Variables found to have increased risk of developing a CVC-related VTE
| Variables . | n . | VTEs . | Multivariable . | |
|---|---|---|---|---|
| HR (95% CI) . | P . | |||
| CVC type | <.001 | |||
| TLs | 710 | 19 | 1.0 | |
| PICCs | 1257 | 75 | 8.5 (3.1, 23) | |
| History of VTE | <.001 | |||
| No | 1825 | 75 | 1.0 | |
| Yes | 142 | 19 | 23 (4.0, 127) | |
| No. of lumens | .003 | |||
| 1 | 1228 | 41 | 1.0 | |
| 2 or 3 | 625 | 50 | 3.9 (1.8, 8.9) | |
| Unknown | 114 | 3 | ||
| Cancer | .031 | |||
| No cancer | 1165 | 49 | 1.0 | |
| Leukemia/lymphoma | 456 | 33 | 3.5 (1.3, 9.0) | |
| Other cancer | 346 | 12 | 1.3 (0.39, 4.5) | |
| CLABSI | .002 | |||
| No | 1794 | 82 | 1.0 | |
| Yes | 173 | 12 | 5.6 (1.9, 16) | |
| CVC malfunction | <.001 | |||
| No | 1523 | 64 | 1.0 | |
| Yes | 444 | 30 | 5.8 (2.5, 13) | |
| Variables . | n . | VTEs . | Multivariable . | |
|---|---|---|---|---|
| HR (95% CI) . | P . | |||
| CVC type | <.001 | |||
| TLs | 710 | 19 | 1.0 | |
| PICCs | 1257 | 75 | 8.5 (3.1, 23) | |
| History of VTE | <.001 | |||
| No | 1825 | 75 | 1.0 | |
| Yes | 142 | 19 | 23 (4.0, 127) | |
| No. of lumens | .003 | |||
| 1 | 1228 | 41 | 1.0 | |
| 2 or 3 | 625 | 50 | 3.9 (1.8, 8.9) | |
| Unknown | 114 | 3 | ||
| Cancer | .031 | |||
| No cancer | 1165 | 49 | 1.0 | |
| Leukemia/lymphoma | 456 | 33 | 3.5 (1.3, 9.0) | |
| Other cancer | 346 | 12 | 1.3 (0.39, 4.5) | |
| CLABSI | .002 | |||
| No | 1794 | 82 | 1.0 | |
| Yes | 173 | 12 | 5.6 (1.9, 16) | |
| CVC malfunction | <.001 | |||
| No | 1523 | 64 | 1.0 | |
| Yes | 444 | 30 | 5.8 (2.5, 13) | |
CLABSI and CVC malfunction were diagnosed prior to the VTE event.
CI, confidence interval; HR, hazard ratio.