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Table 3 Predictors of fall-related hospitalisations within 365 days of entry into permanent residential aged carea

From: The risk of fall-related hospitalisations at entry into permanent residential aged care

Variables

sHR

95%CI

P-value

Time trend, years

1.07

1.05–1.09

< 0.001

Age (per 1 year increment)

1.02

1.02–1.03

< 0.001

Men vs Women

1.00

0.94–1.08

0.900

Facility Remoteness

 Inner Regional vs Major Cities

0.80

0.72–0.91

< 0.001

 Outer Regional vs Major Cities

0.93

0.80–1.07

0.300

 Remote or Very Remote vs Major Cities

0.91

0.61–1.35

0.640

History of Fractures (yes vs no)

1.28

1.15–1.41

< 0.001

History of Falls (yes vs no)

1.30

1.20–1.42

< 0.001

Dementia (yes vs no)

1.36

1.24–1.50

< 0.001

Osteoporosis (yes vs no)

1.13

1.03–1.25

0.013

Normalised Weighted ROSA Frailty Index Category

 [0.2–0.4) vs [0–0.2)

0.79

0.65–0.96

0.019

 [0.4–0.6) vs [0–0.2)

0.76

0.62–0.93

0.007

 [0.6–0.8) vs [0–0.2)

0.71

0.57–0.89

0.003

 [0.8–1.0] vs [0–0.2)

0.47

ND

0.870

Rx-Risk-V Co-morbidity Category

 2–3 vs 0–1

0.99

0.84–1.17

0.900

 4–5 vs 0–1

1.11

0.94–1.30

0.210

 6–8 vs 0–1

1.07

0.90–1.28

0.440

 9+ vs 0–1

1.14

0.95–1.37

0.170

Vitamin K Antagonists (ATC Code B01AA) (yes vs no)

1.30

1.17–1.45

< 0.001

SSRI (ATC Code N06AB) (yes vs no)

1.15

1.04–1.27

0.007

Activities of Daily Living Level

 No or minimal vs Severe impairment

1.01

0.56–1.83

0.970

 Mild vs Severe impairment

0.99

0.80–1.22

0.930

 Moderate vs Severe impairment

1.02

0.88–1.18

0.810

Behavioural Daily Living Level

 No or minimal vs Severe impairment

0.93

0.78–1.11

0.440

 Mild vs Severe impairment

0.89

0.78–1.00

0.059

 Moderate vs Severe impairment

0.92

0.84–1.01

0.077

Complex Health Care (CHC) Needs Level

 No vs ≥10 CHC procedures needed

1.02

0.87–1.20

0.820

 1–4 vs ≥10 CHC procedures needed

1.07

0.97–1.18

0.150

 5–9 vs ≥10 CHC procedures needed

1.11

1.01–1.22

0.026

Nutrition Rating

 A best vs D worst

1.57

1.27–1.94

< 0.001

 B vs D worst

1.46

1.22–1.74

< 0.001

 C vs D worst

1.59

1.40–1.81

< 0.001

Mobility Rating

 A best vs D worst

0.74

0.53–1.04

0.088

 B vs D worst

0.92

0.74–1.14

0.450

 C vs D worst

0.99

0.85–1.15

0.880

Cognitive Rating

 A best vs D worst

0.63

0.53–0.75

< 0.001

 B vs D worst

0.78

0.69–0.88

< 0.001

 C vs D worst

0.80

0.71–0.89

< 0.001

Wandering Rating

 A best vs D worst

0.88

0.78–1.00

0.053

 B vs D worst

1.09

0.93–1.26

0.290

 C vs D worst

1.04

0.87–1.23

0.690

Depression and Dysthymia Rating

 A best vs D worst

0.92

0.81–1.05

0.200

 B vs D worst

0.98

0.86–1.11

0.710

 C vs D worst

1.07

0.94–1.23

0.310

Number of Unplanned Hospitalisations (year prior)

 1 vs 0

1.30

1.10–1.52

0.002

 2–4 vs 0

1.45

1.21–1.75

< 0.001

 5+ vs 0

1.90

1.51–2.39

< 0.001

Number of ED Presentations (year prior)

 1 vs 0

1.07

0.95–1.20

0.270

 2–4 vs 0

1.29

1.13–1.48

< 0.001

 5+ vs 0

1.28

1.06–1.54

0.011

Number of Unplanned Potentially Preventable Hospitalisations (year prior)

 

–

–

 1 vs 0

0.97

0.87–1.09

0.630

 2–4 vs 0

0.85

0.72–1.02

0.082

 5+ vs 0

0.23

0.02–2.75

0.250

Days Between Last Unplanned Hospitalisation and Entry into PRAC

 0–20 vs 151+

0.72

0.62–0.84

< 0.001

 21–100 vs 151+

0.80

0.71–0.90

< 0.001

 101–150 vs 151+

0.75

0.63–0.90

0.002

Number of GP Attendances (year prior)

 1–5 vs 0

1.59

1.13–2.22

0.007

 6–15 vs 0

1.75

1.25–2.45

0.001

 16+ vs 0

1.99

1.41–2.83

< 0.001

Number of GP Management, Multidisciplinary/Team Care Plans (year prior)

 1 vs 0

1.03

0.91–1.18

0.610

 2–4 vs 0

1.00

0.92–1.09

0.980

 5+ vs 0

1.04

0.81–1.33

0.770

Number of 75+ Health Assessments (year prior)

 1 vs 0

1.08

0.98–1.19

0.130

 2+ vs 0

0.99

0.69–1.43

0.970

  1. sHR Subdistribution hazard ratio, CI Confidence intervals, ROSA Registry of Senior Australians, ATC Anatomical, Therapeutic and Chemical classification codes, GP General practitioners, ED Emergency department, MBS Medicare Benefits Schedule, ND Not defined, confidence interval not defined due to inflated standard error
  2. aN = 30,808 included in models. 1508 (4.7%) of cohort not included due to missing data