Probability of admission in 6 mths | Cost of admission over 6 mths | |||||||
---|---|---|---|---|---|---|---|---|
N=5624 | N=1392 | |||||||
95% CI | 95% CI | |||||||
Regressors | OR | Lower bound | Upper bound | p Value | Exp (b) | Lower bound | Upper bound | p Value |
MMSE | 0.93 | 0.89 | 0.97 | <0.01 | 1.01 | 0.97 | 1.05 | 0.56 |
MMSE (squared) | 1.00 | 1.00 | 1.00 | 0.17 | 1.00 | 1.00 | 1.00 | 0.08 |
Year (Ref: 2006 or earlier) | ||||||||
2007 | 1.08 | 0.87 | 1.34 | 0.49 | 0.99 | 0.80 | 1.21 | 0.89 |
2008 | 1.22 | 0.99 | 1.51 | 0.06 | 0.97 | 0.80 | 1.19 | 0.76 |
2009 | 1.12 | 0.90 | 1.38 | 0.31 | 0.87 | 0.71 | 1.06 | 0.17 |
2010 or later | 1.03 | 0.85 | 1.27 | 0.74 | 0.86 | 0.71 | 1.05 | 0.13 |
Prior 12m General hospital inpatient care (Ref: No history) | 2.14 | 1.87 | 2.45 | <0.01 | 1.19 | 1.06 | 1.35 | <0.01 |
Prior 12m Mental health inpatient care (Ref: No history) | 2.15 | 1.35 | 3.41 | <0.01 | 2.89 | 2.30 | 3.64 | <0.01 |
Age | 1.03 | 1.02 | 1.04 | <0.01 | 1.00 | 0.99 | 1.01 | 0.52 |
Gender (0=female; 1=male) | 1.31 | 1.12 | 1.53 | <0.01 | 0.99 | 0.86 | 1.14 | 0.90 |
Ethnicity (Ref: White) | ||||||||
Caribbean/African | 0.65 | 0.51 | 0.82 | <0.01 | 0.76 | 0.61 | 0.95 | 0.02 |
East/South Asian | 0.56 | 0.36 | 0.90 | 0.01 | 1.35 | 0.88 | 2.07 | 0.17 |
Mixed/Unknown | 1.07 | 0.74 | 1.55 | 0.71 | 0.78 | 0.57 | 1.08 | 0.14 |
Partner (Ref: No partner) | 0.79 | 0.67 | 0.93 | <0.01 | 0.86 | 0.74 | 1.01 | 0.06 |
Living alone (Ref: Not) | 1.34 | 1.13 | 1.58 | <0.01 | 1.20 | 1.05 | 1.37 | 0.01 |
Living conditions (HoNOS11) | ||||||||
Minor problems only | 1.43 | 1.19 | 1.73 | <0.01 | 1.27 | 1.08 | 1.49 | <0.01 |
Significant problems | 1.89 | 1.50 | 2.38 | <0.01 | 1.34 | 1.13 | 1.60 | <0.01 |
ADL (HoNOS10) | ||||||||
Minor problems only | 1.16 | 0.93 | 1.45 | 0.18 | 1.09 | 0.85 | 1.41 | 0.49 |
Significant problems | 1.29 | 1.05 | 1.60 | 0.02 | 1.10 | 0.87 | 1.38 | 0.42 |
Physical illness (HoNOS5) | ||||||||
Minor problems only | 1.30 | 1.09 | 1.56 | <0.01 | 1.08 | 0.90 | 1.29 | 0.41 |
Significant problems | 2.05 | 1.56 | 2.44 | <0.01 | 1.09 | 0.91 | 1.29 | 0.36 |
Agitated (HoNOS1) | ||||||||
Minor problems only | 1.26 | 1.06 | 1.51 | 0.01 | 1.13 | 0.97 | 1.30 | 0.11 |
Significant problems | 1.97 | 1.59 | 2.42 | <0.01 | 1.54 | 1.32 | 1.81 | <0.01 |
Depression (HoNOS7) | ||||||||
Minor problems only | 0.91 | 0.77 | 1.07 | 0.24 | 1.07 | 0.92 | 1.24 | 0.37 |
Significant problems | 1.52 | 1.22 | 1.90 | <0.01 | 1.31 | 1.09 | 1.58 | <0.01 |
Relationship (HoNOS9) | ||||||||
Minor problems only | 1.07 | 0.89 | 1.27 | 0.47 | 1.09 | 0.94 | 1.28 | 0.25 |
Significant problems | 1.10 | 0.88 | 1.37 | 0.40 | 1.13 | 0.95 | 1.33 | 0.16 |
Constant term | 0.02 | 0.01 | 0.06 | <0.01 | 9704.3 | 4157.3 | 22 653 | <0.01 |
Reference group for all HoNOS variables: no problem. Exp(b) estimate is a ratio of expected cost, which can be interpreted as the percentage change in estimated costs (=100×[exp(b)−1]) for each unit change in an independent variable.
HoNOS, Health of the Nation Outcome Scale; MMSE, Mini-Mental State Examination.