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Table 1 Demographics and baseline measurements

From: Effects of knee position on blood loss following total knee arthroplasty: a randomized, controlled study

  Flexion group Extension group P value
Age (years) 73.1 ± 5.1 72.4 ± 4.6 0.68
Gender (female/male) 34/16 32/18 0.67
Affected side (L/R) 22/28 24/26 0.69
Preoperative Hb (g/dL) 13.3 ± 1.4 12.8 ± 1.7 0.34
Preoperative ROM 93.9 ± 18.9 92.3 ± 21.5 0.80
  1. L left, R right, Hb hemoglobin, ROM range of motion