Skip to main content

Table 3 Multivariable logistic regression model predicting long-stay designation by discharge destination

From: Clinical predictors of protracted length of stay in Ontario Complex Continuing Care hospitals

   Overall Community Discharge LTC Discharge
  Adjusted Odds Ratio (95% CI) P-Value Adjusted Odds Ratio (95% CI) P-Value Adjusted Odds Ratio (95% CI) P-Value
Demographics
 Female (ref = male)   0.90 (0.85–0.96) < 0.01 0.90 (0.83–0.97) 0.01 1.00 (0.90–1.12) 0.96
 Age (ref = 0–64) 65–74 0.68 (0.61–0.75) <.0001 0.69 (0.62–0.77) <.0001 0.52 (0.44–0.62) <.0001
75–84 0.60 (0.55–0.66) <.0001 0.51 (0.46–0.57) <.0001 0.38 (0.33–0.44) <.0001
85–94 0.52 (0.47–0.58) <.0001 0.43 (0.38–0.49) <.0001 0.30 (0.26–0.36) <.0001
95+ 0.56 (0.46–0.69) <.0001 0.29 (0.20–0.41) <.0001 0.35 (0.25–0.49) <.0001
Clinical Scales
 ADL Hierarchy Scale (ref = 0) 1–2 1.27 (1.08–1.50) < 0.01 1.59 (1.30–1.94) <.0001 1.36 (0.99–1.87) 0.06
3–4 2.11 (1.78–2.49) <.0001 3.01 (2.46–3.68) <.0001 1.76 (1.28–2.42) 0.0005
5–6 2.09 (1.76–2.48) <.0001 2.73 (2.22–3.36) <.0001 1.87 (1.35–2.59) 0.0002
 Cognitive performance scale (ref = 0) 1–2 1.33 (1.21–1.46) <.0001 1.08 (0.98–1.19) 0.12 0.94 (0.80–1.12) 0.51
3+ 1.60 (1.46–1.75) <.0001 1.23 (1.11–1.37) 0.0001 0.80 (0.67–0.94) 0.008
 CHESS [1] (ref = 0) 1–2 0.72 (0.66–0.77) <.0001 0.74 (0.67–0.81) <.0001 0.72 (0.63–0.82) <.0001
3+ 0.62 (0.57–0.69) <.0001 0.65 (0.57–0.74) <.0001 0.62 (0.53–0.73) <.0001
 Pressure ulcer risk scale (ref = 0) 1–2 1.06 (0.95–1.17) 0.28 1.21 (1.06–1.38) 0.006 1.08 (0.91–1.29) 0.38
3 1.33 (1.18–1.50) <.0001 1.72 (1.47–2.00) <.0001 1.21 (0.98–1.48) 0.08
4–5 1.49 (1.31–1.70) <.0001 2.07 (1.75–2.45) <.0001 1.28 (1.03–1.59) 0.03
5+ 2.00 (1.56–2.56) <.0001 2.95 (2.14–4.06) <.0001 1.54 (1.02–2.32) 0.04
 Aggressive behaviour scale (ref = 0) 1–4      1.32 (1.16–1.49) <.0001
5+      1.81 (1.50–2.17) <.0001
Health service utilization
 Hospital stays [2] (ref = 0) 1 stay 0.81 (0.75–0.87) <.0001 0.80 (0.72–0.88) <.0001 0.78 (0.69–0.89) 0.0002
2+ stays 0.66 (0.59–0.73) <.0001 0.63 (0.55–0.72) <.0001 0.63 (0.52–0.75) <.0001
 Emergency department visits [2] (ref = 0) 1 visit 0.85 (0.79–0.92) <.0001 0.95 (0.86–1.04) 0.23 0.77 (0.68–0.87) <.0001
2+ visits 0.70 (0.60–0.81) <.0001 0.77 (0.64–0.93) 0.006 0.65 (0.51–0.83) 0.0006
 Previous nursing home admission (ref = no)   0.82 (0.72–0.92) < 0.01    0.63 (0.52–0.76) <.0001
Health conditions
 Hemiplegia (ref = not present)   1.40 (1.27–1.54) <.0001 2.27 (2.04–2.53) <.0001 1.22 (1.05–1.43) 0.01
 Quadriplegia (ref = not present)   1.38 (1.07–1.79) 0.01    2.79 (1.73–4.49) <.0001
 Traumatic brain injury (ref = not present)   1.67 (1.38–2.02) <.0001 1.92 (1.52–2.42) <.0001 1.82 (1.36–2.44) <.0001
 Cancer (ref = not present)   0.78 (0.71–0.86) <.0001 0.80 (0.71–0.90) 0.0002   
 Aphasia (ref = not present)   1.50 (1.34–1.68) <.0001 1.22 (1.05–1.43) 0.01 1.89 (1.60–2.23) <.0001
 Antibiotic resistant infection (ref = not present)   1.43 (1.28–1.59) <.0001 1.55 (1.36–1.76) <.0001   
 HIV infection (ref = not present)   2.34 (1.48–3.69) 0.0003 2.95 (1.87–4.66) <.0001   
 Pneumonia (ref = not present)   0.82 (0.72–0.94) 0.004 0.73 (0.61–0.86) 0.0003   
 Unsteady gait (ref = not present)   0.74 (0.69–0.79) <.0001 0.70 (0.65–0.76) <.0001 0.79 (0.71–0.88) <.0001
Therapies
 Feeding tube (ref = no)   1.56 (1.37–1.78) <.0001 1.42 (1.20–1.68) <.0001 1.87 (1.53–2.29) <.0001
 Dialysis (ref = no)   1.54 (1.24–1.90) <.0001 1.57 (1.23–1.99) 0.0003   
 Psychological therapy [3] (ref = no)   1.64 (1.52–1.78) <.0001 1.47 (1.33–1.62) <.0001 1.70 (1.49–1.95) <.0001
 Tracheostomy, ventilator or respirator (ref = no)   1.89 (1.50–2.39) <.0001 2.11 (1.63–2.73) <.0001 2.07 (1.35–3.18) 0.0008
Discharge potential
 Desire to return to community (ref = no)   0.42 (0.39–0.45) <.0001 0.44 (0.40–0.49) <.0001 0.58 (0.51–0.65) <.0001
 Support person positive towards discharge (ref = no) 0.63 (0.58–0.68) <.0001 0.54 (0.48–0.61) <.0001 0.77 (0.68–0.87) <.0001
 C Statistic   0.76 0.77 0.74
  1. [1] Changes in Health, End-Stage Disease, Signs, and Symptoms Scale
  2. [2] In last 90 days
  3. [3] On 1+ days in last 7 days