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. Author manuscript; available in PMC: 2019 Jul 5.
Published in final edited form as: J Am Med Dir Assoc. 2017 Aug 31;18(12):1082–1086. doi: 10.1016/j.jamda.2017.07.005

Table 3.

Association between Frailty and Postoperative and 30-day Outcomes

Outcomes Variable Total
N=175
Robust
N= 29
Prefrail
N=73
Frail
N=73
P-Value
Unadjusted Adjusteda

Length of stay, mean (SD) (days) 5.5 (3.4) 4.2 (1.7) 5.0 (3.0) 7.1 (5.7) <0.001 0.002

Length of stay ≥ 6 days, n (%) 127 (72.6) 15 (51.7) 46 (63) 66 (90.4) <0.001 <0.001

Any complication, n (%) 49 (28) 1 (3.4) 19 (26) 29 (39.7) 0.001 0.03

Unplanned ICU admission, n (%) 13 (7.4) 0 6 (8.2) 7 (9.6) 0.24 0.98

Discharged home, n (%) 15 (8.6) 9 (31) 3 (4.2) 3 (4.1) <0.001l 0.01

Orthopedic follow-up, n (%) 147 (84) 29 (100) 67 (91.8) 51 (71.8) <0.001 0.02

30-day readmission, n (%) 20 (11.4) 2 (6.9) 9 (12.5) 9 (12.5) 0.69 0.96

30-day mortality, n (%) 5 (2.9) 0 1 (1.4) 4 (5.5) 0.20 0.43
a

Adjusted by age, gender and Charlson index