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Table 5 Factors associated with self-reported knowledge of breast cancer and a built knowledge score based on KAP survey responses

From: Understanding women’s perspectives on breast cancer is essential for cancer control: knowledge, risk awareness, and care-seeking in Mwanza, Tanzania

Scores range 0 - 100% Built knowledge scores
Mean 24.5% ± 0.6
Self-reported knowledge scores
Mean 17.2% ± 0.5
Mean (%) Comparisons ± STD P-value Mean (%) Comparisons ± STD P-value
Age 30-34 20.7 REF   15.7 REF  
35-39 27.2 6.5 ± 1.8 0.003 18.2 2.5 ± 1.5 0.445
40-44 29.0 8.2 ± 1.8 0.000 18.4 2.7 ± 1.5 0.395
45-49 28.5 7.7 ± 2.0 0.001 16.7 1.1 ± 1.7 0.973
50+ 24.3 3.5 ± 1.7 0.231 18.7 3.0 ± 1.4 0.219
Region Urban 33.1 REF   20.4 REF  
Peri Urban 30.4 -2.7 ± 1.4 0.121 16.0 -4.4 ± 1.3 0.002
Rural 11.9 -21.1 ± 1.4 0.000 15.9 -4.5 ± 1.3 0.002
Marriage Single 22.3 REF   18.6 REF  
Married 26.3 4.0 ± 1.3 0.008 17.1 -1.4 ± 1.1 0.420
Divorced/Separated 17.9 -4.4 ± 2.4 0.160 12.0 -6.6 ± 2.0 0.003
Religion Christian 23.8 REF   16.2 REF  
Muslim 26.4 2.6 ± 1.4 0.055 19.8 3.6 ± 1.1 0.002
Occupation Peasant 19.8 REF   18.3 REF  
Business 23.4 3.6 ± 1.5 0.135 15.1 -3.2 ± 1.3 0.110
Manual Labor 38.4 18.7 ± 2.5 0.000 26.1 7.8 ± 2.1 0.003
Professional 34.6 14.8 ± 2.9 0.000 25.9 7.5 ± 2.5 0.022
Other 23.7 3.9 ± 4.1 0.877 15.4 -2.9 ± 3.5 0.916
Highest Education No school/Don’t know 29.5 REF   17.6 REF  
Class 4 or 7/8 23.9 -5.7 ± 1.8 0.011 16.0 -1.5 ± 1.5 0.753
Form 4 or 6 19.4 -10.1 ± 2.3 0.000 16.4 -1.2 ± 1.9 0.931
University and Beyond 32.0 2.5 ± 2.8 0.816 28.5 11.0 ± 2.4 0.000
Ever received breast health or breast cancer education No/Don’t know 23.2 REF   15.9 REF  
Yes 35.1 11.9 ± 2.0 0.000 27.5 11.6 ± 1.6 0.000
Have you ever heard of cancer No/Don’t know 14.5 REF   14.4 REF  
Yes 28.0 13. 6 ± 1.3 0.000 18.1 3.7 ± 1.1 0.001
Family or friend, who has been diagnosed with breast cancer No/Don’t know 24.7 REF   17.1 REF  
Yes 23.8 -0.9 ± 1.4 0.498 17.1 -0.0 ± 1.2 0.988
Have you ever done breast self-exam No/Don’t know 24.9 REF   18.7 REF  
Yes 23.3 -1.6 ± 1.4 0.271 11.9 -6.8 ± 1.2 0.000
  1. All the numbers in Table 5 were on percentage scale (0-100%), except for P value; STD=standard deviation.