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Table 3 Associations of rates per hospital of ‘acute geriatric care’ (AGC) and of ‘transfers to subacute geriatric rehabilitation’ (TSR) with care home admission and death in patients with hip fracture aged 80 years and older

From: Association of two geriatric treatment systems on care home admission and mortality in patients with hip fracture

 

Care home admission

Death

Rate of acute geriatric care (AGC)a

n (%)

IR (95% CI)c

IR (95% CI)d

n (%)

IR (95% CI)c

IR (95% CI)d

-None

1029 (19.9)

0.94 (0.87–1.00)

0.99 (0.91–1.07)

1061 (20.5)

1.16 (1.08–1.24)

1.20 (1.11–1.31)

-Medium

2145 (20.7)

0.95 (0.90–1.01)

0.99 (0.93–1.06)

2013 (19.4)

1.08 (1.02–1.15)

1.12 (1.05–1.20)

-High

1644 (21.9)

1.00 (reference)

1.00 (reference)

1325 (17.6)

1.00 (reference)

1.00 (reference)

Rate of transfer to subacute rehabilitation (TSR)b

  

IR (95% CI)e

  

IR (95% CI)e

-Low

1549 (22.9)

1.08 (1.02–1.15)

1.08 (1.00–1.16)

1272 (18.8)

1.01 (0.94–1.08)

1.10 (1.02–1.19)

-Medium

1544 (20.1)

0.96 (0.91–1.02)

0.96 (0.90–1.02)

1571 (20.5)

1.07 (1.01–1.14)

1.08 (1.02–1.15)

-High

1725 (20.0)

1.00 (reference)

1.00 (reference)

1556 (18.1)

1.00 (reference)

1.00 (reference)

  1. aRate of acute geriatric care (OPS 8–550): None: 0%; Medium: > 0 to ≤ 48.8%; High: > 48.8%
  2. bRate of transfers to subacute rehabilitation: Low: < 18.6%; Medium: 18.6 to 43.6%; High: > 43.6%
  3. IR Incidence ratio accounting for clustering of patients within hospital by multi-level modelling, CI Confidence interval
  4. cAdjusted for age, sex, care need the day before the fracture, number of hip fracture patients/hospital/year, days from hospital admission to surgery, and medication-based co-morbidity score
  5. dAdjusted for age, sex, care need the day before the fracture, number of hip fracture patients/hospital/year, days from hospital admission to surgery, medication-based co-morbidity score, and frequency category of patients per hospital transferred to subacute rehabilitation
  6. eAdjusted for age, sex, care need the day before the fracture, number of hip fracture patients/hospital/year, days from hospital admission to surgery, medication-based co-morbidity score, and frequency category of patients per hospital with acute geriatric care