Research Article
Comparison of the Effect of Different Local Analgesia Administration Techniques in Total Hip Arthroplasty: A Retrospective Comparative Cohort Study
Table 1
Demographic data of the IAI, PAI, and control groups.
| | | Control group | PAI group | IAI group | value |
| | Number of patients (hips) | 112 (113) | 85 (87) | 81 (81) | | | Females, n (%) | 95 (85) | 77 (91) | 72 (89) | 0.5533 | | Age (years) | 65.3 ± 8.8 | 65.9 ± 10.3 | 66.0 ± 10.3 | 0.8767 | | BMI (kg/m2) | 24.1 ± 3.2 | 24.2 ± 4.9 | 24.2 ± 5.0 | 0.8742 | | Operative time (min) | 47.8 ± 9.0 | 51.1 ± 19.9 | 47.5 ± 7.8 | 0.7198 | | Intraoperative blood loss (g) | 244.3 ± 90.0 | 248.6 ± 119.1 | 224.2 ± 88.0 | 0.1350 | | Postoperative blood loss (g) | 164.3 ± 133.1 | 149.0 ± 98.5 | 133.1 ± 99.7 | 0.2283 |
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Values are expressed as mean ± standard deviation. PAI, periarticular injection; IAI, intra-articular injection; BMI, body mass index.
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