Age (years) | All CBC patients | Previous RT | No RT | Carriers versus non-carriers | ||||
---|---|---|---|---|---|---|---|---|
 | n | Percentage | n | Percentage | n | Percentage | OR for CBC after RT | 95% CI |
<40 (n = 91) | 22/91 | 24 | 19/67 | 28 | 3/24 | 12 | 2.77 | 0.74–10.39 |
40–50 (n = 156) | 29/156 | 18.6 | 22/102 | 21.6 | 7/54 | 12.9 | 1.85 | 0.73–4.65 |