Table 1 Baseline characteristics of cohort 2008 and cohort 2018
Cohort 2008 n = 78 | Cohort 2018 n = 76 | P-value | |
|---|---|---|---|
Age, mean (SD), years | 81 (11) | 80 (12) | 0.677 |
Gender, n (%) | |||
Female | 49 (63) | 47 (62) | 0.900 |
Men | 29 (37) | 29 (38) | |
Number of diagnoses, median (IQR) | 3 (4) | 4 (4) | 0.052 |
ASA-classification, n (%) | |||
ASA-class 1 | 8 (10) | 5 (7) | |
ASA-class 2 | 40 (51) | 25 (33) | < 0.001a |
ASA-class 3 | 26 (34) | 34 (44) | |
ASA-class 4 | 1 (1) | 12 (16) | |
Unspecified | 3 (4) | 0 | |
Fracture type | |||
S72.0 (femoral neck fracture) | 41 (52) | 37 (49) | |
S72.1 (subtrochanteric femoral fracture) | 31 (40) | 31 (41) | 0.793 |
S72.2 pertrochanteric femoral fracture) | 6 (8) | 8 (10) | |
Type of surgical material, n (%) | |||
Prosthesis | 13 (17) | 20 (26) | |
Osteosynthesis material | 65 (83) | 55 (72) | 0.193 |
Flail joint | 0 | 1 (2) | |
Surgery within 24 hours, n (%) | |||
Yes | 37 (48) | 38 (50) | |
No | 40 (51) | 37 (49) | 0.949 |
Not specified | 1 (1) | 1 (1) | |
Length of stay, mean (SD), days | 10 (5) | 9 (4) | 0.308 |