Skip to main content

Table 3 Factors with evidence to support a relation to length of stay up to 1 year

From: Factors associated with length of stay in care homes: a systematic review of international literature

Predictors Lowest ratio Highest ratio Strong evidence Moderate evidence Weak evidence
Clinical intervention—oxygen therapy 1.6 (1.4–1.8) HR (CI) 2.61 (1.30–5.21) OR (CI) X   
Age 1.02 (0.98–1.07) HR (CI) 3.05 HR   X  
Cancer 1.36 (1.21–1.53) HR (CI) 374 (174–804) OR (CI)   X  
Care home characteristics—nursing 1.14 (1.01–1.30) HR (CI) 1.48 (1.36–1.61) HR (CI)   X  
Feeding—appetite 1.39 (1.37–1.41) OR (CI) 2.16 (1.59–2.93) HR (CI)   X  
Gender—being femalea 0.49 (0.36–0.66) HR (CI) 2.10 (1.22–3.60) RR   X  
General health 1.1 OR 6.04 (4.19–8.71) OR (CI)   X  
Nutrition—low BMI or malnutrition 0.844 (0.766–0.930) HR (CI) 2.26 (1.56–3.28) RR (CI)   X  
Physical functioning 0.718 (0.644–0.801) HR (CI) 8.0 (2.2–47.8) OR (CI)   X  
Respiratory disorders/COPD 1.17 (1.04–1.33) HR (CI) 3.4 (1.3–8.8) OR (CI)   X  
Shortness of breath 1.5 (1.3–1.9) HR (CI) 2.69 (2.20–3.29) HR (CI)   X  
Admission source—hospital 0.81 (0.43–1.52) HR (CI) 2.02 (1.2–3.3) HR (CI)    X
Biochemical indicators 0.25 PCC 1.55 (1.12–2.13) OR (CI)    X
Cognitive function 0.8 OR 10.5 (1.02–1.08) HR (CI)    X
Falls and fracturesa 0.40 (0.21–0.74) OR (CI) 1.2 OR    X
Feeding—feeding tube or help with feeding or diet 0.7 OR 4.05 (1.40–1.73) HR (CI)    X
Incontinence or catheter use 0.93 RR 1.1 OR    X
Pressure ulcers 1.03 (1.00–1.06) HR (CI) 2.7 (1.37–5.1) OR (CI)    X
  1. Combined results of evidence rating for each factor identified: strong, moderate, weak and inconclusive evidence—limited to studies with 1 year follow-up or less
  2. aAssociated with longer length of stay