Table 3 Logistic regression of institutionalization at 6–12 months after index admission for hip fracture on post-fracture rehabilitation setting ^a

Rehabilitation outside institution (vs. in institution)

0.26 ***

(0.16, 0.43)

0.31 ***

(0.18, 0.53)

0.43 **

(0.24, 0.77)

0.42 **

(0.23, 0.76)

Male (vs. female)

1.15

(0.69, 1.92)

1.12

(0.67, 1.89)

1.08

(0.62, 1.87)

Age (years)

1.08 ***

(1.05, 1.11)

1.07 ***

(1.04, 1.10)

1.08 ***

(1.04, 1.11)

One or more comorbidities (vs. none)

1.54

(0.85, 2.80)

1.61

(0.88, 2.93)

1.67

(0.92, 3.05)

HF diagnosis:

  Fracture of neck of femur

1.00

1.00

1.00

  Pertrochanteric fracture

1.16

(0.75, 1.78)

1.06

(0.68, 1.66)

1.08

(0.68, 1.70)

  Subtrochanteric fracture

1.33

(0.52, 3.44)

1.25

(0.46, 3.40)

1.31

(0.47, 3.69)

  Other ^d

0.87

(0.37, 2.03)

0.78

(0.32, 1.91)

0.76

(0.30, 1.90)

P-ADL dependency: ^e

  Low dependency:

1.00

1.00

1.00

  High dependency

1.12

(0.52, 2.40)

1.11

(0.51, 2.41)

1.08

(0.49, 2.37)

  Not assessed

0.67

(0.18, 2.43)

0.70

(0.19, 2.62)

0.60

(0.15, 2.39)

I-ADL dependency: ^e

  Low dependency

1.00

1.00

1.00

  High dependency

0.70

(0.21, 2.27)

0.61

(0.19, 2.00)

0.56

(0.17, 1.85)

  Not assessed

1.73

(0.37, 8.23)

1.55

(0.32, 7.54)

1.64

(0.32, 8.25)

Need for help with social participation: ^e

  Low dependency

1.00

1.00

1.00

  High dependency

1.65

(0.63, 4.34)

1.53

(0.57, 4.09)

1.70

(0.63, 4.59)

  Not assessed

1.76

(0.85, 3.64)

1.67

(0.80, 3.50)

1.66

(0.78, 3.53)

Need for help with memory: ^e

  Low dependency

1.00

1.00

1.00

  High dependency

5.36 ***

(2.26, 12.71)

4.74 ***

(1.96, 11.44)

5.38 ***

(2.17, 13.36)

  Not assessed

1.12

(0.51, 2.46)

1.18

(0.53, 2.63)

1.14

(0.50, 2.59)

  LOS (days) ^f

1.01

(0.98, 1.05)

1.02

(0.98, 1.06)

  Healthcare use index score ^g

2.15 ***

(1.55, 2.98)

2.18 ***

(1.56, 3.04)

Education: ^h

  Primary education

1.00

  Secondary education

1.32

(0.79, 2.22)

  Tertiary education

1.56

(0.76, 3.22)

Income (in NOK): ⁱ

  100,000-199,999

1.14

(0.65, 2.00)

  200,000-299,999

1.00

  300,000-399,999

1.54

(0.86, 2.78)

  400,000+

1.07

(0.50, 2.28)

Wealth (in NOK): ⁱ

  ≤ 0

0.94

(0.02, 49.79)

  1-199,999

1.75

(0.84, 3.64)

  200,000-499,999

1.41

(0.73, 2.73)

  500,000-999,999

0.74

(0.41, 1.33)

  1,000,000+

1.00

  Pseudo R²

0.080

0.180

0.212

0.227

  AIC

698.8

654.2

634.9

642.1

  BIC

765.0

782.3

771.8

818.8

  AUC

0.69

0.78

0.80

0.81

  Observations

612

612

612

612