Table 2 Baseline characteristics of the study patients
Classification | B2 | B3 | Total |
|---|---|---|---|
Number | 69(83%) | 14(17%) | 83(100%) |
Gender (female/male) | 38/31 | 9/5 | |
Age (years) | 63.4 ± 9.1 | 66.4 ± 11.3 | 63.9 ± 9.5 |
Stem before revision | |||
uncemented | 47(57%) | 7(8%) | 54(65%) |
cemented stem | 22(27%) | 7(8%) | 29(35%) |
Injury mechanism | |||
mild trauma | 59(71%) | 5(6%) | 64(77%) |
immense trauma | 6(7%) | 7(8%) | 13(15%) |
unknown cause | 4(5%) | 2(3%) | 6(8%) |
Comorbidities (principal) | |||
Cardiovascular diseases | 27(33%) | 7(8%) | 34(41%) |
Respiratory diseases | 15(18%) | 3(4%) | 18(22%) |
Endocrine diseases | 9(11%) | 2(3%) | 11(14%) |
Other | 7(8%) | 2(3%) | 9(11%) |
ASA1 | 5(6%) | 0 | 5(6%) |
ASA2 | 12(14%) | 2(3%) | 14(17%) |
ASA3 | 32(39%) | 7(8%) | 39(47%) |
ASA4 | 20(24%) | 5(6%) | 25(30%) |
SF-36 (Pre) | 28.6 ± 10.4 | 31.0 ± 12.3 | 29.0 ± 10.7 |