Table 3
Cancer mortality in the two subcohorts of 689 patients with ulcerative colitis and 231 with Crohn’s disease
| Ulcerative colitis | Crohn’s disease | ||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
| Cancer site | ICD IX | No of deaths observed | No expected | SMR | 95% CI | ICD IX | No of deaths observed | No expected | SMR | 95% CI | |
| Digestive system | 150–159 | 6 | 7.97 | 0.75 | 0.3 to 1.6 | 150–159 | 2 | 1.83 | 1.2 | 0.1 to 3.9 | |
| Stomach | 151 | 1 | 2.28 | 0.44 | 0.01 to 2.4 | 151 | 1 | 0.51 | 1.96 | 0.02 to 11.0 | |
| Colon | 153 | 1 | 1.33 | 0.75 | 0.01 to 4.2 | 153 | 1 | 0.32 | 3.12 | 0.04 to 17.4 | |
| Rectum | 154 | 3 | 0.69 | 4.35 | 0.9 to 12.7 | 154 | 0 | 0.17 | – | – | |
| Liver | 155 | 1 | 1.69 | 0.59 | 0.01 to 3.3 | 155 | 0 | 0.39 | – | – | |
| Respiratory system | 160–165 | 1 | 6.06 | 0.16 | 0.01 to 0.9 | 160–165 | 3 | 1.14 | 2.63 | 0.5 to 7.7 | |
| Lung | 162 | 1 | 5.84 | 0.17 | 0.01 to 0.9 | 162 | 3 | 1.09 | 2.75 | 0.5 to 8.0 | |
| Breast | 174 | 2 | 1.27 | 1.57 | 0.2 to 5.7 | 174 | 1 | 0.49 | 2.04 | 0.03 to 11.3 | |
| Uterus | 179, 182 | 1 | 0.37 | 2.7 | 0.03 to 15.0 | 179, 182 | 1 | 0.15 | 6.66 | 0.09 to 37.1 | |
| Prostate | 185 | 1 | 0.87 | 1.15 | 0.02 to 6.4 | 185 | 1 | 0.12 | 8.33 | 0.1 to 46.4 | |
| Brain | 191 | 0 | 0.55 | – | – | 191 | 1 | 0.15 | 6.66 | 0.1 to 37.1 | |
| Haematopoietic system | 200–208 | 2 | 1.51 | 1.32 | 0.1 to 4.8 | 200–208 | 1 | 0.38 | 2.63 | 0.03 to 14.7 | |
| Myeloma | 203 | 0 | 0.26 | – | – | 203 | 1 | 0.07 | 14.28 | 0.2 to 79.5 | |
| Non-Hodgkin’s lymphoma | 200, 202 | 1 | 0.44 | 2.27 | 0.03 to 12.6 | 200, 202 | 0 | 0.11 | – | – | |
| Leukaemia | 204–208 | 1 | 0.7 | 1.43 | 0.02 to 7.9 | 204–208 | 0 | 0.18 | – | – | |
| All cancer deaths | 140–208 | 13 | 23.02 | 0.56 | 0.3 to 0.96 | 140–208 | 10 | 5.26 | 1.9 | 0.9 to 3.5 | |
-
SMR, standardised mortality ratio; CI, confidence interval.
