Clinical characteristics of the population and the relationship with iPET scans are reported
| Factor . | iPET, n (%) . | Total . | P value . | |
|---|---|---|---|---|
| 1-3 (n = 102) . | 4-5 (n = 21) . | |||
| Age >60, y | 40 (39) | 13 (62) | 53 (43) | .089 |
| Sex, male | 58 (57) | 10 (48) | 68 (55) | .477 |
| Hemoglobin <12, g/dL | 17 (17) | 5 (24) | 22 (17) | .531 |
| BM biopsy, positive | 62 (61) | 12 (57) | 74 (60) | .809 |
| LoDLIN >6 cm | 58 (57) | 12 (57) | 70 (57) | 1.000 |
| B2M > ULN | 49 (48) | 12 (57) | 61 (50) | .481 |
| Number nodal areas >4 | 42 (42) | 11 (55) | 53 (45) | .332 |
| FLIPI-2 3/5 | 32 (31) | 8 (38) | 40 (33) | .612 |
| RB | 48 (47) | 10 (48) | 58 (47) | 1.000 |
| Experimental arm | 46 (45) | 16 (76) | 62 (50) | .015 |
| Factor . | iPET, n (%) . | Total . | P value . | |
|---|---|---|---|---|
| 1-3 (n = 102) . | 4-5 (n = 21) . | |||
| Age >60, y | 40 (39) | 13 (62) | 53 (43) | .089 |
| Sex, male | 58 (57) | 10 (48) | 68 (55) | .477 |
| Hemoglobin <12, g/dL | 17 (17) | 5 (24) | 22 (17) | .531 |
| BM biopsy, positive | 62 (61) | 12 (57) | 74 (60) | .809 |
| LoDLIN >6 cm | 58 (57) | 12 (57) | 70 (57) | 1.000 |
| B2M > ULN | 49 (48) | 12 (57) | 61 (50) | .481 |
| Number nodal areas >4 | 42 (42) | 11 (55) | 53 (45) | .332 |
| FLIPI-2 3/5 | 32 (31) | 8 (38) | 40 (33) | .612 |
| RB | 48 (47) | 10 (48) | 58 (47) | 1.000 |
| Experimental arm | 46 (45) | 16 (76) | 62 (50) | .015 |
B2M, β-2 microglobulin; BM, bone marrow; LoDLIN, longest diameter of the largest involved node; ULN, upper limit of normality.