Table 2.
Baseline demographic and treatment characteristics and associations with performance of Skin Self-Exam (SSE) and Physician Skin Exam (PSE)
| N | SSE vs Neither |
PSE vs Neither |
Both vs Neither |
P-value |
||||
|---|---|---|---|---|---|---|---|---|
| aRRR* | 95% CI | aRRR | 95% CI | aRRR | 95% CI | |||
| Sex | ||||||||
| Male | 339 | 1.00 | REF | 1.00 | REF | 1.00 | REF | 0.19 |
| Female | 389 | 1.72 | (1.04, 2.82) | 1.05 | (0.6, 1.85) | 1.24 | (0.74, 2.08) | |
| Education | ||||||||
| High School or less | 78 | 1.00 | REF | 1.00 | REF | 1.00 | REF | 0.001 |
| Some College | 160 | 1.17 | (0.51, 2.70) | 0.64 | (0.19, 2.16) | 1.29 | (0.45, 3.74) | |
| College Graduate | 303 | 1.14 | (0.53, 2.46) | 1.53 | (0.53, 4.41) | 2.15 | (0.81, 5.67) | |
| Post-Graduate | 187 | 0.75 | (0.31, 1.81) | 3.63 | (1.24, 10.66) | 2.43 | (0.87, 6.82) | |
| Age at survey, years | ||||||||
| < 35 | 70 | 1.00 | REF | 1.00 | REF | 1.00 | REF | 0.006 |
| 35-39 | 155 | 0.65 | (0.27, 1.60) | 3.48 | (0.69, 17.63) | 0.92 | (0.37, 2.31) | |
| 40-44 | 180 | 0.51 | (0.19, 1.37) | 5.44 | (1.07, 27.61) | 0.88 | (0.32, 2.38) | |
| 45-49 | 164 | 0.63 | (0.21, 1.90) | 12.97 | (2.34, 71.84) | 1.39 | (0.45, 4.27) | |
| 50-54 | 103 | 0.80 | (0.23, 2.80) | 18.41 | (2.87, 118.23) | 1.56 | (0.39, 6.22) | |
| 55+ | 53 | 0.44 | (0.10, 1.94) | 28.33 | (3.7, 217.15) | 3.33 | (0.72, 15.43) | |
| Race | ||||||||
| White | 672 | 1.00 | REF | 1.00 | REF | 1.00 | REF | 0.02 |
| Non-White** | 52 | 0.92 | (0.37, 2.32) | 1.04 | (0.3, 3.58) | 0.72 | (0.23, 2.27) | |
| Skin type | ||||||||
| Very fair/Fair | 530 | 1.00 | REF | 1.00 | REF | 1.00 | REF | < 0.001 |
| Olive/Dark/Very Dark | 184 | 1.34 | (0.79, 2.28) | 0.55 | (0.27, 1.14) | 0.79 | (0.42, 1.48) | |
| Age at diagnosis, years | ||||||||
| 0-4 | 269 | 1.00 | REF | 1.00 | REF | 1.00 | REF | 0.19 |
| 5-9 | 165 | 1.82 | (0.87, 3.81) | 1.73 | (0.73, 4.1) | 1.04 | (0.49, 2.21) | |
| 10-14 | 159 | 1.57 | (0.62, 3.93) | 1.24 | (0.44, 3.5) | 0.69 | (0.27, 1.78) | |
| 15+ | 135 | 1.45 | (0.49, 4.29) | 0.50 | (0.14, 1.81) | 0.32 | (0.1, 1.1) | |
| Diagnosis | ||||||||
| Bone cancer | 43 | 1.00 | REF | 1.00 | REF | 1.00 | REF | 0.07 |
| Central Nervous System | 48 | 1.92 | (0.4, 9.28) | 7.25 | (1.25, 42.23) | 1.69 | (0.33, 8.73) | |
| Hodgkin lymphoma | 150 | 2.85 | (0.8, 10.2) | 3.54 | (0.83, 15.16) | 1.91 | (0.51, 7.16) | |
| Wilms tumor | 104 | 1.65 | (0.36, 7.53) | 6.67 | (1.24, 36.02) | 2.07 | (0.44, 9.69) | |
| Leukemia | 203 | 4.15 | (1.05, 16.43) | 3.14 | (0.65, 15.26) | 5.14 | (1.23, 21.44) | |
| Neuroblastoma | 43 | 2.04 | (0.36, 11.51) | 8.30 | (1.33, 51.96) | 1.98 | (0.34, 11.4) | |
| Non-Hodgkin lymphoma | 68 | 4.14 | (1.02, 16.81) | 3.57 | (0.7, 18.31) | 3.23 | (0.72, 14.42) | |
| Soft tissue sarcoma | 69 | 1.60 | (0.42, 6.13) | 1.11 | (0.19, 6.42) | 1.14 | (0.28, 4.6) | |
| Chemotherapy | ||||||||
| No | 234 | 1.00 | REF | 1.00 | REF | 1.00 | REF | < 0.001 |
| Yes | 480 | 1.23 | (0.68, 2.23) | 1.57 | (0.82, 3.03) | 1.54 | (0.82, 2.89) | |
|
Highest CTCAE Grade Chronic Condition | ||||||||
| 0 | 115 | 1.00 | REF | 1.00 | REF | 1.00 | REF | 0.27 |
| 1-2 | 334 | 0.94 | (0.46, 1.94) | 0.48 | (0.22, 1.05) | 0.71 | (0.36, 1.43) | |
| 3-4 | 279 | 1.18 | (0.56, 2.51) | 0.90 | (0.41, 1.98) | 0.65 | (0.3, 1.38) | |
| Max RT dose in cGy | ||||||||
| < 2000 | 179 | 1.00 | REF | 1.00 | REF | 1.00 | REF | < 0.001 |
| 2000-3999 | 332 | 0.86 | (0.45, 1.65) | 0.70 | (0.34, 1.44) | 1.12 | (0.57, 2.18) | |
| 4,000+ | 195 | 1.64 | (0.6, 4.5) | 0.85 | (0.28, 2.57) | 3.08 | (1, 9.5) | |
| Patient activation measure | ||||||||
| 1 | 71 | 1.00 | REF | 1.00 | REF | 1.00 | REF | < 0.001 |
| 2 | 99 | 1.17 | (0.36, 3.82) | 1.77 | (0.56, 5.65) | 2.95 | (0.85, 10.22) | |
| 3 | 308 | 2.79 | (1.08, 7.22) | 1.30 | (0.47, 3.6) | 2.91 | (0.95, 8.96) | |
| 4 | 234 | 3.83 | (1.47, 10) | 1.69 | (0.61, 4.71) | 4.16 | (1.34, 12.85) | |
*
Adjusted relative risk ratio- Sex, education, age (years), race/ethnicity, skin type, age at diagnosis, diagnosis, chemotherapy (yes/no), Highest CTCAE Grade Chronic Condition, maximum radiotherapy dose, patient activation
**
White, Non- Hispanic, Black Non-Hispanic, Hispanic, Asian, Non-Hispanic