Table 1 Characteristics of patients undergoing elective total joint arthroplasty in the preintervention and intervention period
Preintervention period | Intervention period | Total | ||
|---|---|---|---|---|
Control | Adherent to protocol (subgroup) | Intervention (total) | ||
Total joint arthroplasty | 6140 | 1866 | 7175 | 13,315 |
Hip (%) | 3645 (59.4%) | 1041 (55.8%) | 4175 (58.2%) | 7820 (58.7%) |
Knee (%) | 2495 (40.6%) | 825 (44.2%) | 3000 (41.8%) | 5495 (41.3%) |
Female (%) | 3814 (62.1%) | 1150 (61.6%) | 4365 (60.8%) | 8179 (61.4%) |
Age (Median [IQR]) | 72 [63, 77] | 70 [63, 77] | 71 [63, 78] | 71 [63, 77] |
ASA Score < 3 (%) | 4319 (70.3%) | 1327 (71.1%) | 4987 (69.5%) | 9306 (69.9%) |
Duration of surgery >Median % [IQR] | 65 [52, 80] | 60 [49, 74] | 62 [50, 75] | 63 [51, 77] |
Days until SSI Median [IQR] | 28.50 [19.25–50.25] | 15 [10–39] | 20 [15–28] | 23 [15–41] |