Table 2.
Characteristic of 235 patients undergoing BMA
| Variable | |
|---|---|
| Number of subjects, n (%) | 235 (100) |
| Age, median years (range) | 62 (20–89) |
| Gender, n (%) | |
| Female | 109 (46) |
| Male | 126 (54) |
| Diagnosis according to BMA, n (%) | |
| Leukemia | 34 (14) |
| Multiple myeloma | 39 (17) |
| Lymphoma | 46 (19) |
| Myelodysplastic syndrome | 18 (8) |
| Chronic myeloproliferative disorder | 31 (13) |
| Other hematologic disease | 42 (18) |
| Non-hematologic disease | 25 (11) |
| Site of BMA, n (%) | |
| Posterior iliac crest | 230 (98) |
| Sternum | 5 (2) |
| Type of BMA, n (%) | |
| Bone marrow aspiration | 67 (28) |
| Bone marrow biopsy | 88 (37) |
| Both aspiration and biopsy | 80 (35) |
| Previous BMA, n (%) | |
| No previous BMA | 100 (43) |
| 1–2 times | 76 (32) |
| 3–5 times | 27 (11) |
| >5 times | 32 (14) |
| Pre-existing pain, n (%) | 101 (43) |
| Pain medication taken the same day as BMA, n (%) | |
| Non-opioids | 19 (8) |
| Opioids | 8 (3) |
| Combination of non-opioids and opioids | 6 (2) |
| Adjuvant drugs | 3 (1) |
| Unknown type | 8 (3) |
BMA, bone marrow aspiration/biopsy.