Table 3.
Logistic regression analysis of mammography screening attendance by sociodemographic factor in Sweden in 2017–18, with stratification by region (Stockholm vs. other regions). Odds Ratios (ORs) and 95% Confidence Intervals (CIs).
| Variable | Unadjusted |
Adjusted for age and regiona,b |
Multivariatec All regions (N = 1,490,880) |
Multivariate Stockholm (N = 330,867) |
Multivariate Other regions (N = 1,160,013) |
|---|---|---|---|---|---|
| OR (95% CI) | OR (95% CI) | OR (95% CI) | OR (95% CI) | OR (95% CI) | |
| Cohabitation | |||||
| Yes | Ref | Ref | Ref | Ref | Ref |
| No | 0.46 (0.46–0.47) | 0.47 (0.46–0.47) | 0.52 (0.52–0.53) | 0.59 (0.58–0.60) | 0.49 (0.49–0.50) |
| Level of education | |||||
| Low | 0.52 (0.52–0.53) | 0.45 (0.45–0.46) | 0.72 (0.71–0.73) | 0.70 (0.69–0.72) | 0.72 (0.71–0.74) |
| Intermediate | 0.83 (0.83–0.84) | 0.76 (0.75–0.77) | 0.88 (0.87–0.89) | 0.85 (0.84–0.87) | 0.89 (0.88–0.90) |
| High | Ref | Ref | Ref | Ref | Ref |
| Income | |||||
| Lowest decile | 0.39 (0.39–0.40) | 0.36 (0.36–0.36) | 0.57 (0.56–0.57) | 0.59 (0.57–0.61) | 0.55 (0.54–0.56) |
| Decile 2-4 | 0.68 (0.68–0.69) | 0.61 (0.60–0.61) | 0.74 (0.74–0.75) | 0.74 (0.73–0.76) | 0.74 (0.73–0.75) |
| Decile 5-10 | Re | Ref | Ref | Ref | Ref |
| Main source of income | |||||
| Employment/retirement | Ref | Ref | Ref | Ref | Ref |
| Student finance | 0.52 (0.49–0.55) | 0.58 (0.54–0.61) | 0.82 (0.77–0.87) | 0.94 (0.86–1.06) | 0.75 (0.69–0.81) |
| Care of sick child/relative | 0.41 (0.39–0.43) | 0.46 (0.44–0.48) | 0.61 (0.58–0.64) | 0.70 (0.64–0.75) | 0.57 (0.54–0.61) |
| Social assistance/benefits | 0.38 (0.37–0.38) | 0.36 (0.35–0.36) | 0.62 (0.62–0.63) | 0.71 (0.69–0.73) | 0.60 (0.59–0.61) |
| No income | 0.21 (0.20–0.21) | 0.21 (0.21–0.22) | 0.37 (0.36–0.38) | 0.40 (0.38–0.42) | 0.36 (0.35–0.37) |
| Home ownership | |||||
| Yes | Ref | Ref | Ref | Ref | Ref |
| No | 0.41 (0.41–0.42) | 0.43 (0.43–0.44) | 0.66 (0.66–0.67) | 0.71 (0.70–0.72) | 0.65 (0.64–0.65) |
| Country of birth | |||||
| Sweden | Ref | Ref | Ref | Ref | Ref |
| Other Nordic countries | 0.58 (0.57–0.59) | 0.61 (0.60–0.62) | 0.74 (0.73–0.76) | 0.79 (0.76–0.82) | 0.72 (0.70–0.74) |
| Other European countries | 0.39 (0.39–0.40) | 0.43 (0.42–0.43) | 0.60 (0.59–0.61) | 0.65 (0.63–0.66) | 0.58 (0.57–0.59) |
| Other | 0.41 (0.40–0.41) | 0.47 (0.46–0.47) | 0.80 (0.79–0.81) | 0.76 (0.74–0.77) | 0.83 (0.81–0.84) |
| Age group | |||||
| 40-44 | 0.73 (0.71–0.74) | 0.77 (0.76–0.78) | 0.81 (0.79–0.82) | 0.80 (0.77–0.82) | 0.81 (0.80–0.83) |
| 45-49 | 0.72 (0.71–0.74) | 0.76 (0.74–0.77) | 0.76 (0.75–0.77) | 0.76 (0.73–0.78) | 0.77 (0.75–0.78) |
| 50-54 | 0.74 (0.73–0.75) | 0.76 (0.75–0.77) | 0.76 (0.75–0.78) | 0.76 (0.74–0.78) | 0.77 (0.75–0.78) |
| 55-59 | 0.79 (0.78–0.81) | 0.81 (0.80–0.82) | 0.85 (0.84–0.87) | 0.83 (0.80–0.86) | 0.87 (0.85–0.88) |
| 60-64 | 0.86 (0.84–0.87) | 0.87 (0.85–0.88) | 0.93 (0.92–0.95), | 0.84 (0.82–0.87) | 0.97 (0.95–1.00) |
| 65-69 | Ref | Ref | Ref | Ref | Ref |
| 70-75 | 0.93 (0.91–0.94) | 0.92 (0.90–0.93) | 0.97 (0.95–0.99) | 1.00 (0.96–1.03) | 0.96 (0.94–0.98) |
| Region | |||||
| Blekinge | 0.97 (0.93–1.01) | 0.97 (0.93–1.01) | 1.03 (0.99–1.08) | 1.04 (0.99–1.08) | |
| Dalarna | 0.79 (0.77–0.82) | 0.79 (0.77–0.82) | 0.82 (0.79–0.85) | 0.82 (0.79–0.85) | |
| Gotland | 0.68 (0.65–0.72) | 0.68 (0.65–0.71) | 0.68 (0.65–0.72) | 0.68 (0.65–0.72) | |
| Gävleborg | 0.76 (0.73–0.78) | 0.75 (0.73–0.78) | 0.82 (0.79–0.85) | 0.83 (0.80–0.86) | |
| Halland | 0.96 (0.93–1.00) | 0.97 (0.94–1.01) | 0.97 (0.94–1.01) | 0.97 (0.94–1.01) | |
| Jämtland/Härjedalen | 0.91 (0.87–0.95) | 0.91 (0.87–0.95) | 0.92 (0.88–0.96) | 0.92 (0.88–0.97) | |
| Kalmar | 0.80 (0.77–0.83) | 0.80 (0.77–0.83) | 0.83 (0.80–0.87) | 0.83 (0.80–0.87) | |
| Skåne | 0.67 (0.65–0.68) | 0.67 (0.65–0.69) | 0.78 (0.76–0.80) | 0.79 (0.76–0.81) | |
| Stockholm | 0.37 (0.36–0.38) | 0.38 (0.37–0.39) | 0.42 (0.41–0.44) | ||
| Värmland | 0.88 (0.85–0.91) | 0.88 (0.85–0.91) | 0.95 (0.92–0.99) | 0.96 (0.92–0.99) | |
| Västerbotten | 0.96 (0.93–1.00) | 0.96 (0.93–1.00) | 0.93 (0.90–0.97) | 0.93 (0.90–0.97) | |
| Västernorrland | Ref | Ref | Ref | Ref | |
| Västmanland | 0.90 (0.87–0.94) | 0.91 (0.88–0.94) | 1.02 (0.98–1.06) | 1.02 (0.98–1.06) | |
| Västra Götaland | 0.78 (0.76–0.80) | 0.78 (0.76–0.81) | 0.87 (0.85–0.90) | 0.88 (0.85–0.90) | |
| Örebro | 0.62 (0.60–0.64) | 0.62 (0.60–0.64) | 0.68 (0.66–0.71) | 0.69 (0.66–0.71) | |
| Type of municipality | |||||
| Large cities | 0.58 (0.57–0.58) | 0.85 (0.84–0.87) | |||
| Mid-sized cities | 0.89 (0.88–0.90) | 0.94 (0.93–0.95) | |||
| Smaller cities, towns and rural areas | Ref | Ref | |||
a
Estimates for region are adjusted for age group and estimates for age group are adjusted for region.
b
For numbers included please refer to Table 1, All Regions, 2017–2018.
c
The multivariate model includes all variables in the table.