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Table 3 1, 3 and 5 year colorectal cancer cancer-specific survival [%], for South Australian residents aged 50-79 yr, diagnosed 2003-2008 (unadjusted). [N = 8461]

From: Sociodemographic disparities in survival from colorectal cancer in South Australia: a population-wide data linkage study

  CRC-survival (%) 1 yr 95 % CI 3 yrs 95 % CI 5 yrs 95 % CI p-value#
Total   88 87 - 89 75 73 - 76 69 68 - 71  
Age group 50-59 yrs 91 89 - 92 75 72 - 78 68 65 - 71  
  60-69 yrs 90 88 - 91 76 74 - 79 70 67 - 72 0.016
  70-79 yrs 85 84 - 87 71 69 - 72 66 64 - 68  
Sex Female 88 86 - 89 74 72 - 76 69 66 - 71 0.156
  Male 88 87 - 89 74 72 - 75 67 65 - 69  
Private Insurance No 85 83 - 86 71 69 - 73 65 62 - 67 <0.001
  Yes 91 89 - 92 76 75 - 79 70 68 - 72  
Residence Inner urban 88 87 - 89 75 72 - 76 69 66 - 69  
  Outer urban 87 84 - 90 76 71 - 80 71 66 - 75 0.219
  Rural 86 83 - 89 74 69 - 76 68 64 - 71  
  Remote 89 83 - 92 73 66 - 79 64 56 - 70  
  Very remote 84 67 - 92 75 57 - 86 59 38 - 76  
SES (quintiles) Least advantaged 86 84 - 88 70 69 - 75 64 61 - 67  
  Mid-low 87 85 - 89 74 71 - 77 68 65 - 71  
  Mid 87 85 - 89 74 72 - 78 69 66 - 72 0.010
  Mid-high 89 87 - 91 74 72 - 78 67 64 - 70  
  Most advantaged 91 89 - 93 78 75 - 81 71 68 - 74  
ACP Stage A 98 97 - 99 97 95- 98 95 93 - 96  
  B 97 95 - 97 89 87 - 90 84 82 - 86  
  C 91 89 - 92 72 69 - 74 62 59 - 64 <0.001
  D 54 50 - 58 18 15 - 21 9 7 - 12  
  Unknown 72 66 - 77 58 51 - 63 56 49 - 62  
Grade Low 93 87 - 97 87 79 - 92 85 77 - 90  
  Intermediate 93 92 - 94 81 80 - 82 75 73 - 76 <0.001
  High 77 74 - 79 55 52 - 58 49 46 - 53  
  Unknown 66 61 - 71 47 41 - 52 43 37 - 48  
Site Colon 87 86 - 88 73 72 - 74 68 66 - 69  
  Rectum 90 88 - 91 76 73 - 78 68 66 - 70 0.747
Co-morbidity None 90 89 - 91 77 75 - 78 70 69 - 72  
  One (not severe) 87 85 - 89 73 70 - 76 68 64 - 71 <0.001
  Multiple / severe 75 71 - 78 58 54 - 62 52 48 - 56  
Surgery† No 46 41 - 51 24 20 - 28 19 16 - 24 <0.001
  Yes 92 91 - 93 79 77 - 80 73 71 - 74  
Radiotherapy† No 88 87 - 89 75 74 - 76 70 68 - 71 <0.001
  Yes 87 84 - 89 67 63 - 71 57 53 - 61  
Chemotherapy† No 88 87 - 89 81 79 - 82 77 75- 79 <0.001
  Yes 88 86 - 89 62 59 - 64 52 50 - 55  
  1. #Kaplan-meier log rank test
  2. †Treatments received within 12 months of diagnosis
  3. Mean follow-up time to death or censoring of 40 months (sd = 24 months), median 36 months (inter-quartile range 21-59 months
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