| bLimited chronic GVHD | RR=0.65 (0.17–2.47) | p=0.53 |
| bExtensive chronic GVHD | RR=1.50 (0.61–3.70) | p=0.37 |
| cAcute GVHD | RR=0.79 (0.47–1.36) | p=0.40 |
| dAcute GVHD | RR=1.10 (0.72–1.68) | p=0.66 |
| eLimited cGVHD | RR=0.45 (0.18–1.13) | p=0.09 |
| eExtensive cGVHD | RR=1.18 (0.66–2.10) | p=0.59 |
| eTest interaction: p(first allogeneic=planned autologous+allogeneic) = 0.005 | ||