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Analysing the Costs of Integrated Care: A Case on Model Selection for Chronic Care Purposes Cover

Analysing the Costs of Integrated Care: A Case on Model Selection for Chronic Care Purposes

Open Access
|Aug 2016

Figures & Tables

ijic-16-3-2422-g1.jpg
Figure 1

SSIBE healthcare services.

Table 1

Percent of population by morbidity burden.

Health Status0123456Total
1. Healthy32.65%16.95%0.26%0.31%1.50%51.69%*
2. History Of Significant Acute Disease4.65%0.54%0.16%1.31%6.66%**
3. Single Minor Chronic Disease6.67%2.10%8.77%
4. Minor Chronic Disease In Multiple Organ Systems1.07%0.17%1.01%0.48%2.73%
5. Single Dominant Or Moderate Chronic Disease9.16%2.79%0.75%0.05%0.09%0.01%12.85%
6. Significant Chronic Disease In Multiple Organ Systems6.75%3.12%2.52%1.73%0.64%0.09%14.86%
7. Dominant Chronic Disease In Three Or More Organ Systems0.29%0.26%0.60%0.16%0.12%0.03%1.47%
8. Dominant, Metastatic, And Complicated Malignancies0.06%0.19%0.23%0.15%0.03%0.66%
9. Catastrophic Conditions0.02%0.10%0.06%0.06%0.03%0.05%0.32%

[i] Cross-sectional data at 31/12/2012. N = 92,498 individuals.

Clinical Risk Groups classification system. ACRG3: Health Status & severity level.

* Healthy

1.0 Healthy

1.1 Healthy Non-User

1.2 Delivery without Other Significant Illness

1.4 Pregnancy without Delivery without Other Significant Illness

1.5 Evidence of Significant Chronic or Acute Diagnosis without Other Significant Illness

** History Of Significant Acute Disease

2.0 History Of Significant Acute Disease

2.2 Delivery with History of Significant Acute Illness

2.4 Pregnancy without Delivery with History of Significant Acute Illness

2.5 Evidence of Significant Chronic or Acute Diagnosis with History of Significant Acute Illness

ijic-16-3-2422-g2.jpg
Figure 2

Manning – Mullahy Algorithm.

Table 2

Algorithm results: Model choice for individuals with positive costs.

Service lineNkurtosisModelParkDistributionHosmer-Lemeshow (p-value)MAPE/100MEDAPE/100Pregibon link (p-value)Breusch Pagan (p-value)
1. Acute Outpatient33,9493.06GLM2.21Gamma0.09 (0.999)1.430.68–0.001 (0.926)
2. Acute inpatient7,4032.7SGLM2.17Gamma0.15 (0.999)4.700.75–0.002 (0.980)
3. Primary care72,5142.91GLM1.79Gamma56.33 (<0.001)1.070.51–0.117 (<0.001)
4. Pharmacy prescriptions61,6823.35Log-ols23.39 (<0.001)0.390.191,949.39 (<0.001)
5. High cost chronic prescriptions9472.31GLM1.00Poisson1.29 (0.233)20.201.030.005 (0.855)
6. Diagnostic tests42,2732.69GLM2.08Gamma2.22 (0.014)1.660.76–0.022 (0.162)
7. Accident & Emergencies19,9493.07GLM1.94Gamma1.02 (0.422)2.020.73–0.012 (0.526)
8. Total healthcare cost76,3603.40Log-ols46.12 (<0.001)0.140.101,227.20 (<0.001)
ijic-16-3-2422-g3.jpg
Figure 3

Impact of morbidity on resource consumption.

Table 3

Impact of Age and sex in resource consumption.

Service lineAgeSex (male)
1. Acute Outpatient1.0012*0.9786
2. Acute Inpatient1.00140.9641
3. Primary care0.9912*0.8925*
4. Pharmacy prescriptions1.0126*0.8503*
5. High cost chronic prescriptions0.9881*1.2182*
6. Diagnostic tests0.99930.8655*
7. Accident & Emergencies0.9973*0.9952
8. Total healthcare cost0.9952*0.8661*

[i] * p-value < 0.05.

DOI: https://doi.org/10.5334/ijic.2422 | Journal eISSN: 1568-4156
Language: English
Submitted on: Dec 15, 2015
Accepted on: Aug 3, 2016
Published on: Aug 19, 2016
Published by: Ubiquity Press
In partnership with: Paradigm Publishing Services
Publication frequency: 4 issues per year

© 2016 Marc Carreras, Inma Sánchez-Pérez, Pere Ibern, Jordi Coderch, José María Inoriza, published by Ubiquity Press
This work is licensed under the Creative Commons Attribution 4.0 License.