Table 3 Preoperative comorbidities prior to and following propensity score matching
Preoperative Co-morbidity | Before matching | After matching | ||||
|---|---|---|---|---|---|---|
BB(−) | BB(+) | p | BB(−) | BB(+) | p | |
(n = 953) | (n = 513) | (n = 513) | (n = 513) | |||
Arrythmia | 169 (17.7%) | 186 (36.3%) | < 0.001 | 119 (23.2%) | 186 (36.3%) | < 0.001 |
Myocardial Infarction | 20 (2.1%) | 97 (18.9%) | < 0.001 | 15 (2.9%) | 97 (18.9%) | < 0.001 |
Congestive heart failure | 38 (4.0%) | 80 (15.6%) | < 0.001 | 30 (5.8%) | 80 (15.6%) | < 0.001 |
Hypertension | 266 (27.9%) | 403 (78.6%) | < 0.001 | 178 (34.7%) | 403 (78.6%) | < 0.001 |
Peripheral vascular disease | 23 (2.4%) | 23 (4.5%) | 0.044 | 19 (3.7%) | 23 (4.5%) | 0.635 |
Cerebrovascular disease | 39 (4.1%) | 40 (7.8%) | 0.004 | 31 (6.0%) | 40 (7.8%) | 0.313 |
Peptic ulcer | 48 (5%) | 44 (8.6%) | 0.011 | 33 (6.4%) | 44 (8.6%) | 0.242 |
Diabetes Mellitus | 68 (7.1%) | 59 (11.5%) | 0.006 | 48 (9.4%) | 59 (11.5%) | 0.300 |
COPD | 83 (8.7%) | 59 (11.5%) | 0.10 | 64 (12.5%) | 59 (11.5%) | 0.693 |
Liver diesease | 18 (1.9%) | 15 (2.9%) | 0.28 | 13 (2.5%) | 15 (2.9%) | 0.850 |
Solid tumor | 938 (98.4%) | 489 (95.3%) | < 0.001 | 506 (98.6%) | 489 (95.3%) | 0.004 |
Leukemia | 5 (0.5%) | 1 (0.2%) | 0.67 | 4 (0.8%) | 1 (0.2%) | 0.371 |
Lymphoma | 6 (0.6%) | 3 (0.6%) | 1.00 | 5 (1.0%) | 3 (0.6%) | 0.724 |
Dementia | 4 (0.4%) | 2 (0.4%) | 1.00 | 3 (0.6%) | 2 (0.4%) | 1.00 |