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Journal of Experimental Orthopaedics

Table 7 Relationship between IKDC subjective score and Ahlbäck grade

From: Preoperative Ahlbäck radiographic classification grade significantly influences clinical outcomes of double level osteotomy for osteoarthritic knees with severe varus deformity

Ahlbäck grade

Preoperative IKDC

Postoperative 2-year IKDC

1

36.0 ± 12.4

70.9 ± 16.5

2

30.3 ± 13.0

70.5 ± 11.5

3

32.3 ± 14.5

63.5 ± 15.5

4

22.7 ± 14.0

62.6 ± 16.8

  1. No significant differences in postoperative 2-year IKDC between Ahlbäck grades
  2. IKDC: International Knee Documentation Committee
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