Comparison of IPI- and PIT-calculated survival outcomes in 4 PTCL-NOS case series
Index . | Score . | Gallamini et al, 200421 . | Weisenburger et al, 201124 . | Ellin et al, 201425 . | Xu et al, 201526 . | |||
---|---|---|---|---|---|---|---|---|
5-y OS, % . | 5-y OS, % . | 5-y FFS, % . | 5-y OS, % . | 5-y OS, % . | 5-y PFS, % . | |||
IPI20 | Low | 0/1 | 59 | 50 | 36 | 58 | 48 | 43 |
Low-intermediate | 2 | 46 | 33 | 18 | 27* | 38 | 19 | |
Intermediate-high | 3 | 40 | 16 | 15 | 13 | 0 | ||
High | 4/5 | 18 | 11 | 9 | 15 | 0 | 0 | |
PIT21 | Group 1 | 0 | 62 | 50 | 34 | 71 | 56 | 33 |
Group 2 | 1 | 53 | 40 | 22 | 38 | 40 | 21 | |
Group 3 | 2 | 33 | 22 | 13 | 25 | 25 | 14 | |
Group 4 | 3/4 | 18 | 11 | 8 | 18 | NR | 0 |
Index . | Score . | Gallamini et al, 200421 . | Weisenburger et al, 201124 . | Ellin et al, 201425 . | Xu et al, 201526 . | |||
---|---|---|---|---|---|---|---|---|
5-y OS, % . | 5-y OS, % . | 5-y FFS, % . | 5-y OS, % . | 5-y OS, % . | 5-y PFS, % . | |||
IPI20 | Low | 0/1 | 59 | 50 | 36 | 58 | 48 | 43 |
Low-intermediate | 2 | 46 | 33 | 18 | 27* | 38 | 19 | |
Intermediate-high | 3 | 40 | 16 | 15 | 13 | 0 | ||
High | 4/5 | 18 | 11 | 9 | 15 | 0 | 0 | |
PIT21 | Group 1 | 0 | 62 | 50 | 34 | 71 | 56 | 33 |
Group 2 | 1 | 53 | 40 | 22 | 38 | 40 | 21 | |
Group 3 | 2 | 33 | 22 | 13 | 25 | 25 | 14 | |
Group 4 | 3/4 | 18 | 11 | 8 | 18 | NR | 0 |
Low-intermediate and high-intermediate risk patients according to IPI are grouped together as intermediate risk patients.