,1.04) | 0.285 | 1.01 (0.98,1.03) | 0.707 |
| Education level | ||||||
| High school or below (referent) | - | - | 1.00 | 1.00 | ||
| Some college or above | - | - | 0.47 (0.25,0.90) | 0.023 | 0.59 (0.28,1.22) | 0.150 |
| Ethnicity | ||||||
| White (referent) | - | - | 1.00 | 1.00 | ||
| Black | - | - | 1.14 (0.45,2.93) | 0.782 | 0.95 (0.33,2.7) | 0.922 |
| Hispanic and other | - | - | 0.26 (0.04,1.54) | 0.136 | 0.45 (0.09,2.13) | 0.312 |
| Marital status | ||||||
| Not married (referent) | - | - | 1.00 | 1.00 | ||
| Married | - | - | 0.39 (0.20,0.75) | 0.005 | 0.35 (0.18,0.69) | 0.003 |
| Cancer Type by Gender | ||||||
| Colon cancer (male) | - | - | 1.00 | 1.00 | ||
| Colon cancer (female) | - | - | 0.21 (0.08,0.58) | 0.002 | 0.19 (0.06,0.61) | 0.005 |
| Breast cancer | - | - | 0.01 (0.04,0.25) | <.0005 | 0.13 (0.05,0.36) | <.0005 |
| Prostate cancer | - | - | 0.12 (0.04,0.39) | <.0005 | 0.14 (0.04,0.51) | 0.003 |
| Received surgery | - | - | 0.45 (0.14,1.45) | 0.182 | 0.40 (0.11,1.50) | 0.174 |
| Received radiation therapy | - | - | 1.10 (0.48,2.54) | 0.827 | 1.48 (0.58,3.77) | 0.411 |
| Received systemic treatment (chemotherapy or hormonal therapy) | - | - | 2.17 (0.98,4.79) | 0.056 | 1.48 (0.64,3.41) | 0.362 |
| Health status at round 2 | - | - | 0.90 (0.64,1.25) | 0.520 | 0.90 (0.62,1.29) | 0.555 |
| Cancer stage | ||||||
| Stage 0 to II (referent) | - | - | 1.00 | 1.00 | ||
| Stage III | - | - | 1.89 (0.81,4.38) | 0.139 | 1.89 (0.8,4.45) | 0.144 |
| Lerman Cancer Worry at round 2 | - | - | 1.16 (1.03,1.31) | 0.012 | 1.14 (0.99,1.32) | 0.060 |
| Followed doctor's recommendations about cancer-follow up tests at round 2 | - | - | 1.35 (0.91,2.01) | 0.138 | 1.40 (0.86,2.30) | 0.178 |
| Frequency of doctor visits at round 2 | - | - | 1.52 (1.01,2.29) | 0.046 | 1.29 (0.82,2.03) | 0.266 |
| Concern about reducing the chance of cancer recurrence at round 2 | - | - | 0.50 (0.24,1.06) | 0.072 | 0.58 (0.25,1.38) | 0.218 |
| R-square | 0.061 | 0.381 | 0.463 | |||
Notes: OR: adjusted odds ratio; 95% CI: 95% confidence interval.