Research Article
Blood Transfusions in Total Hip and Knee Arthroplasty: An Analysis of Outcomes
Table 7
This table shows the PAF for risk factors on various references of age group.
| | Outcome | Population attributable fraction (95% CI) | | Combined major complications | Major cardiac complications | Major pulmonary complications | Acute renal failure | 30-Day mortality | Critical care services admission |
| | Age group (ref ≤45) | 55.94% (52.89–58.80) | 84.22% (81.53–86.52) | 39.38% (28.39–48.68) | 49.96% (38.65–59.19) | 72.41% (37.91–87.74) | 11.22% (2.31–19.32) | | Age group (ref ≤55) | 48.94% (47.47–50.36) | 75.45% (74.03–76.79) | 28.78% (23.54–33.66) | 38.71% (33.27–43.71) | 59.13% (43.52–70.43) | 10.70% (6.68–14.56) | | Age group (ref ≤65) | 34.70% (33.63–35.75) | 58.02% (56.85–59.16) | 15.92% (12.23–19.46) | 19.46% (15.43–23.30) | 49.54% (38.69–58.47) | 11.37% (8.78–13.89) | | Age group (ref ≤75) | 16.80% (16.29–17.30) | 27.80% (27.04–28.55) | 11.35% (9.85–12.83) | 13.96% (12.33–15.56) | 38.78% (33.31–43.81) | 11.09% (10.07–12.10) |
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CI: confidence interval of the PAF.
PAF compares the proportion of outcome to a population where all individuals are less than the specified
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