Table 3.

Weighted multiple logistic regression model predicting self-reported PET scans at round 3 (n = 944)

Model 1Model 2Model 3
Independent variablesOR (95% CI)POR (95% CI)POR (95% CI)P
Seeking from nonmedical sources at round 22.92 (1.21–7.07)0.0182.75 (1.00–7.53)0.0503.67 (1.12–12.05)0.032
Patient–clinician information engagement at round 21.00 (0.56–1.78)1.0001.16 (0.60–2.23)0.6600.90 (0.40–2.00)0.795
Reported receiving prior PET scans at round 213.92 (6.02–32.19)<0.0005
Age at cancer diagnosis (y)1.01 (0.99–1.04)0.2851.01 (0.98–1.03)0.707
Education level
 High school or below (referent)1.001.00
 Some college or above0.47 (0.25–0.90)0.0230.59 (0.28–1.22)0.150
Ethnicity
 White (referent)1.001.00
 Black1.14 (0.45–2.93)0.7820.95 (0.33–2.7)0.922
 Hispanic and other0.26 (0.04–1.54)0.1360.45 (0.09–2.13)0.312
Marital status
 Not married (referent)1.001.00
 Married0.39 (0.20–0.75)0.0050.35 (0.18–0.69)0.003
Cancer type by gender
 Colon cancer (male)1.001.00
 Colon cancer (female)0.21 (0.08–0.58)0.0020.19 (0.06–0.61)0.005
 Breast cancer0.01 (0.04–0.25)<0.00050.13 (0.05–0.36)<0.0005
 Prostate cancer0.12 (0.04–0.39)<0.00050.14 (0.04–0.51)0.003
Received surgery0.45 (0.14–1.45)0.1820.40 (0.11–1.50)0.174
Received radiotherapy1.10 (0.48–2.54)0.8271.48 (0.58–3.77)0.411
Received systemic treatment (chemotherapy or hormonal therapy)2.17 (0.98–4.79)0.0561.48 (0.64–3.41)0.362
Health status at round 20.90 (0.64–1.25)0.5200.90 (0.62–1.29)0.555
Cancer stage
 Stage 0–II (referent)1.001.00
 Stage III1.89 (0.81–4.38)0.1391.89 (0.8–4.45)0.144
Lerman Cancer Worry at round 21.16 (1.03–1.31)0.0121.14 (0.99–1.32)0.060
Followed doctor's recommendations about cancer follow-up tests at round 21.35 (0.91–2.01)0.1381.40 (0.86–2.30)0.178
Frequency of doctor visits at round 21.52 (1.01–2.29)0.0461.29 (0.82–2.03)0.266
Concern about reducing the chance of cancer recurrence at round 20.50 (0.24–1.06)0.0720.58 (0.25–1.38)0.218
R20.0610.3810.463

Abbreviation: OR, adjusted odds ratio.