Open Access
Table 1
Demographic and clinical characteristics.
| Variable | Total | Group A | Group B | Group C | p-value |
|---|---|---|---|---|---|
| N = 331 | N = 86 | N = 47 | N = 198 | ||
| n (26.5%) | n (14.2%) | n (59.8%) | |||
| Age* | 60.2 (13.3) | 57.4 (11.4) | 58.2 (15.5) | 62 (13.3) | 0.6 |
| Gender | |||||
| Male | 93 (28.1%) | 30 (34.9%) | 10 (21.3%) | 53 (26.8%) | 0.2 |
| Female | 238 (71.9%) | 56 (65.1%) | 37 (78.7%) | 145 (73.2%) | |
| Weight* | 69.1 (12.8) | 68.7 (13.5) | 66.3 (11.1) | 69.9 (12.9) | 0.4 |
| Height* | 159.9 (8.8) | 161.5 (8.8) | 157 (9.1) | 159.9 (8.6) | 0.085 |
| BMI* | 27 (4.2) | 26.2 (4) | 26.9 (4.1) | 27.3 (4.3) | 0.5 |
| Time interval in weeks# | 16.7 (0.42–459) | 1.0 (0.4–2) | 6.0 (2.4–12) | 72.5 (13–459) | 0.0001 |
| ASA | |||||
| I | 41 (12.4%) | 14 (16.3%) | 9 (19.1%) | 18 (9.1%) | 0.095 |
| II | 239 (72.2%) | 64 (74.4%) | 32 (68.1%) | 143 (72.2%) | |
| III | 42 (12.7%) | 5 (5.8%) | 6 (12.8%) | 31 (15.7%) | |
| N/I | 9 (2.7%) | 3 (3.5%) | 0 (0.0%) | 6 (3.0%) | |
| Type of prosthesis | |||||
| Cemented | 96 (29%) | 16 (18.6%) | 19 (40.4%) | 61 (30.8%) | 0.0008 |
| Hybrid | 152 (45.9%) | 36 (41.9%) | 23 (48.9%) | 93 (47.0%) | |
| Reverse hybrid | 2 (0.6%) | 2 (2.3%) | 0 (0.0%) | 0 (0.0%) | |
| Uncemented | 81 (24.5%) | 32 (37.2%) | 5 (10.6%) | 44 (22.2%) | |
| Laterality | |||||
| Right | 150 (45.3%) | 39 (45.3%) | 18 (38.3%) | 93 (47.0%) | 0.0135 |
| Left | 181 (54.7%) | 47 (54.7%) | 29 (61.7%) | 105 (53.0%) | |
| Comorbidities | |||||
| Rheumatoid arthritis | 36 (10.9%) | 8 (9.3%) | 3 (6.4%) | 25 (12.6%) | 0.4 |
| VTE | 9 (2.7%) | 1 (1.2%) | 2 (4.3%) | 6 (3.0%) | 0.5 |
| HTN | 127 (38.4%) | 20 (23.3%) | 23 (49.0%) | 84 (42.4%) | 0.03 |
| T2DM | 32 (9.7%) | 3 (3.5%) | 4 (8.5%) | 25 (12.6%) | 0.055 |
| Coronary heart disease | 15 (4.5%) | 1 (1.2%) | 3 (6.4%) | 11 (5.6%) | 0.2 |
| Heart failure | 5 (1.5%) | 1 (1.2%) | 0 (0.0%) | 4 (2.0%) | 0.57 |
| Cardiac arrhythmia | 12 (3.6%) | 1 (1.2%) | 3 (6.4%) | 8 (4.0%) | 0.27 |
| COPD | 11 (3.3%) | 2 (2.3%) | 0 (0.0%) | 9 (4.5%) | 0.2 |
| Asthma | 5 (1.5%) | 0 (0.0%) | 1 (2.1%) | 4 (2.0%) | 0.4 |
| Stroke | 2 (0.6%) | 2 (2.3%) | 0 (0.0%) | 0 (0.0%) | 0.057 |
| Alzheimer | 1 (0.3%) | 0 (0.0%) | 0 (0.0%) | 1 (0.5%) | 0.7 |
| Dementia | 2 (0.6%) | 1 (1.2%) | 1 (2.1%) | 0 (0.0%) | 0.18 |
*Mean and standard deviation (SD); #Mean and ranges. VTE: Venous thromboembolism; HTN: Hypertension; T2DM: Type 2 diabetes mellitus; COPD: Chronic obstructive pulmonary disease.
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