Table 4.
Mutually adjusted logistic regression models for the associations between willingness to have breast cancer risk assessment and to modify breast screening and participants’ characteristics (n = 4219).
| Questions: Would You be Willing | To Have Your BC Risk Level Assessed? | To Have Your BC Screening More Often if BC Risk Higher Than Average? | To Have Your BC Screening Less Often if BC Average or Lower Than Average? | Not to Be Offered any BC Screening if BC Risk Much Lower Than Average? | ||||
|---|---|---|---|---|---|---|---|---|
| Yes, Definitely; Yes, Probably vs. (No, Probably Not; No, Definitely Not; Don’t Know; Prefer Not to Answer) | ||||||||
| Characteristics | Adjusted OR, (95% CI) |
p-Value | Adjusted OR, (95% CI) |
p-Value | Adjusted OR, (95% CI) |
p-Value | Adjusted OR, (95% CI) |
p-Value |
| Age groups | ||||||||
| 30–39 years | 1.00 | 1.00 | 1.00 | 1.00 | ||||
| 40–49 years | 0.81 (0.65–1.00) | 0.0522 | 0.91 (0.70–1.18) | 0.4685 | 1.02 (0.85–1.29) | 0.8568 | 1.02 (0.82–1.27) | 0.8684 |
| 50–59 years | 0.66 (0.51–0.85) | 0.0013 | 0.59 (0.44–0.81) | 0.0009 | 1.04 (0.78–1.30) | 0.7235 | 1.45 (1.13–1.86) | 0.0034 |
| 60–69 years | 0.63 (0.46–0.85) | 0.0024 | 0.59 (0.40–0.86) | 0.0066 | 1.01 (0.92–1.31) | 0.9552 | 1.40 (1.04–1.89) | 0.0257 |
| Province | ||||||||
| Ontario | 1.00 | 1.00 | 1.00 | 1.00 | ||||
| Alberta | 1.00 (0.82–1.24) | 0.9338 | 1.17 (0.90–1.53) | 0.2362 | 1.10 (0.92–1.31) | 0.3010 | 1.12 (0.91–1.37) | 0.3034 |
| British Colombia | 1.05 (0.86–1.30) | 0.6265 | 1.18 (0.91–1.53) | 0.2186 | 0.88 (0.74–1.05) | 0.1630 | 0.98 (0.79–1.20) | 0.8083 |
| Quebec | 1.08 (0.87–1.33) | 0.4976 | 1.20 (0.92–1.57) | 0.1715 | 0.82 (0.69–0.98) | 0.0301 | 1.00 (0.81–1.24) | 0.9738 |
| Country of birth | ||||||||
| Canada | 1.00 | 1.00 | 1.00 | 1.00 | ||||
| Other | 0.89 (0.71–1.12) | 0.3186 | 0.95 (0.72–1.26) | 0.7150 | 1.07 (0.88–1.30) | 0.5108 | 1.30 (1.04–1.62) | 0.0221 |
| Ethnicity | ||||||||
| Caucasian | 1.00 | 1.00 | 1.00 | 1.00 | ||||
| Others | 1.08 (0.86–1.36) | 0.4988 | 0.83 (0.63–1.08) | 0.1650 | 1.18 (0.97–1.43) | 0.0906 | 1.29 (1.04–1.60) | 0.0231 |
| Don’t know/Prefer not to answer | 0.41 (0.28–0.60) | <0.0001 | 0.42 (0.27–0.65) | 0.0001 | 0.71 (0.50–1.04) | 0.0823 | 0.73 (0.44–1.20) | 0.2168 |
| Education level | ||||||||
| University diploma | 1.00 | 1.00 | 1.00 | 1.00 | ||||
| Non-university certificate or post-secondary diploma | 0.96 (0.79–1.15) | 0.6426 | 0.92 (0.73–1.18) | 0.5210 | 0.99 (0.85–1.16) | 0.9151 | 1.07 (0.89–1.28) | 0.4952 |
| High school diploma or less | 0.80 (0.65–0.99) | 0.0423 | 0.71 (0.54–0.93) | 0.0117 | 0.99 (0.84–1.19) | 0.9476 | 1.00 (0.80–1.24) | 0.9737 |
| Marital status | ||||||||
| Married or common law | 1.00 | 1.00 | 1.00 | 1.00 | ||||
| Formerly married | 1.15 (0.93–1.43) | 0.2071 | 1.03 (0.78–1.35) | 0.8565 | 0.98 (0.82–1.17) | 0.7968 | 1.00 (0.81–1.24) | 0.9889 |
| Single, never married | 0.91 (0.74–1.12) | 0.3731 | 0.82 (0.64–1.15) | 0.1083 | 0.83 (0.70–1.00) | 0.0447 | 0.96 (0.78–1.19) | 0.7058 |
| Prefer not to answer | 0.97 (0.49–1.94) | 0.9297 | 2.34 (0.89–6.17) | 0.0866 | 0.71 (0.37–1.38) | 0.3090 | 0.68 (0.28–1.69) | 0.4112 |
| Employment status | ||||||||
| Working | 1.00 | 1.00 | 1.00 | 1.00 | ||||
| Not working | 1.15 (0.93–1.43) | 0.1760 | 1.08 (0.84–1.39) | 0.5330 | 1.01 (0.85–1.21) | 0.8741 | 0.84 (0.68–1.03) | 0.0927 |
| Retired | 1.10 (0.86–1.40) | 0.4664 | 1.34 (0.96–1.86) | 0.0852 | 0.87 (0.70–1.06) | 0.1697 | 0.84 (0.66–1.08) | 0.1740 |
| Prefer not to answer | 0.89 (0.47–1.42) | 0.7295 | 0.65 (0.31–1.34) | 0.2394 | 1.21 (0.65–2.26) | 0.5427 | 0.82 (0.38–1.79) | 0.6220 |
| Total family income | ||||||||
| Less than $20,000 | 1.00 | 1.00 | 1.00 | 1.00 | ||||
| $20,000–$39,999 | 1.15 (0.83–1.59) | 0.4030 | 1.40 (0.97–2.01) | 0.0719 | 1.34 (1.01–1.78) | 0.0442 | 0.92 (0.67–1.27) | 0.6213 |
| $40,000–$59,999 | 1.09 (0.79–1.51) | 0.5889 | 1.85 (1.26–2.70) | 0.0015 | 1.47 (1.11–1.95) | 0.0079 | 0.81 (0.58–1.12) | 0.2021 |
| $60,000–$79,999 | 1.31 (0.56–1.13) | 0.1280 | 1.92 (1.27–2.91) | 0.0020 | 1.06 (0.78–1.44) | 0.7083 | 0.76 (0.53–1.08) | 0.1205 |
| $80,000 or more | 1.44 (1.03–2.02) | 0.0343 | 2.34 (1.57–3.48) | <0.0001 | 1.09 (0.81–1.46) | 0.5648 | 0.75 (0.53–1.05) | 0.0906 |
| Don’t know/Prefer not to answer | 0.82 (0.58–1.16) | 0.2665 | 1.45 (0.97–2.16) | 0.0674 | 0.99 (0.73–1.35) | 0.9561 | 0.57 (0.40–0.82) | 0.0026 |
| Perceived health status | ||||||||
| Fair | 1.00 | 1.00 | 1.00 | 1.00 | ||||
| Good | 1.12 (0.93–1.37) | 0.2365 | 1.08 (0.85–1.37) | 0.5313 | 1.11 (0.94–1.30) | 0.2378 | 0.96 (0.79–1.17) | 0.6814 |
| Ever had breast cancer | ||||||||
| No | 1.00 | 1.00 | 1.00 | 1.00 | ||||
| Yes | 0.75 (0.50–1.11) | 0.1527 | 1.00 (0.59–1.71) | 0.9934 | 0.90 (0.65–1.25) | 0.5362 | 1.17 (0.81–1.71) | 0.4077 |
| Perceived lifetime risk of breast cancer | ||||||||
| Much lower or lower than others | 1.00 | 1.00 | 1.00 | 1.00 | ||||
| The same as others | 1.12 (0.94–1.33) | 0.2004 | 1.37 (1.10–1.70) | 0.0046 | 0.74 (0.64–0.85) | <0.0001 | 0.58 (0.49–0.69) | <0.0001 |
| Much higher or higher than others | 2.04 (1.56–2.66) | <0.0001 | 2.31 (1.62–3.28) | <0.0001 | 0.65 (0.53–0.80) | <0.0001 | 0.47 (0.37–0.60) | <0.0001 |
| Don’t know | 0.37 (0.28–0.49) | <0.0001 | 0.49 (0.36–0.68) | <0.0001 | 0.44 (0.34–0.59) | <0.0001 | 0.55 (0.40–0.77) | 0.0004 |
| Ever had a mammogram | ||||||||
| No | 1.00 | 1.00 | 1.00 | 1.00 | ||||
| Yes | 1.91 (1.57–2.33) | <0.0001 | 2.82 (2.20–3.61) | <0.0001 | 0.91 (0.77–1.08) | 0.2818 | 0.65 (0.53–0.79) | <0.0001 |
| Don’t know/Prefer not to answer | 0.29 (0.13–0.63) | 0.0016 | 0.24 (0.12–0.52) | 0.0002 | 0.36 (0.17–0.79) | 0.0111 | 0.59 (0.24–1.46) | 0.2519 |
| Ever had a genetic test for breast cancer | ||||||||
| No | 1.00 | 1.00 | 1.00 | 1.00 | ||||
| Yes | 0.92 (0.64–1.32) | 0.6396 | 0.62 (0.41–0.94) | 0.0240 | 1.13 (0.85–1.51) | 0.3926 | 1.58 (1.16–2.16) | 0.0040 |
| Don’t know/Prefer not to answer | 0.71 (0.52–0.97) | 0.0315 | 0.40 (0.28–0.57) | <0.0001 | 0.92 (0.70–1.22) | 0.5619 | 1.11 (0.79–1.55) | 0.5551 |
| Family history of genetic test for breast cancer | ||||||||
| No | 1.00 | 1.00 | 1.00 | 1.00 | ||||
| Yes | 1.72 (1.29–2.29) | 0.0003 | 1.34 (0.95–1.88) | 0.0913 | 1.34 (1.08–1.66) | 0.0086 | 1.26 (0.99–1.62) | 0.0630 |
| Don’t know/Prefer not to answer | 1.13 (0.95–1.34) | 0.1551 | 1.50 (1.19–1.87) | 0.0004 | 1.14 (0.99–1.32) | 0.0753 | 0.94 (0.79–1.12) | 0.4697 |