All Stories

  1. Beyond the Ground Truth, XGBoost Model Applied to Sleep Spindle Event Detection

    Article • IEEE Journal of Biomedical and Health Informatics, July 2025, Institute of Electrical & Electronics Engineers (IEEE)

    felix del Campo

  2. From sleep medicine to medicine during sleep

    Article • Physiological Measurement, December 2021, Institute of Physics Publishing

    felix del Campo, Dr Thomas Penzel

  3. Ensemble-learning regression to estimate sleep apnea severity using at-home oximetry in adults

    Article • Applied Soft Computing, November 2021, Elsevier

    felix del Campo

  4. Erratum: Martín-Montero et al. Bispectral Analysis of Heart Rate Variability to Characterize and Help Diagnose Pediatric Sleep Apnea. Entropy 2021, 23, 1016

    Article • Entropy, October 2021, MDPI AG

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  5. A Convolutional Neural Network Architecture to Enhance Oximetry Ability to Diagnose Pediatric Obstructive Sleep Apnea

    Article • IEEE Journal of Biomedical and Health Informatics, August 2021, Institute of Electrical & Electronics Engineers (IEEE)

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  6. Machine learning for nocturnal diagnosis of chronic obstructive pulmonary disease using digital oximetry biomarkers

    Article • Physiological Measurement, May 2021, Institute of Physics Publishing

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  7. Reliability of machine learning to diagnose pediatric obstructive sleep apnea: Systematic review and meta‐analysis

    Article • Pediatric Pulmonology, April 2021, Wiley

    felix del Campo

  8. Wavelet Analysis of Overnight Airflow to Detect Obstructive Sleep Apnea in Children

    Article • Sensors, February 2021, MDPI AG

    felix del Campo

  9. Digital oximetry biomarkers for assessing respiratory function: standards of measurement, physiological interpretation, and clinical use

    Article • npj Digital Medicine, January 2021, Springer Science + Business Media

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  10. Assessment of Nocturnal Autonomic Cardiac Imbalance in Positional Obstructive Sleep Apnea. A Multiscale Nonlinear Approach

    Article • Entropy, December 2020, MDPI AG

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  11. Assessment of Airflow and Oximetry Signals to Detect Pediatric Sleep Apnea-Hypopnea Syndrome Using AdaBoost

    Article • Entropy, June 2020, MDPI AG

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  12. Influence of Chronic Obstructive Pulmonary Disease and Moderate-To-Severe Sleep Apnoea in Overnight Cardiac Autonomic Modulation: Time, Frequency and Non-Linear Analyses

    Article • Entropy, April 2019, MDPI AG

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  13. Evaluation of Machine-Learning Approaches to Estimate Sleep Apnea Severity From At-Home Oximetry Recordings

    Article • IEEE Journal of Biomedical and Health Informatics, March 2019, Institute of Electrical & Electronics Engineers (IEEE)

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  14. Wavelet analysis of oximetry recordings to assist in the automated detection of moderate-to-severe pediatric sleep apnea-hypopnea syndrome

    Article • PLOS One, December 2018, PLOS

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  15. Detrended fluctuation analysis of the oximetry signal to assist in paediatric sleep apnoea–hypopnoea syndrome diagnosis

    Article • Physiological Measurement, November 2018, Institute of Physics Publishing

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  16. Symbolic dynamics to enhance diagnostic ability of portable oximetry from the Phone Oximeter in the detection of paediatric sleep apnoea

    Article • Physiological Measurement, October 2018, Institute of Physics Publishing

    Professor J Mark Ansermino, felix del Campo

  17. Oximetry use in obstructive sleep apnea

    Article • Expert Review of Respiratory Medicine, July 2018, Taylor & Francis

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  18. Assessment of oximetry-based statistical classifiers as simplified screening tools in the management of childhood obstructive sleep apnea

    Article • Sleep And Breathing, February 2018, Springer Science + Business Media

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  19. Assessment of automated analysis of portable oximetry as a screening test for moderate-to-severe sleep apnea in patients with chronic obstructive pulmonary disease

    Article • PLOS One, November 2017, PLOS

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  20. Irregularity and Variability Analysis of Airflow Recordings to Facilitate the Diagnosis of Paediatric Sleep Apnoea-Hypopnoea Syndrome

    Article • Entropy, August 2017, MDPI AG

    felix del Campo

  21. A Bayesian neural network approach to compare the spectral information from nasal pressure and thermistor airflow in the automatic sleep apnea severity estimation

    Article • July 2017, Institute of Electrical & Electronics Engineers (IEEE)

    felix del Campo

  22. Usefulness of discrete wavelet transform in the analysis of oximetry signals to assist in childhood sleep apnea-hypopnea syndrome diagnosis

    Article • July 2017, Institute of Electrical & Electronics Engineers (IEEE)

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  23. Multiscale Entropy Analysis of Unattended Oximetric Recordings to Assist in the Screening of Paediatric Sleep Apnoea at Home

    Article • Entropy, June 2017, MDPI AG

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  24. Automated Screening of Children With Obstructive Sleep Apnea Using Nocturnal Oximetry: An Alternative to Respiratory Polygraphy in Unattended Settings

    Article • Journal of Clinical Sleep Medicine, May 2017, American Academy of Sleep Medicine (AASM)

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  25. Automated analysis of unattended portable oximetry by means of Bayesian neural networks to assist in the diagnosis of sleep apnea

    Article • April 2016, Institute of Electrical & Electronics Engineers (IEEE)

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  26. Multi-class adaboost to detect Sleep Apnea-Hypopnea Syndrome severity from oximetry recordings obtained at home

    Article • April 2016, Institute of Electrical & Electronics Engineers (IEEE)

    felix del Campo

  27. Regularity analysis of nocturnal oximetry recordings to assist in the diagnosis of sleep apnoea syndrome

    Article • Medical Engineering & Physics, March 2016, Elsevier

    felix del Campo

  28. Utility of AdaBoost to Detect Sleep Apnea-Hypopnea Syndrome From Single-Channel Airflow

    Article • IEEE Transactions on Biomedical Engineering, March 2016, Institute of Electrical & Electronics Engineers (IEEE)

    felix del Campo

  29. Long-term adherence to continuous positive airway pressure therapy in non-sleepy sleep apnea patients

    Article • Sleep Medicine, January 2016, Elsevier

    felix del Campo

  30. A Bayesian cost-effectiveness analysis of a telemedicine-based strategy for the management of sleep apnoea: a multicentre randomised controlled trial

    Article • Thorax, August 2015, BMJ

    felix del Campo

  31. Analysis and classification of oximetry recordings to predict obstructive sleep apnea severity in children

    Article • August 2015, Institute of Electrical & Electronics Engineers (IEEE)

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  32. Automated analysis of nocturnal oximetry as screening tool for childhood obstructive sleep apnea-hypopnea syndrome

    Article • August 2015, Institute of Electrical & Electronics Engineers (IEEE)

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  33. Positive airway pressure and electrical stimulation methods for obstructive sleep apnea treatment: a patent review (2005 – 2014)

    Article • Expert Opinion on Therapeutic Patents, June 2015, Informa Healthcare

    felix del Campo

  34. Accidentes laborales, absentismo y productividad en pacientes con apneas del sueño. ¿Futuro condicionante del puesto de trabajo?

    Article • Archivos de Bronconeumología, May 2015, Elsevier

    felix del Campo

  35. Diagnosis of pediatric obstructive sleep apnea: Preliminary findings using automatic analysis of airflow and oximetry recordings obtained at patients’ home

    Article • Biomedical Signal Processing and Control, April 2015, Elsevier

    felix del Campo

  36. Assessment of Time and Frequency Domain Entropies to Detect Sleep Apnoea in Heart Rate Variability Recordings from Men and Women

    Article • Entropy, January 2015, MDPI AG

    felix del Campo

  37. Hepcidin: inflammation versus hypoxia

    Article • Sleep And Breathing, September 2014, Springer Science + Business Media

    felix del Campo

  38. Exploring the spectral information of airflow recordings to help in pediatric Obstructive Sleep Apnea-Hypopnea Syndrome diagnosis

    Article • August 2014, Institute of Electrical & Electronics Engineers (IEEE)

    felix del Campo

  39. Statistical and nonlinear analysis of oximetry from respiratory polygraphy to assist in the diagnosis of Sleep Apnea in children

    Article • August 2014, Institute of Electrical & Electronics Engineers (IEEE)

    felix del Campo

  40. Obstructive sleep apnea is associated with cancer mortality in younger patients

    Article • Sleep Medicine, July 2014, Elsevier

    felix del Campo

  41. AdaBoost Classification to Detect Sleep Apnea from Airflow Recordings

    Article • January 2014, Springer Science + Business Media

    felix del Campo

  42. Applying Variable Ranking to Oximetric Recordings in Sleep Apnea Diagnosis

    Article • January 2014, Springer Science + Business Media

    felix del Campo

  43. Classification Methods from Heart Rate Variability to Assist in SAHS Diagnosis

    Article • January 2014, Springer Science + Business Media

    felix del Campo

  44. Sleep Apnea and Cardiovascular Diseases

    Article • Pulmonary Medicine, January 2014, Hindawi Publishing Corporation

    felix del Campo

  45. ASSESSMENT OF FEATURE SELECTION AND CLASSIFICATION APPROACHES TO ENHANCE INFORMATION FROM OVERNIGHT OXIMETRY IN THE CONTEXT OF APNEA DIAGNOSIS

    Article • International Journal of Neural Systems, October 2013, World Scientific Pub Co Pte Lt

    Dr Thomas Penzel, felix del Campo

  46. Pattern recognition in airflow recordings to assist in the sleep apnoea–hypopnoea syndrome diagnosis

    Article • Medical & Biological Engineering & Computing, September 2013, Springer Science + Business Media

    felix del Campo

  47. Espirometría

    Article • Archivos de Bronconeumología, September 2013, Elsevier

    Professor Felip Burgos, felix del Campo

  48. Assessment of spectral bands of interest in airflow signal to assist in sleep apnea-hypopnea syndrome diagnosis

    Article • July 2013, Institute of Electrical & Electronics Engineers (IEEE)

    felix del Campo

  49. Association between Obstructive Sleep Apnea and Cancer Incidence in a Large Multicenter Spanish Cohort

    Article • American Review of Respiratory Disease, January 2013, American Thoracic Society

    felix del Campo

  50. Feature selection from nocturnal oximetry using genetic algorithms to assist in obstructive sleep apnoea diagnosis

    Article • Medical Engineering & Physics, October 2012, Elsevier

    felix del Campo

  51. Sleep apnea and pregnancy. An association worthy of study

    Article • Sleep And Breathing, August 2012, Springer Science + Business Media

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  52. Apnea-hypopnea index estimation from spectral analysis of airflow recordings

    Article • August 2012, Institute of Electrical & Electronics Engineers (IEEE)

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  53. Linear and nonlinear analysis of airflow recordings to help in sleep apnoea–hypopnoea syndrome diagnosis

    Article • Physiological Measurement, June 2012, Institute of Physics Publishing

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  54. Effect of Continuous Positive Airway Pressure on the Incidence of Hypertension and Cardiovascular Events in Nonsleepy Patients With Obstructive Sleep Apnea

    Article • JAMA, May 2012, American Medical Association (AMA)

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  55. Oral Rivaroxaban for the Treatment of Symptomatic Pulmonary Embolism

    Article • New England Journal of Medicine, April 2012, New England Journal of Medicine (NEJM/MMS)

    Dr Jorge Roig , MD Matteo Giorgi-Pierfranceschi, felix del Campo

  56. Automated Prediction of the Apnea-Hypopnea Index from Nocturnal Oximetry Recordings

    Article • IEEE Transactions on Biomedical Engineering, January 2012, Institute of Electrical & Electronics Engineers (IEEE)

    felix del Campo

  57. Prospective evaluation of logistic regression models from overnight oximetry to assist in sleep apnea diagnosis

    Article • November 2011, Institute of Electrical & Electronics Engineers (IEEE)

    felix del Campo, Dr Thomas Penzel

  58. Gastrointestinal endoscopy in patients with obstructive sleep apnea syndrome

    Article • Sleep And Breathing, August 2011, Springer Science + Business Media

    felix del Campo

  59. Analysis of nocturnal oxygen saturation recordings using kernel entropy to assist in sleep apnea-hypopnea diagnosis

    Article • August 2011, Institute of Electrical & Electronics Engineers (IEEE)

    felix del Campo

  60. Multivariate Analysis of Blood Oxygen Saturation Recordings in Obstructive Sleep Apnea Diagnosis

    Article • IEEE Transactions on Biomedical Engineering, December 2010, Institute of Electrical & Electronics Engineers (IEEE)

    felix del Campo

  61. Spectral analysis of single-channel airflow and oxygen saturation recordings in obstructive sleep apnea detection

    Article • August 2010, Institute of Electrical & Electronics Engineers (IEEE)

    felix del Campo

  62. Automated detection of obstructive sleep apnoea syndrome from oxygen saturation recordings using linear discriminant analysis

    Article • Medical & Biological Engineering & Computing, June 2010, Springer Science + Business Media

    felix del Campo

  63. Correction: Pulsed moxifloxacin for the prevention of exacerbations of chronic obstructive pulmonary disease: a randomized controlled trial

    Article • June 2010, Springer Science + Business Media

    felix del Campo

  64. Long-term Effect of Continuous Positive Airway Pressure in Hypertensive Patients with Sleep Apnea

    Article • American Review of Respiratory Disease, April 2010, American Thoracic Society

    felix del Campo

  65. Variabilidad de la señal de frecuencia de pulso obtenida mediante pulsioximetría nocturna en pacientes con síndrome de apnea hipopnea del sueño

    Article • Archivos de Bronconeumología, March 2010, Elsevier

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  66. Variability of Pulse Signal Frequency Obtained Using Nocturnal Pulse Oximetry in Patients with Sleep Apnoea/Hypoapnoea Syndrome

    Article • Archivos de Bronconeumología, March 2010, Elsevier

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  67. The classification of oximetry signals using Bayesian neural networks to assist in the detection of obstructive sleep apnoea syndrome

    Article • Physiological Measurement, February 2010, Institute of Physics Publishing

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  68. Assessment of four statistical pattern recognition techniques to assist in obstructive sleep apnoea diagnosis from nocturnal oximetry

    Article • Medical Engineering & Physics, October 2009, Elsevier

    felix del Campo

  69. A classification algorithm based on spectral features from nocturnal oximetry and support vector machines to assist in the diagnosis of obstructive sleep apnea

    Article • September 2009, Institute of Electrical & Electronics Engineers (IEEE)

    felix del Campo

  70. Spectral analysis of electroencephalogram and oximetric signals in obstructive sleep apnea diagnosis

    Article • September 2009, Institute of Electrical & Electronics Engineers (IEEE)

    felix del Campo

  71. Nonlinear measure of synchrony between blood oxygen saturation and heart rate from nocturnal pulse oximetry in obstructive sleep apnoea syndrome

    Article • Physiological Measurement, August 2009, Institute of Physics Publishing

    felix del Campo

  72. Utility of multilayer perceptron neural network classifiers in the diagnosis of the obstructive sleep apnoea syndrome from nocturnal oximetry

    Article • Computer Methods and Programs in Biomedicine, October 2008, Elsevier

    felix del Campo

  73. Insuficiencia respiratoria aguda en el postoperatorio inmediato de cirugía por obesidad mórbida

    Article • Archivos de Bronconeumología, August 2008, Elsevier

    felix del Campo

  74. Radial basis function classifiers to help in the diagnosis of the obstructive sleep apnoea syndrome from nocturnal oximetry

    Article • Medical & Biological Engineering & Computing, October 2007, Springer Science + Business Media

    felix del Campo

  75. Improving diagnostic ability of blood oxygen saturation from overnight pulse oximetry in obstructive sleep apnea detection by means of central tendency measure

    Article • Artificial Intelligence in Medicine, September 2007, Elsevier

    felix del Campo

  76. Applying Neural Network Classifiers in the Diagnosis of the Obstructive Sleep Apnea Syndrome from Nocturnal Pulse Oximetric Recordings

    Article • August 2007, Institute of Electrical & Electronics Engineers (IEEE)

    felix del Campo

  77. Obstructive Sleep Apnea Detection Using Clustering Classification of Nonlinear Features from Nocturnal Oximetry

    Article • August 2007, Institute of Electrical & Electronics Engineers (IEEE)

    felix del Campo

  78. Recursos y demoras en el diagnóstico del síndrome de apneas-hipopneas durante el sueño (SAHS)

    Article • Archivos de Bronconeumología, April 2007, Elsevier

    felix del Campo

  79. Utility of Approximate Entropy From Overnight Pulse Oximetry Data in the Diagnosis of the Obstructive Sleep Apnea Syndrome

    Article • IEEE Transactions on Biomedical Engineering, January 2007, Institute of Electrical & Electronics Engineers (IEEE)

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  80. Cross Approximate Entropy Analysis of Nocturnal Oximetry Signals in the Diagnosis of the Obstructive Sleep Apnea Syndrome

    Article • August 2006, Institute of Electrical & Electronics Engineers (IEEE)

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  81. Oxygen saturation regularity analysis in the diagnosis of obstructive sleep apnea

    Article • Artificial Intelligence in Medicine, June 2006, Elsevier

    felix del Campo

  82. Nonlinear characteristics of blood oxygen saturation from nocturnal oximetry for obstructive sleep apnoea detection

    Article • Physiological Measurement, March 2006, Institute of Physics Publishing

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  83. Heart rate regularity analysis obtained from pulse oximetric recordings in the diagnosis of obstructive sleep apnea

    Article • Sleep And Breathing, February 2006, Springer Science + Business Media

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  84. Health-related quality of life in patients with obstructive sleep apnea: effects of long-term positive airway pressure treatment

    Article • Respiratory Medicine, October 2004, Elsevier

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  85. Cardiac tamponade due to tuberculous mediastinal lymphadenitis

    Article • Tubercle, September 1990, Elsevier

    felix del Campo