Table 6 Osteotomy information

Total osteotomy rate

56.7 % (n = 684)

Correlation between osteotomy and LOS

 LOS > 14 days in osteotomy group

37.6 % (257/684)

p = 0.075

 LOS > 14 days in non-osteotomy group

42.6 % (223/523)

Correlation between osteotomy and EBL

 EBL > 800ml in osteotomy group

22.4 % (153/684)

p = 0.036*

 EBL > 800ml in non-osteotomy group

17.4 % (91/523)

Correlation between osteotomy and medical cost

 Cost > 20,000USD in osteotomy group

20.0 % (137/684)

p = 0.059

 Cost > 20,000USD in non-osteotomy group

24.7 % (129/523)