Table 5. Univariate analysis of factors affecting OS in myeloma patients receiving Auto-HSCT.
| Variables | HR | 95% CI | P value |
|---|---|---|---|
| Gender | 1.235 | 0.226–6.761 | 0.808 |
| Age | 0.573 | 0.100–3.160 | 0.523 |
| Blood type | 0.783 | 0.367–1.671 | 0.527 |
| Serum calcium | 5.101 | 0.929–28.01 | 0.061 |
| X-ray test | 0.975 | 0.192–4.952 | 0.976 |
| Serum albumin | 1.262 | 0.246–6.466 | 0.780 |
| Serum creatinine | 2.677 | 0.298–24.04 | 0.379 |
| β2-macroglobulin | 1.804 | 0.643–5.061 | 0.262 |
| M protein band | 1.544 | 0.256–4.566 | 0.183 |
| ISS stage | 1.804 | 0.643–5.061 | 0.262 |
| Durie-Salmon stage | 1.147 | 0.286–4.603 | 0.846 |
| Prior exposure to bortezomib | 0.446 | 0.076–2.605 | 0.370 |
| Times of chemotherapy before transplantation | 2.376 | 0.761–7.422 | 0.136 |
| Transplantation times | 0.423 | 0.077–2.313 | 0.321 |
| Course before transplant | 1.044 | 0.862–1.264 | 0.659 |
| Total hospitalization days | 0.981 | 0.921–1.044 | 0.541 |
| Days in the unit of HEPA filtration | 1.058 | 0.958–1.167 | 0.265 |
| Number of transplanted mononuclear cells | 1.055 | 0.908–1.225 | 0.486 |
| Neutrophil recovery post-transplantation | 1.235 | 0.226–6.761 | 0.808 |
OS, overall survival; Auto-HSCT, autologous hematopoietic stem cell transplantation; HR, hazard ratio; CI, confidence interval; ISS, International Staging System; HEPA, high-efficiency particulate air.