Official Journal of the Italian Society of Orthopaedics and Traumatology
Table 1 Patient demographics for the general cohort separated by center; p-value for testing for difference between both centers
Patient demographics | Total | Center 1 | Center 2 | p-Value |
|---|---|---|---|---|
Number of patients | 203 (100.0%) | 100 (49.3%) | 103 (50.7%) | |
Male | 97 (47.8%) | 49 (49%) | 48 (46.6%) | 0.732 |
Female | 106 (52.2%) | 51 (51%) | 55 (53.4%) | |
Age (median, in years) | 66 ± 16 | 64.5 ± 17 | 68 ± 15 | < 0.001 |
BMI (kg/m2) | 28.10 ± 6.53 | 28.97 ± 7.56 | 28.1 ± 6 | 0.869 |
Height (cm) | 168 ± 15 | 170 ± 16 | 168 ± 13 | 0.094 |
Weight (kg) | 82 ± 23 | 82.5 ± 27.8 | 82 ± 16 | 0.574 |
Stairs | 187 (92.1%) | 89 (89%) | 188 (92.6%) | 0.053 |
Drivers | 145 (71.4%) | 71 (71%) | 74 (71.8%) | 0.894 |
Walking aids | 54 (26.6%) | 20 (20%) | 34 (33%) | 0.036 |
Working | 68 (33.5%) | 36 (36%) | 33 (32%) | 0.551 |
Previous surgery | 127 (62.6%) | 70 (70%) | 55.7 (55.3%) | 0.031 |