Open Access
Tailoring integrated care services for high-risk patients with multiple chronic conditions: a risk stratification approach using cluster analysis
(BioMed Central, 2020) Bretos Azcona, Pablo Evaristo; Sánchez Iriso, Eduardo; Cabasés Hita, Juan Manuel; Economía; Ekonomia; Gobierno de Navarra / Nafarroako Gobernua
Background: The purpose of this study was to produce a risk stratification within a population of high-risk patients with multiple chronic conditions who are currently treated under a case management program and to explore the existence of different risk subgroups. Different care strategies were then suggested for healthcare reform according to the characteristics of each subgroup. Methods: All high-risk multimorbid patients from a case management program in the Navarra region of Spain were included in the study (n = 885). A 1-year mortality risk score was estimated for each patient by logistic regression. The population was then divided into subgroups according to the patients' estimated risk scores. We used cluster analysis to produce the stratification with Ward's linkage hierarchical algorithm. The characteristics of the resulting subgroups were analyzed, and post hoc pairwise tests were performed. Results: Three distinct risk strata were found, containing 45, 38 and 17% of patients. Age increased from cluster to cluster, and functional status, clinical severity, nursing needs and nutritional values deteriorated. Patients in cluster 1 had lower renal deterioration values, and patients in cluster 3 had higher rates of pressure skin ulcers, higher rates of cerebrovascular disease and dementia, and lower prevalence rates of chronic obstructive pulmonary disease. Conclusions: This study demonstrates the existence of distinct subgroups within a population of high-risk patients with multiple chronic conditions. Current case management integrated care programs use a uniform treatment strategy for patients who have diverse needs. Alternative treatment strategies should be considered to fit the needs of each patient subgroup.
Open Access
Actividad física y salud autopercibida en personas mayores de 50 años
(Universidad Autonoma de Madrid, 2017) Lera López, Fernando; Garrués Irisarri, Mirian; Ollo López, Andrea; Sánchez Iriso, Eduardo; Cabasés Hita, Juan Manuel; Sánchez-Santos, José Manuel; Economía; Ekonomia; Gestión de Empresas; Enpresen Kudeaketa
El propósito del estudio es analizar los posibles efectos de la actividad física sobre la salud autopercibida. Para ello, se encuestó a 765 personas entre 50-70 años durante 2012 en España. Se utilizó el cuestionario internacional de actividad física (IPAQ) para estimar el equivalente metabólico de la tarea (MET) total y en cuatro ámbitos: trabajo, ocio, hogar y desplazamientos. La salud auto-percibida se obtuvo de la escala visual analógica del EQ-5D-5L. Los resultados muestran que únicamente el gasto energético de actividad física en el tiempo de ocio incide positivamente en el nivel de salud percibido, el resto de ámbitos no tienen influencia significativa. Asimismo, la autopercepción de la salud es más negativa con mayor edad, menor nivel educativo y mayor frecuencia de uso de servicios sanitarios. En conclusión, la actividad física desarrollada en el tiempo libre podría plantearse como alternativa para mejorar la calidad de vida de los mayores.
Open Access
Self-perceived quality of life by institutionalised adults with cerebral palsy in Spain
(Elsevier, 2024) Nova Díaz, Diana Marcela; Errea Rodríguez, María; Cabasés Hita, Juan Manuel; Sánchez Iriso, Eduardo; Economía; Ekonomia; Universidad Pública de Navarra / Nafarroako Unibertisitate Publikoa
Objetivo: Evaluar la calidad de vida autopercibida de adultos con parálisis cerebral institucionalizados e identificar los factores que influyen en su bienestar, incluyendo características sociodemográficas, clínicas y diagnósticas, así como el grado de institucionalización. Método: Se realizó un estudio descriptivo transversal utilizando la Escala de Calidad de Vida de San Martín en adultos con parálisis cerebral. Los datos se recogieron en 2021 y 2022 en una muestra de adultos con parálisis cerebral de Navarra, España. ˜ Se utilizó regresión multivariante para explorar la relación entre la calidad de vida y diversos factores influyentes. Resultados: La dimensión de autodeterminación influyó positivamente en las puntuaciones de calidad de vida, en tanto que la dimensión de inclusión social tuvo el efecto contrario. Los análisis descriptivos y de regresión revelaron que factores como residir fuera de la ciudad y un alto grado de dependencia influían negativamente en la calidad de vida, mientras que el grado de institucionalización tenía un impacto positivo. Conclusiones: Es importante destacar los efectos positivos del grado de institucionalización sobre la rehabilitación y el bienestar, ya que este busca potenciar la autonomía y la integración social, cuando se habla de modelos de institucionalización centrados en el paciente.
Open Access
Health related quality of life of patients with generalized anxiety disorder
(2008) Cabasés Hita, Juan Manuel; Sánchez Iriso, Eduardo; Rovira i Forns, Joan; Economía; Ekonomia
Aims: To analyze the health-related quality of life of patients with Generalized Anxiety Disorder (GAD), with respect to the population at large and to a control group. The following goals are addressed: 1.- To determine what, if any, differences exist between the health status of patients diagnosed with GAD, the population in general and a group of control patients; 2.- To analyze the relation between the variables age, sex, and health status (as assessed by the patient’s GP) measured on the Hamilton anxiety scale, with the quality of life of the GAD patients and of the control group; 3.- To determine whether the variables age, sex, Hamilton scale values and index of quality of life influence the annual cost caused by the illness; 4.- To determine whether there are any differences in the evaluation of the same health status made by GAD patients and by the general population. This study forms part of a broader-ranging one (the ANCORA Study) set up to analyze Generalized Anxiety Disorder (GAD) and the costs and other burdens provoked by this illness in Spain. Material and Methods: Regression models were used to obtain the EQ-5D index of health state (EQindex) and to analyze the above-mentioned variables. The data on patients and on the costs of the illness are those registered in the ANCORA study. Results: The patients with GAD present a self-perceived level of health (EQ-5D) that is conspicuously below that corresponding to the general population, especially in three of the dimensions, namely usual activities, pain/discomfort and anxiety/depression. The mean value of the health index (EQindex) is ten points below that of the general population and that of the control group. Age was found to be negatively related to the health variables, as was a higher score on the Hamilton scale. For the group of patients with GAD, a worse perceived health state and a higher score on the Hamilton scale were associated with higher costs, although in the latter case the explicative power of the model is weak. Finally, the GAD patients assessed their health status more negatively than did the general population, with a visual analogue scale (VAS) result that was four points lower than that made by the general population.
Open Access
Valuing health using EQ-5D: the impact of chronic diseases on the stock of health
(Wiley, 2019) Sánchez Iriso, Eduardo; Errea Rodríguez, María; Cabasés Hita, Juan Manuel; Ekonomia; Institute for Advanced Research in Business and Economics - INARBE; Economía
Chronic diseases strongly affect individuals' health status. In aggregate terms, this impact is reflected by the stock of health, which measures the amount of health of a population in a given period of time. The objectives of this study were to measure the relative burden of chronic illnesses by assessing health-related quality of life using the EQ-5D-5L instrument, to rank diseases according to their associations with the stock of health, and to calculate the stock of health of the Spanish population and the amount of health loss attributable to each chronic disease from a social perspective. Data were gathered from the Spanish Health Survey (ENSE 2011–2012, N = 20,587). A population weighted least squares model was used. Chronic diseases represent 19.19% of the stock of health losses in Spain compared with a country free from those diseases. In Spain, the stock of health in 2011 was 31.86 million units on the visual analog scale. The diseases with the strongest impact in terms of loss of stock of health at the individual level were mental illness and embolism, stroke, or cerebral hemorrhage. Collectively, the diseases with the largest impact included osteoarthritis, arthritis, or rheumatism; chronic back pain; and high blood pressure.
Open Access
Costs and effectiveness of a syringe distribution and needle exchange programme for HIV prevention in a regional setting
(2002) Cabasés Hita, Juan Manuel; Sánchez Iriso, Eduardo; Economía; Ekonomia
Objective: To estimate the costs and effectiveness of a HIV prevention intervention consisting of distribution of an anti-Aids kit and needle exchange, in operation since 1993 in Navarra, Spain. Methods: Total costs of the programme, namely production, storage and distribution as well as management, are estimated getting a cost figure per sterile syringe distributed. Effectiveness, defined as the number of averted HIV infections among IDUs due to their injecting behaviour, is estimated as a function of the level of coverage of the programme, using a mathematical model. Results: The estimated number of averted HIV infections ranged from 7.59 (in 1995) to 1.23 (in 2000). Yearly incremental cost-effectiveness ratios (ICER) ranged from 8.331 (in 1994) to 44.287 (in 2000) euro per HIV infection averted. With estimated health care costs of treatment of an HIV infection of 99.371 euro, the programme has been cost saving along the whole period considered. One way sensitivity analysis for 5 uncertain parameters was performed. These were the number of active IDUs in the region, number of annual injections among IDUs with non sterile syringes, percentage of lost and unused syringes of the total provided, probability of HIV infection due to injecting behaviour, and life expectancy of HIV+ persons. The results confirm our findings. We conclude the programme has been cost saving from the health care system perspective.
Open Access
How the relationship between physical activity and health changes with age
(Springer, 2018-03-28) Lera López, Fernando; Ollo López, Andrea; Garrués Irisarri, Mirian; Cabasés Hita, Juan Manuel; Sánchez Iriso, Eduardo; Economía; Ekonomia; Gestión de Empresas; Enpresen Kudeaketa
In the context of age-related declines in physical activity (PA) and the dramatic increase in ageing populations in many countries, this paper sheds further light on the link between PA and self-perceived health (SPH) by examining whether the magnitude of this relationship is age specific. With a sample of 14,456 Spanish individuals aged 18–69, we estimated three levels of intensity in PA using the International Physical Activity Questionnaire. Individuals who did more PA per week showed higher levels of SPH (β = 0.28; 95% CI 0.24–0.32), and age moderated this relationship, with a positive effect over age 49. People aged 50–59 and 60–69 who practiced PA had higher probabilities of better SPH compared with those aged 40–49 (β = 0.14; 95% CI 0.04–0.24) and (β = 0.32; 95% CI 0.21–0.43), respectively. This association between PA and SPH also depended on the intensity of PA, especially for walking (β = 0.14; 95% CI 0.04–0.24). In particular, in comparison with people age 40–49, a statistically significant relationship with SPH was found among people age 50–59 who walked (β = 0.22; 95% CI 0.07–0.36) and people age 60–69 who did moderate PA (β = 0.38; 95% CI 0.23–0.54). This paper provides a major rationale for the design, organisation and implementation of public policies promoting PA and healthy ageing for different age groups.
Open Access
The economic and social burden of pediatric cerebral palsy in Spain: a cost-of-illness study
(Frontiers Media, 2025-07-23) Nova Díaz, Diana Marcela; Arana-Rivera, Paloma; Sánchez Iriso, Eduardo; Aguilera Albesa, Sergio; Ciencias de la Salud; Osasun Zientziak; Economía; Ekonomia; Universidad Pública de Navarra / Nafarroako Unibertsitate Publikoa; Gobierno de Navarra / Nafarroako Gobernua
Background: Cerebral palsy (CP) is the leading cause of motor disability in children and a lifelong condition with no cure, imposing a significant economic burden on families and healthcare systems. However, the economic impact of pediatric CP remains underexplored in Spain, hindering the development of costeective policies. Cost-of-illness (COI) studies are essential to quantify disease burden and guide resource allocation. This study aims to classify and estimate the economic and social costs of pediatric CP in Spain from a societal perspective, considering healthcare, government, and family burdens. Additionally, it evaluates the caregiving burden experienced by primary caregivers. Methods: A bottom–up, disease-specific COI study was conducted from a societal perspective using data from a population-based epidemiological registry of CP. Data collection included structured questionnaires and administrative records from regional healthcare and government sources, covering a 1-year period. The Zarit Burden Interview was used to assess caregiver burden. The study captures direct, indirect, and out-of-pocket costs, including productivity losses associated with caregiving. Results: The study included 148 children with CP (mean age: 9.72) and their primary caregivers (66% female, mean age: 42.97 years). Medical care costs averaged e3,801 (3.72%), while out-of-pocket expenses totalled e7,041 (6.89%), largely driven by complementary and alternative therapies used by 64% of families. Special education represented e8,932 (8.75%), whereas caregiver productivity losses were the largest component (e60,638; 59.37%). The mean annual societal cost per child was e102,135, over thirty times Spain’s mean per capita healthcare expenditure. However, using a conservative assumption that valued the caregiver’s time at the minimum wage, the social costs would be e70,190 per child. Children with severe motor impairment (GMFCS III–V) had nearly twice the cost of those with milder impairments (GMFCS I–II) (1.96; 95% CI: 1.92–2.01). Conclusions: The economic burden of pediatric CP is largely driven by caregiving and non-medical costs, highlighting gaps in financial and social support. These findings call for targeted policies to reduce caregiver strain and enhance funding for assistive services, improving equity in CP care. Additionally, comprehensive cost-eectiveness analyses are needed to guide resource allocation and ensure sustainable support strategies.
Open Access
Prostatic artery embolization versus transurethral resection of the prostate: a post hoc cost analysis of a randomized controlled clinical trial
(Springer Nature, 2021) Capdevila, Ferran; Insausti, Íñigo; Galbete Jiménez, Arkaitz; Sánchez Iriso, Eduardo; Montesino San Martín, Manuel; Estadística, Informática y Matemáticas; Estatistika, Informatika eta Matematika; Economía; Ekonomia
Purpose: to perform a post hoc analysis of patient-incurred costs in a randomized controlled clinical trial comparing prostatic artery embolization (PAE) and transurethral resection of the prostate (TURP). Materials and Methods: patients older than 60 years with indication of TURP were randomized to PAE or TURP procedure. After intervention and hospital discharge, patients were follow-up during 12 months The associated patient costs were categorized according to the study period: pre-intervention, intervention, hospitalization, and follow-up. Several items for both groups were analyzed within each study period. Results: the mean total costs per patient were lower for PAE (€ 3,192.87) than for TURP (€ 3,974.57), with this difference of € 781.70 being significant (p = 0.026). For most evaluated items, the mean costs were significantly higher for TURP. No significant differences were observed in the mean costs of PAE (€ 1,468.00) and TURP (€ 1,684.25) procedures (p = 0.061). However, the histopathology analysis, recovery room stay, and intraoperative laboratory analysis increased the interventional costs for TURP (€ 1,999.70) compared with PAE (€ 1,468.00) (p < 0.001). No cost differences were observed between PAE (€ 725.26) and TURP (€ 556.22) during the 12 months of follow-up (p = 0.605). None of patients required a repeat intervention during the study period. Conclusions: considering the short-term follow-up, PAE was associated with significantly lower costs compared with TURP. Future investigations in the context of routine clinical practice should be aimed at comparing the long-term effectiveness of both procedures and determining their cost-effectiveness.
Open Access
Instrumentos económicos para la priorización de pacientes en lista de espera: los modelos de elección discreta
(2006) Cabasés Hita, Juan Manuel; Sánchez Iriso, Eduardo; San Miguel Inza, Fernando; Economía; Ekonomia
Objetivos. Analizar cuáles deben ser los criterios clínicos y sociales en base a los cuales deben ser priorizados los pacientes en listas de espera quirúrgicas programadas. Métodos Se estima un modelo de elección discreta (MED) utilizando una muestra representativa de la población general de Navarra. La muestra fue seleccionada mediante muestreo aleatorio simple por cuotas de edad y sexo, estratificada por áreas y municipios de residencia de la población mayor de 18 años. La información obtenida fue analizada mediante métodos bayesianos. Resultados. Los individuos ordenan a los pacientes según el tiempo de espera, la gravedad de la enfermedad y el coste de la intervención. Es decir, los pacientes que más tiempo llevan esperando, con enfermedades más graves y cuyos tratamientos son más costosos deberían ser intervenidos antes. Conclusiones. Los resultados indican que los tiempos de espera no deberían ser la única variable utilizada para la priorización de pacientes en las listas de espera. Un resultado interesante que deberá ser analizado en el futuro es la importancia otorgada al coste de la intervención. Los resultados reflejan también el potencial de los MED para crear mecanismos de priorización de pacientes en las listas de espera