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Rate of serological response to BNT162b2 vaccine.
| Cohort | Antibody response n (%) | P value vs. healthy controls | |
|---|---|---|---|
| Positive | Negative | ||
| Healthy controls | 63 (98) | 1 (2) | |
| All myeloma | 133 (78) | 38 (22) | 0·000132 |
| Active myeloma* | 121 (76) | 38 (24) | 0·00062 |
| Smoldering myeloma* | 12 (100) | 0 (0) | 0·722 |
Active myeloma versus smouldering myeloma: P = 0·044.
