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Clinical Prediction Rules of Tanaka et al for a Decline in ADL at 6 Months After Hip Fracture Surgery: Model Based on Postsurgical Data

Description

Tanaka et al reported clinical decision rules for disability at 6 months after a hip fracture. One model was based on information 2 weeks after surgery. The authors are from Hiroshima International University, Saiseikaikure Hospital and Chugokurosai Hospital in Japan.


Patient selection: hip fracture (proximal femur)

 

Outcome: activities of daily living (ADL) at 6 months after repair

 

Model: CART (classification and regression tree)

 

Parameters:

(1) chair transfer during second week after surgery

(2) ambulation during second week after surgery (0 immobile or less than 50 years; 5 wheelchair independent including coroners, > 50 years; 10 walks with help of 1 person; 15 independent with or without walking aid)

(3) age in years

 

Chair Transfer

Ambulation

Age

Worse ADL at 6 months

15 (independent)

NA

NA

16.7%

< 15

>= 5

< 83

30%

< 15

>= 5

>= 83

66.7%

< 15

< 5

NA

81.3%

 


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