Characteristics of the patients before the first TFR attempt
| Characteristics . | Values . | 
|---|---|
| Demography | |
| Age, median (range), y, NS | 48.5 (18.9-80.2) | 
| Sex ratio (M/F) | 0.49 | 
| Disease characteristics | |
| Sokal score %, low/intermediate/high, NS | 58/26/16 | 
| CML duration before TFR1, median (range), y, NS | 7.6 (3.3-28.5) | 
| Therapy before TFR1 | |
| TKI duration, median (range), y, NS | 8.4 (3-18.8) | 
| Ongoing TKI | |
| Imatinib, n (%) | 76 (61) | 
| Including imatinib post-IFN, n | 25 | 
| 2G TKI postimatinib, n (%) | 38 (28) | 
| Including 2G TKI postimatinib and IFN, n | 12 | 
| 2G TKI first line, n (%) | 14 (11) | 
| Including 2G TKI first line plus IFN, n | 1 | 
| Previous IFN (total) | 38 (29.7) | 
| Response before TFR1 | |
| MR4, % | 100 | 
| MR4 duration, median (range), y | 4 (1.4-12.9) | 
| Stable MR4, % | 81 | 
| MR4.5, % | 85 | 
| MR4.5 duration, median (range), y | 2.9 (0.5-12.8) | 
| Stable MR4.5, % | 67.2 | 
| Characteristics . | Values . | 
|---|---|
| Demography | |
| Age, median (range), y, NS | 48.5 (18.9-80.2) | 
| Sex ratio (M/F) | 0.49 | 
| Disease characteristics | |
| Sokal score %, low/intermediate/high, NS | 58/26/16 | 
| CML duration before TFR1, median (range), y, NS | 7.6 (3.3-28.5) | 
| Therapy before TFR1 | |
| TKI duration, median (range), y, NS | 8.4 (3-18.8) | 
| Ongoing TKI | |
| Imatinib, n (%) | 76 (61) | 
| Including imatinib post-IFN, n | 25 | 
| 2G TKI postimatinib, n (%) | 38 (28) | 
| Including 2G TKI postimatinib and IFN, n | 12 | 
| 2G TKI first line, n (%) | 14 (11) | 
| Including 2G TKI first line plus IFN, n | 1 | 
| Previous IFN (total) | 38 (29.7) | 
| Response before TFR1 | |
| MR4, % | 100 | 
| MR4 duration, median (range), y | 4 (1.4-12.9) | 
| Stable MR4, % | 81 | 
| MR4.5, % | 85 | 
| MR4.5 duration, median (range), y | 2.9 (0.5-12.8) | 
| Stable MR4.5, % | 67.2 | 
F, female; IFN, interferon; M, male; MR4, BCR-ABL1IS ≤0.01%; MR4.5, BCR-ABL1IS ≤0.0032%; NS, values not significant.