Table 1.
Characteristics of the study population (CRC diagnosed among SA residents 50-79 yrs, 2003-2008)
| Factor | Total no. (%) | |
|---|---|---|
| Total | Number (% of total) | 4641 (100) |
| Sex | Female | 1973 (42.5) |
| Male | 2668 (57.5) | |
| Age | 50-59 yrs | 959 (20.7) |
| 60-69 yrs | 1601 (34.5) | |
| 70-79 yrs | 2085 (44.8) | |
| Place of | Inner urban | 3304 (71.2) |
| residence | Outer urban | 459 (10.0) |
| Rural | 621 (13.4) | |
| Remote | 257 (5.5) | |
| Socioeconomic | Lowest quintile | 1120 (24.1) |
| status | Mid-low | 939 (20.2) |
| Mid | 849 (18.3) | |
| Mid-high | 897 (19.3) | |
| Highest quintile | 836 (18.0) | |
| Private Insurance | No | 2082 (44.9) |
| Yes | 2559 (55.1) | |
| Year | 2003 | 789 (17.0) |
| 2004 | 771 (16.6) | |
| 2005 | 722 (15.6) | |
| 2006 | 744 (16.0) | |
| 2007 | 828 (17.8) | |
| 2008 | 787 (17.0) | |
| Stage# | A | 933 (20.4) |
| B | 1438 (30.1) | |
| C | 1345 (28.0) | |
| D | 649 (14.0) | |
| unknown | 278 (6.0) | |
| Grade | Low | 123 (2.7) |
| Intermediate | 3293 (71.0) | |
| High | 863 (18.6) | |
| unknown | 362 (7.8) | |
| Comorbidity* | None | 3236 (69.7) |
| Single comorbidity | 819 (17.7) | |
| Severe or multiple | 586 (12.6) | |
| Site | Colon | 3005 (64.7) |
| Rectal or both | 1636 (35.3) |
*Comorbidity assessed using Charlson comorbidity index
#ACPS -Australian clinico-pathological staging