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Table 2 Comparison of perioperative data between the two groups

From: Topical tranexamic acid in elderly patients with femoral neck fractures treated with hemiarthroplasty: efficacy and safety? - a case-control study

  Control group (n = 72) Study group (n = 72) p-value
Operation time (min) 76.1 ± 12.5 78.4 ± 22.3 0.349
Anesthesia (general: spinal) 63:9 63: 9 >  0.99
Immediate postoperative Hb (g/dL) 10.6 ± 1.8 10.6 ± 1.2 0.991
POD 1 Hb (g/dL) 9.9 ± 1.2 10.2 ± 1.1 0.138
POD 1 Hct (%) 29.5 ± 3.3 30.1 ± 4.5 0.147
POD 5 Hb (g/dL) 10.0 ± 1.0 9.5 ± 1.0 0.152
POD 5 Hct (%) 30.3 ± 3.2 28.9 ± 4.7 0.210
Transfusion rate (%) 65.2 (47/72) 36.1 (26/72) 0.002
Transfusion rate (%) in Hb > 8 g/dL 31.9 (15/47) 30.7 (8/26) 0.431
Hospital stay (days) 23.4 ± 9.8 21.2 ± 6.8 0.184
ICU admission (%) 48.6 (35/72) 38.9 (28/72) 0.240
ICU stay (days) 3.4 ± 4.2 2.3 ± 0.9 0.161
  1. Continuous variables are presented as mean ± standard deviation
  2. Hb Hemoglobin, POD Postoperative day, Hct Hematocrit, ICU Intensive care unit
  3. Bold indicates a statistically significant value (< 0.05)