Table 1.
Patient Demographics
| Demographic | Total | Aseptic | Septic | P value |
| n = 51 | n = 27 (52.9%) | n = 24 (47.1%) | ||
| Age, yearsa | 61.4 ± 17.4 | 63.6 ± 19.6 | 58.9 ± 14.7 | 0.343 |
| Male | 35 (68.6%) | 21 (77.8%) | 14 (58.3%) | 0.135 |
| BMIa | 30.8 ± 6.5 | 29.5 ± 6.0 | 32.2 ± 6.9 | 0.135 |
| Comorbiditiesb | 3.2 ± 2.0 | 2.8 ± 1.9 | 3.4 ± 2.1 | 0.333 |
| Chronic obstructive pulmonary disease | 2 (3.9%) | 2 (7.4%) | 0 (0.0%) | 0.170 |
| Hyperlipidemia | 15 (29.4%) | 10 (37.0%) | 5 (20.8%) | 0.205 |
| Osteoarthritis | 7 (13.7%) | 5 (18.5%) | 2 (8.3%) | 0.255 |
| Rheumatoid arthritis | 1 (2.0%) | 0 (0.0%) | 1 (4.2%) | 0.284 |
| Hypothyroidism | 8 (15.7%) | 5 (18.5%) | 3 (12.5%) | 0.555 |
| Cerebrovascular disease | 3 (5.9%) | 2 (7.4%) | 1 (4.2%) | 0.623 |
| Peptic ulcer disease | 3 (5.9%) | 2 (7.4%) | 1 (4.2%) | 0.623 |
| Hypertension | 31 (60.8%) | 17 (63.0%) | 14 (58.3%) | 0.735 |
| Heart arrhythmia | 5 (9.8%) | 3 (11.1%) | 2 (8.3%) | 0.739 |
| Coronary artery disease | 8 (15.7%) | 4 (14.8%) | 4 (16.7%) | 0.856 |
| Chronic kidney disease | 9 (17.7%) | 5 (18.5%) | 4 (16.7%) | 0.863 |
| Peripheral vascular disease | 4 (7.8%) | 2 (7.4%) | 2 (8.3%) | 0.902 |
| Liver disease | 4 (7.8%) | 2 (7.4%) | 2 (8.3%) | 0.902 |
| Dementia | 2 (3.9%) | 1 (3.7%) | 1 (4.2%) | 0.932 |
| Cancer | 2 (3.9%) | 1 (3.7%) | 1 (4.2%) | 0.932 |
| Diabetes | 19 (37.3%) | 10 (37.0%) | 9 (37.5%) | 0.973 |
a
Age, body mass index, and the number of comorbidities were normally distributed; therefore, they are reported as mean ± SD
b
Only comorbidities considered in the Charlson Comorbidity Index affecting at least one patient or those affecting five or more patients in the total cohort are reported here