Characteristics of AAs and EAs with MM by vital status
| Variables . | At risk, n (%) . | Death, n (%) . | Age-adjusted HRs∗ (95% CI) . |
|---|---|---|---|
| 116 (64.1) | 65 (35.9) | ||
| Age | |||
| Mean (standard deviation) | 59.9 (9.7) | 63.0 (8.1) | 1.0 (1.0-1.1) |
| Race/ethnicity | |||
| EA | 84 (72.4) | 42 (64.6) | 1.0 (Referent)† |
| AA | 32 (27.6) | 23 (35.4) | 1.1 (0.7-1.9) |
| Sex | |||
| Female | 59 (50.9) | 24 (36.9) | 1.0 (Referent)† |
| Male | 57 (49.1) | 41 (63.1) | 1.6 (1.0-2.6) |
| Education | |||
| Below college | 20 (23.3) | 10 (21.2) | 1.0 (Referent)† |
| Some college or completed college | 48 (55.8) | 23 (48.9) | 1.0 (0.5-2.0) |
| Graduate or professional degree | 18 (20.9) | 14 (29.8) | 1.3 (0.6-3.0) |
| ISS | |||
| 1 | 72 (67.3) | 29 (47.5) | 1.0 (Referent)† |
| 2 | 34 (31.8) | 21 (34.4) | 1.5 (0.8-2.6) |
| 3 | 1 (0.9) | 11 (18.0) | 6.8 (3.4-13.9) |
| LDH levels (U/L) | |||
| Normal (<240) | 95 (83.3) | 38 (63.3) | 1.0 (Referent)† |
| Elevated (≥240) | 19 (16.7) | 22 (36.7) | 2.3 (1.4-3.9) |
| eGFR (mL/min) | |||
| ≥60 | 90 (78.3) | 42 (66.7) | 1.0 (Referent)† |
| <60 | 25 (21.7) | 21 (33.3) | 1.4 (0.8-2.4) |
| Serum free light chain | |||
| Low (<0.26) | 31 (27.4) | 14 (22.6) | 0.6 (0.3-1.3) |
| Normal (0.26-1.65) | 18 (15.9) | 12 (19.4) | 1.0 (Referent)† |
| High (>1.65) | 64 (56.6) | 36 (58.1) | 0.7 (0.4-1.4) |
| Variables . | At risk, n (%) . | Death, n (%) . | Age-adjusted HRs∗ (95% CI) . |
|---|---|---|---|
| 116 (64.1) | 65 (35.9) | ||
| Age | |||
| Mean (standard deviation) | 59.9 (9.7) | 63.0 (8.1) | 1.0 (1.0-1.1) |
| Race/ethnicity | |||
| EA | 84 (72.4) | 42 (64.6) | 1.0 (Referent)† |
| AA | 32 (27.6) | 23 (35.4) | 1.1 (0.7-1.9) |
| Sex | |||
| Female | 59 (50.9) | 24 (36.9) | 1.0 (Referent)† |
| Male | 57 (49.1) | 41 (63.1) | 1.6 (1.0-2.6) |
| Education | |||
| Below college | 20 (23.3) | 10 (21.2) | 1.0 (Referent)† |
| Some college or completed college | 48 (55.8) | 23 (48.9) | 1.0 (0.5-2.0) |
| Graduate or professional degree | 18 (20.9) | 14 (29.8) | 1.3 (0.6-3.0) |
| ISS | |||
| 1 | 72 (67.3) | 29 (47.5) | 1.0 (Referent)† |
| 2 | 34 (31.8) | 21 (34.4) | 1.5 (0.8-2.6) |
| 3 | 1 (0.9) | 11 (18.0) | 6.8 (3.4-13.9) |
| LDH levels (U/L) | |||
| Normal (<240) | 95 (83.3) | 38 (63.3) | 1.0 (Referent)† |
| Elevated (≥240) | 19 (16.7) | 22 (36.7) | 2.3 (1.4-3.9) |
| eGFR (mL/min) | |||
| ≥60 | 90 (78.3) | 42 (66.7) | 1.0 (Referent)† |
| <60 | 25 (21.7) | 21 (33.3) | 1.4 (0.8-2.4) |
| Serum free light chain | |||
| Low (<0.26) | 31 (27.4) | 14 (22.6) | 0.6 (0.3-1.3) |
| Normal (0.26-1.65) | 18 (15.9) | 12 (19.4) | 1.0 (Referent)† |
| High (>1.65) | 64 (56.6) | 36 (58.1) | 0.7 (0.4-1.4) |