Table 2 Short-term Outcomes of subjects in the original and matched cohorts
Covariates | Original cohort | Matched cohort | ||||
|---|---|---|---|---|---|---|
Normal fibrinogen group | High fibrinogen group | P | Normal fibrinogen group | High fibrinogen group | P | |
N | 344 | 289 | 222 | 222 | ||
LOS | 11.00 (9.00–14.00) | 13.00 (10.00–16.00) | < 0.001 | 12.00 (9.00–15.00) | 13.00 (10.00–16.00) | 0.028 |
Extraction time | 1.00 (1.00–2.00) | 1.00 (1.00–2.00) | 0.152 | 1.00 (1.00–2.00) | 1.00 (1.00–2.00) | 0.442 |
leg wound infections | 6 (1.7%) | 5 (1.7%) | 1.000 | 3 (1.4%) | 2 (0.9%) | 1.000 |
Chest infections | 1 (0.3%) | 1 (0.3%) | 1.000 | 1 (0.5%) | 1 (0.5%) | 1.000 |
Postoperative UTI | 1 (0.3%) | 0 (0%) | 1.000 | 1 (0.5%) | 0 (0%) | 1.000 |
TIA | 0 (0%) | 2 (0.7%) | 1.000 | 0 (0%) | 1 (0.5%) | 1.000 |
Pneumonia | 10 (2.9%) | 5 (1.7%) | 0.437 | 6 (2.7%) | 3 (1.4%) | 0.503 |
Renal impairment | 70 (20.3%) | 86 (29.8%) | 0.006 | 42 (18.9%) | 72 (32.4%) | 0.014 |
Postoperative RBC transfusion | 160 (46.5%) | 148 (51.2%) | 0.272 | 106 (47.7%) | 118 (53.2%) | 0.296 |
Postoperative 24 h bleeding volume | 597.50 (473.75–820.00) | 555.00 (440.00-720.00) | 0.002 | 577.50 (461.25–807.50) | 567.50 (466.25–750.00) | 0.369 |