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Table 2 Unadjusted and adjusted prevalence ratios (PR), with 95% confidence intervals (CI) for associations between socio-demographic variables and screening non-participation

From: Identifying specific non-attending groups in breast cancer screening - population-based registry study of participation and socio-demography

 

Unadjusted

Adjusted model

Age (years)

  

 50-54

1 (ref)

1 (ref)

 55-59

1.01 (0.98-1.04)

1.01 (0.98-1.04)

 60-64

1.06 (1.03-1.09)

1.02 (0.98-1.05)

 65+

1.30 (1.26-1.34)

1.23 (1.17-1.29)

Ethnicity

  

 Danish

1 (ref)

1 (ref)

 Western immigrants

1.53 (1.45-1.61)

1.27 (1.19-1.36)

 Non-western immigrants

2.10 (1.98-2.22)

1.38 (1.30-1.46)

Marital status

  

 Married

1 (ref)

1 (ref)

 Registered partnership

1.94 (1.47-2.56)

1.76 (1.31-2.38)

 Cohabitating

1.34 (1.28-1.39)

1.27 (1.22-1.33)

 Single

1.92 (1.88-1.97)

1.30 (1.27-1.34)

Education

  

 ≤10

1.34 (1.30-1.37)

1.10 (1.08-1.13)

 11-15

1 (ref)

1 (ref)

 >15

1.08 (1.05-1.12)

1.15 (1.11-1.18)

Previous cancer diagnoses

 

 No

1 (ref)

1 (ref)

 Yes

1.04 (1.01-1.07)

1.02 (0.99-1.05)

Occupation

  

 Employed

1 (ref)

1 (ref)

 Self-employed and chief executive

1.36 (1.28-1.44)

1.33 (1.26-1.41)

 Unemployed/receiving benefits*

2.00 (1.94-2.07)

1.35 (1.30-1.39)

 Retired women

1.38 (1.34-1.42)

1.00 (0.96-1.05)

 Social welfare recipients

2.86 (2.66-3.08)

1.54 (1.42-1.67)

 Others

1.89 (1.79-2.00)

1.51 (1.42-1.60)

OECD-adjusted household income†

  

 High tertile

1 (ref)

1 (ref)

 Middle tertile

1.26 (1.21-1.30)

1.11 (1.07-1.16)

 Low tertile

2.06 (1.99-2.13)

1.29 (1.23-1.35)

Residential ownership

 

 House owners

1 (ref)

1 (ref)

 Tenants

1.82 (1.77-1.87)

1.17 (1.14-1.21)

Kilometres to screening site

 

 0-20 km

1 (ref)

1 (ref)

 >20-40 km

1.05 (1.00-1.11)

1.16 (1.10-1.21)

 >40-60 km

1.23 (1.15-1.32)

1.32 (1.24-1.41)

 >60 km

1.27 (1.15-1.40)

1.36 (1.24-1.49)

Access to vehicle

  

 Yes

1 (ref)

1 (ref)

 No

2.22 (2.16-2.28)

1.46 (1.42-1.50)

  1. N =144,264 (non-participants: N=30,453, participants: N=113,811).
  2. * State benefits in relation to sickness, education, leave benefits, disability retirement, and student grants.
  3. †: see method.
  4. Adjusted model: Adjusted for age, ethnicity, marital status, education, previous cancer diagnoses, occupation, OECD-adjusted household income, residential ownership, distance to screening unit and access to vehicle.