Characteristics of patients.
| Characteristic | Patients with rectal bleeding n = 29 007 (%) | Patients with postmenopausal bleeding n = 10 122 (%) |
|---|---|---|
| Female | 15 076 (52.0) | 10 122 (100.0) |
| Age, median (interquartile range) | 54 (40 to 69) | 58 (54 to 67) |
| Living in most deprived areas (quintile 5) | 5244 (18.1) | 1444 (14.3) |
| Obesea | 4196 (14.5) | 2006 (19.8) |
| Current smoker | 5435 (18.7) | 1445 (14.3) |
| Used HRT in last 12 months | – | 3,017 (29.8) |
| Used tamoxifen in last 12 months | – | 413 (4.1) |
| Severe mental health problems | ||
| Schizophrenia | 126 (0.4) | 59 (0.6) |
| Bipolar disorder | 72 (0.2) | 36 (0.4) |
| Learning difficulties | 189 (0.7) | 38 (0.4) |
| Long-standing depression | 257 (0.9) | 113 (1.1) |
| Any of these mental health problems | 606 (2.1) | 229 (2.3) |
↵a Body mass index ≥30kg/m2. HRT = hormone replacement therapy.