| Pneumoconiosis (n = 452) % | Other causes (n = 1,362,940) % | P value |
---|---|---|---|
Sex (Male) | 73.6 | 52.3 | < 0.001 |
Death Year |  |  | < 0.001 |
 2013 | 44.5 | 33.3 |  |
 2014 | 31.0 | 32.9 |  |
 2015 | 24.6 | 33.7 |  |
Marital status |  |  | < 0.001 |
 Never married | 25.9 | 52.2 |  |
 Married | 55.8 | 32.1 |  |
 Divorced or Widowed | 18.2 | 15.7 |  |
Smoking | Â | Â | 0.017 |
 Non smoker | 19.3 | 18.6 |  |
 Smoker | 46.4 | 40.8 |  |
 unknown | 34.2 | 40.6 |  |
Education | Â | Â | 0.017 |
 None | 19.9 | 16.7 |  |
 Any primary school | 41.1 | 33.9 |  |
 Any high school | 36.0 | 45.7 |  |
 Tertiary | 3.0 | 3.7 |  |
Province of Death |  |  | < 0.001 |
 Eastern Cape | 13.3 | 14.9 |  |
 Free State | 7.9 | 7.2 |  |
 Gauteng | 15.8 | 21.3 |  |
 KwaZulu-Natal | 10.0 | 17.7 |  |
 Limpopo | 13.1 | 10.1 |  |
 Mpumalanga | 5.6 | 7.5 |  |
 Northern Cape | 12.2 | 3.0 |  |
 North West | 9.5 | 7.5 |  |
 Western Cape | 12 | 10.7 |  |
 Outside SA | 0.7 | 0.2 |  |
Mean Age (SD) | 68.(12.9) | 56.(20) | < 0.001 |
Occupation Group |  |  | < 0.001 |
 Occupation unspecified | 78.9 | 85.5 |  |
 Legislators and senior officials | 1.1 | 0.5 |  |
 Professionals | 2.0 | 1.7 |  |
 Technicians and associate professionals | 1.3 | 0.6 |  |
 Clerks | 0.2 | 0.6 |  |
 Service Workers | 1.1 | 1.7 |  |
 Skilled agricultural | 1.1 | 0.8 |  |
 Craft and trade | 2.7 | 1.5 |  |
 Plant and Machine operators | 6.0 | 1.8 |  |
 Elementary occupation | 5.6 | 5.2 |  |