Case Control Study
Copyright ©The Author(s) 2015.
World J Orthop. Dec 18, 2015; 6(11): 970-976
Published online Dec 18, 2015. doi: 10.5312/wjo.v6.i11.970
Table 3 Postoperative mortality and morbidity
Postoperative outcomeES group(n = 49)DS group(n = 45)P value
Mortality0 (0)2 (4)0.23
Postoperative complications
Overall12280.02
Pneumonia25
Urinary tract infection711
Pressure sore02
Cardiac03
Thromboembolic complication22
Delirium15
ICU requirement19 (39)14 (31)0.39
LOS1, d7 ± 314 ± 9< 0.0001
PLOS16.1 ± 3.47.4 ± 7.80.28
Readmission1 (2)6 (13)0.052
One-year ambulation statusn = 49n = 43
Walk independently18 (37)7 (16)0.03
Walk with gait aid30 (61)33 (77)
Wheelchair0 (0)3 (7)