Variable | Intervention group | Control group | ||||||||
Obs | Before | After | Obs | Before | After | |||||
Mean | SD | Mean | SD | Mean | SD | Mean | SD | |||
No of unscheduled hospital admissions & ED visits | 954 | 4.09 | 3.62 | 2.89 | 3.70 | 450 | 5.19 | 3.99 | 4.06 | 4.67 |
No of unscheduled hospital admissions (non-ED) | 954 | 3.10 | 3.06 | 2.16 | 2.91 | 450 | 3.91 | 3.34 | 3.12 | 3.84 |
No of ED visits | 954 | 1.01 | 1.31 | 0.73 | 1.40 | 450 | 1.29 | 1.59 | 0.95 | 1.47 |
Length of stay for unscheduled admissions | 954 | 9.87 | 14.41 | 6.83 | 12.43 | 450 | 13.68 | 20.75 | 9.77 | 15.15 |
Total cost from unscheduled admissions and ED visits only | 954 | 11 110 | 13 057 | 7455 | 10 876 | 450 | 16 447 | 20 127 | 11 771 | 15 769 |
Total cost for ED visits+scheduled and unscheduled admissions | 954 | 22 822 | 30 329 | 16 763 | 28 632 | 450 | 30 702 | 36 865 | 24 218 | 36 409 |
Personal characteristics* | ||||||||||
Female | 954 | 0.51 | 0.50 | 450 | 0.44 | 0.50 | ||||
Age group 16–24 | 954 | 0.09 | 0.29 | 450 | 0.10 | 0.31 | ||||
Age group 25–34 | 954 | 0.16 | 0.37 | 450 | 0.12 | 0.33 | ||||
Age group 35–44 | 954 | 0.17 | 0.37 | 450 | 0.16 | 0.37 | ||||
Age group 45–54 | 954 | 0.22 | 0.42 | 450 | 0.21 | 0.41 | ||||
Age group 55–64 | 954 | 0.16 | 0.37 | 450 | 0.23 | 0.42 | ||||
Age group 65–74 | 954 | 0.17 | 0.38 | 450 | 0.17 | 0.37 | ||||
Age group 75 up | 954 | 0.03 | 0.17 | 450 | 0.00 | 0.07 | ||||
SIMD Quintile 1 | 913 | 0.29 | 0.45 | 443 | 0.32 | 0.47 | ||||
SIMD Quintile 2 | 913 | 0.31 | 0.46 | 443 | 0.35 | 0.48 | ||||
SIMD Quintile 3 | 913 | 0.16 | 0.37 | 443 | 0.13 | 0.34 | ||||
SIMD Quintile 4 | 913 | 0.12 | 0.32 | 443 | 0.10 | 0.31 | ||||
SIMD Quintile 5 | 913 | 0.12 | 0.32 | 443 | 0.10 | 0.30 | ||||
SPARRA score at entry | 914 | 68.21 | 20.14 | 424 | 74.72 | 18.22 |
*We have access to the personal characteristics of the patients only once at the time they entered the intervention group (or the hypothetical intervention date for the control group), hence we do not present the numbers for the ‘after’ period.
ED, emergency department; SIMD, Scottish Index of Multiple Deprivation; SPARRA, Scottish Patients at Risk of Readmission and Admission.