Techniques and Procedures
Agreement Between Pneumotachograph and PiKo-1 Measurements of PEF and FEV1
L. Rodríguez-Pascuala,
, J. Cordero-Guevarab, J.L. Viejo-Bañuelosa
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luropa@separ.es
Correspondence: Dr. L. Rodríguez-Pascual. Servicio de Neumología. Hospital General Yagüe. Avda. Cid, 96. 09005 Burgos. España
Correspondence: Dr. L. Rodríguez-Pascual. Servicio de Neumología. Hospital General Yagüe. Avda. Cid, 96. 09005 Burgos. España
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"apellidos" => "Rodríguez-Pascual" "email" => array:1 [ 0 => "luropa@separ.es" ] "referencia" => array:2 [ 0 => array:2 [ "etiqueta" => "<span class="elsevierStyleSup">a</span>" "identificador" => "aff1" ] 1 => array:2 [ "etiqueta" => "<span class="elsevierStyleSup">*</span>" "identificador" => "cor1" ] ] ] 1 => array:3 [ "nombre" => "J." "apellidos" => "Cordero-Guevara" "referencia" => array:1 [ 0 => array:2 [ "etiqueta" => "<span class="elsevierStyleSup">b</span>" "identificador" => "aff2" ] ] ] 2 => array:3 [ "nombre" => "J.L." "apellidos" => "Viejo-Bañuelos" "referencia" => array:1 [ 0 => array:2 [ "etiqueta" => "<span class="elsevierStyleSup">a</span>" "identificador" => "aff1" ] ] ] ] "afiliaciones" => array:2 [ 0 => array:3 [ "entidad" => "Servicio de Neumología, Hospital General Yagüe, Burgos, Spain" "etiqueta" => "<span class="elsevierStyleSup">a</span>" "identificador" => "aff1" ] 1 => array:3 [ "entidad" => "Unidad de Investigación, Hospital General Yagüe, Burgos, Spain" "etiqueta" => "<span class="elsevierStyleSup">b</span>" "identificador" => "aff2" ] ] "correspondencia" => array:1 [ 0 => array:3 [ "identificador" => "cor1" "etiqueta" => "*" "correspondencia" => "Correspondence: Dr. L. Rodríguez-Pascual. Servicio de Neumología. Hospital General Yagüe. Avda. Cid, 96. 09005 Burgos. España" ] ] ] ] "pdfFichero" => "main.pdf" "tienePdf" => true "fechaRecibido" => "2005-02-04" "fechaAceptado" => "2005-02-15" "PalabrasClave" => array:2 [ "en" => array:1 [ 0 => array:4 [ "clase" => "keyword" "titulo" => "Key words" "identificador" => "xpalclavsec154283" "palabras" => array:3 [ 0 => "Peak expiratory flow rate" 1 => "Lung function" 2 => "Pulmonology" ] ] ] "es" => array:1 [ 0 => array:4 [ "clase" => "keyword" "titulo" => "Palabras clave" "identificador" => "xpalclavsec154282" "palabras" => array:3 [ 0 => "Flujo espiratorio máximo" 1 => "Función pulmonar" 2 => "Neumología" ] ] ] ] "tieneResumen" => true "resumen" => array:2 [ "en" => array:1 [ "resumen" => "<span class="elsevierStyleSectionTitle">Objective</span><p class="elsevierStyleSimplePara elsevierViewall">To assess how well values for peak expiratory flow (PEF) and forced expiratory volume in 1 second (FEV<span class="elsevierStyleInf">1</span>) agree when measured with the PiKo-1 device and with a conventional pneumotachograph.</p> <span class="elsevierStyleSectionTitle">Patients and methods</span><p class="elsevierStyleSimplePara elsevierViewall">This randomized, single-blind study included 40 patients who attended the clinic for lung function testing. The 2 measurement devices were the Masterlab pneumotachograph and the PiKo-1. A correction factor estimated by the manufacturer was applied to the measurements taken with the PiKo-1.</p> <span class="elsevierStyleSectionTitle">Results</span><p class="elsevierStyleSimplePara elsevierViewall">The values obtained with the 2 devices differed by a mean of 5.8218 L/min for PEF (95% confidence interval [CI], -9.4809 to 21.1387) and 0.001 L for FEV<span class="elsevierStyleInf">1</span> (95% CI, -0.0616 to 0.0636). The intraclass correlation coefficient was 0.9652 (95% CI, 0.9336-0.9819) for PEF and 0.9876 (95% CI, 0.9761–0.9936) for FEV<span class="elsevierStyleInf">1</span></p> <span class="elsevierStyleSectionTitle">Conclusions</span><p class="elsevierStyleSimplePara elsevierViewall">The PiKo-1 is a simple and easy-to-use device that can be very useful for monitoring and assessing the severity of obstructive pulmonary diseases. The results must be corrected for altitude and the estimated correction factor should be applied.</p>" ] "es" => array:1 [ "resumen" => "<span class="elsevierStyleSectionTitle">Objetivo</span><p class="elsevierStyleSimplePara elsevierViewall">Evaluar la concordancia de las mediciones del flujo espiratorio máximo (PEF) y del volumen espiratorio forzado en el primer segundo (FEV<span class="elsevierStyleInf">1</span>) entre el medidor PiKo-1 y un neumotacógrafo de uso habitual.</p> <span class="elsevierStyleSectionTitle">Pacientes y métodos</span><p class="elsevierStyleSimplePara elsevierViewall">Se incluyó a 40 pacientes que acudieron al laboratorio de pruebas funcionales respiratorias para el estudio de su función pulmonar. El estudio se realizó de forma aleatorizada y ciega con los 2 sistemas de medida (neumotacógrafo Masterlab y PiKo-1). En las mediciones del PiKo-1 se introdujo el factor de corrección estimado por el fabricante.</p> <span class="elsevierStyleSectionTitle">Resultados</span><p class="elsevierStyleSimplePara elsevierViewall">Las diferencias medias obtenidas fueron para el PEF de 5,8218 (intervalo de confianza [IC] del 95%, -9,4809 a 21,1387) y para el FEV<span class="elsevierStyleInf">1</span> de 0,001 (IC del 95%, -0,0616 a 0,0636). El coeficiente de correlación intraclase fue de 0,9652 (IC del 95%, 0,9336–0,9819) para el PEF y de 0,9876 (IC del 95%, 0,9761–0,9936) para el FEV<span class="elsevierStyleInf">1</span></p> <span class="elsevierStyleSectionTitle">Conclusiones</span><p class="elsevierStyleSimplePara elsevierViewall">El PiKo-1 es un aparato de medida sencillo y de fácil manejo que puede ser de gran utilidad para el seguimiento y la valoración de la gravedad en las enferme-dades obstructivas pulmonares. Los resultados deben corregirse en función de la altitud y el factor de corrección estimado.</p>" ] ] "NotaPie" => array:1 [ 0 => array:1 [ "nota" => "<p class="elsevierStyleNotepara">Study funded in part by GSK España.</p>" ] ] "bibliografia" => array:2 [ "titulo" => "REFERENCES" "seccion" => array:1 [ 0 => array:1 [ "bibliografiaReferencia" => array:20 [ 0 => array:3 [ "identificador" => "bib1" "etiqueta" => "1" "referencia" => array:1 [ 0 => array:2 [ "contribucion" => array:1 [ 0 => array:2 [ "titulo" => "Monitoring pulmonary function in asthma and COPD: point-of-care testing" "autores" => array:1 [ 0 => array:2 [ "etal" => false "autores" => array:2 [ 0 => "JM Tovar" 1 => "JG Gums" ] ] ] ] ] "host" => array:1 [ 0 => array:2 [ "doi" => "10.1345/aph.1D230" "Revista" => array:6 [ "tituloSerie" => "Ann Pharmacother" "fecha" => "2004" "volumen" => "38" "paginaInicial" => "126" "paginaFinal" => "133" "link" => array:1 [ 0 => array:2 [ "url" => "https://www.ncbi.nlm.nih.gov/pubmed/14742806" "web" => "Medline" ] ] ] ] ] ] ] ] 1 => array:3 [ "identificador" => "bib2" "etiqueta" => "2" "referencia" => array:1 [ 0 => array:2 [ "contribucion" => array:1 [ 0 => array:2 [ "titulo" => "Global strategy for the diagnosis, management and prevention of chronic obstructive pulmonary disease (GOLD)" "autores" => array:1 [ 0 => array:2 [ "etal" => false "autores" => array:5 [ 0 => "RA Pauwels" 1 => "S Buist" 2 => "PMA Calverley" 3 => "CR Jenkins" 4 => "SS Hurd" ] ] ] ] ] "host" => array:1 [ 0 => array:2 [ "doi" => "10.1164/ajrccm.163.5.2101039" "Revista" => array:6 [ "tituloSerie" => "Am J Resp Crit Care Med" "fecha" => "2001" "volumen" => "163" "paginaInicial" => "1256" "paginaFinal" => "1276" "link" => array:1 [ 0 => array:2 [ "url" => "https://www.ncbi.nlm.nih.gov/pubmed/11316667" "web" => "Medline" ] ] ] ] ] ] ] ] 2 => array:3 [ "identificador" => "bib3" "etiqueta" => "3" "referencia" => array:1 [ 0 => array:2 [ "contribucion" => array:1 [ 0 => array:2 [ "titulo" => "Guías clínicas para el diagnóstico y el tratamiento de la enfermedad obstructiva crónica" "autores" => array:1 [ 0 => array:2 [ "etal" => true "autores" => array:6 [ 0 => "JA Barberà" 1 => "G Peces Barba" 2 => "AGM Agutí" 3 => "JL Izquierdo" 4 => "E Monsó" 5 => "T Montemayor" ] ] ] ] ] "host" => array:1 [ 0 => array:1 [ "Revista" => array:6 [ "tituloSerie" => "Arch Bronconeumol" "fecha" => "2001" "volumen" => "37" "paginaInicial" => "297" "paginaFinal" => "316" "link" => array:1 [ 0 => array:2 [ "url" => "https://www.ncbi.nlm.nih.gov/pubmed/11412529" "web" => "Medline" ] ] ] ] ] ] ] ] 3 => array:3 [ "identificador" => "bib4" "etiqueta" => "4" "referencia" => array:1 [ 0 => array:2 [ "contribucion" => array:1 [ 0 => array:2 [ "titulo" => "Scottish Intercollegiate Guidelines Network. 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| Year/Month | Html | Total | |
|---|---|---|---|
| 2024 November | 3 | 4 | 7 |
| 2024 October | 52 | 25 | 77 |
| 2024 September | 28 | 13 | 41 |
| 2024 August | 52 | 43 | 95 |
| 2024 July | 28 | 23 | 51 |
| 2024 June | 34 | 22 | 56 |
| 2024 May | 31 | 41 | 72 |
| 2024 April | 21 | 38 | 59 |
| 2024 March | 18 | 18 | 36 |
| 2024 February | 21 | 27 | 48 |
| 2023 March | 1 | 1 | 2 |
| 2023 February | 13 | 22 | 35 |
| 2023 January | 23 | 43 | 66 |
| 2022 December | 23 | 48 | 71 |
| 2022 November | 17 | 20 | 37 |
| 2022 October | 20 | 42 | 62 |
| 2022 September | 15 | 56 | 71 |
| 2022 August | 17 | 28 | 45 |
| 2022 July | 23 | 50 | 73 |
| 2022 June | 64 | 43 | 107 |
| 2022 May | 17 | 31 | 48 |
| 2022 April | 33 | 29 | 62 |
| 2022 March | 21 | 36 | 57 |
| 2022 February | 23 | 53 | 76 |
| 2022 January | 14 | 36 | 50 |
| 2021 December | 17 | 53 | 70 |
| 2021 November | 18 | 35 | 53 |
| 2021 October | 45 | 47 | 92 |
| 2021 September | 18 | 58 | 76 |
| 2021 August | 11 | 61 | 72 |
| 2021 July | 9 | 26 | 35 |
| 2021 June | 15 | 41 | 56 |
| 2021 May | 8 | 28 | 36 |
| 2021 April | 50 | 106 | 156 |
| 2021 March | 16 | 20 | 36 |
| 2021 February | 11 | 19 | 30 |
| 2021 January | 13 | 11 | 24 |
| 2020 December | 11 | 17 | 28 |
| 2020 November | 7 | 11 | 18 |
| 2020 October | 9 | 8 | 17 |
| 2020 September | 10 | 13 | 23 |
| 2020 August | 13 | 12 | 25 |
| 2020 July | 13 | 18 | 31 |
| 2020 June | 15 | 5 | 20 |
| 2020 May | 13 | 19 | 32 |
| 2020 April | 18 | 11 | 29 |
| 2020 March | 7 | 22 | 29 |
| 2020 February | 10 | 20 | 30 |
| 2020 January | 8 | 10 | 18 |
| 2019 December | 16 | 14 | 30 |
| 2019 November | 8 | 10 | 18 |
| 2019 October | 7 | 8 | 15 |
| 2019 September | 15 | 12 | 27 |
| 2019 August | 14 | 6 | 20 |
| 2019 July | 12 | 21 | 33 |
| 2019 June | 7 | 12 | 19 |
| 2019 May | 13 | 23 | 36 |
| 2019 April | 11 | 20 | 31 |
| 2019 March | 9 | 20 | 29 |
| 2019 February | 11 | 6 | 17 |
| 2019 January | 1 | 17 | 18 |
| 2018 December | 5 | 16 | 21 |
| 2018 November | 19 | 9 | 28 |
| 2018 October | 19 | 17 | 36 |
| 2018 September | 6 | 13 | 19 |
| 2018 May | 5 | 2 | 7 |
| 2018 April | 4 | 11 | 15 |
| 2018 March | 6 | 752 | 758 |
| 2018 February | 5 | 12 | 17 |
| 2018 January | 3 | 6 | 9 |
| 2017 December | 5 | 6 | 11 |
| 2017 November | 1 | 7 | 8 |
| 2017 October | 2 | 9 | 11 |
| 2017 September | 6 | 6 | 12 |
| 2017 August | 6 | 16 | 22 |
| 2017 July | 4 | 10 | 14 |
| 2017 June | 8 | 13 | 21 |
| 2017 May | 9 | 25 | 34 |
| 2017 April | 0 | 4 | 4 |
| 2017 March | 4 | 9 | 13 |
| 2017 February | 9 | 7 | 16 |
| 2017 January | 1 | 1 | 2 |
| 2016 December | 9 | 13 | 22 |
| 2016 November | 16 | 10 | 26 |
| 2016 October | 10 | 4 | 14 |
| 2016 September | 7 | 6 | 13 |
| 2016 August | 10 | 3 | 13 |
| 2016 July | 7 | 3 | 10 |
| 2016 March | 1 | 0 | 1 |
| 2016 February | 1 | 0 | 1 |
| 2015 December | 2 | 0 | 2 |
| 2015 October | 41 | 7 | 48 |
| 2015 September | 37 | 4 | 41 |
| 2015 August | 42 | 8 | 50 |
| 2015 July | 40 | 12 | 52 |
| 2015 June | 49 | 5 | 54 |
| 2015 May | 46 | 8 | 54 |
| 2015 April | 52 | 10 | 62 |
| 2015 March | 67 | 6 | 73 |
| 2015 February | 41 | 9 | 50 |
| 2015 January | 47 | 14 | 61 |
| 2014 December | 31 | 4 | 35 |
| 2014 November | 49 | 7 | 56 |
| 2014 October | 61 | 17 | 78 |
| 2014 September | 37 | 12 | 49 |
| 2014 August | 35 | 9 | 44 |
| 2014 July | 37 | 15 | 52 |
| 2014 June | 54 | 10 | 64 |
| 2014 May | 55 | 15 | 70 |
| 2014 April | 72 | 7 | 79 |
| 2014 March | 80 | 12 | 92 |
| 2014 February | 63 | 12 | 75 |
| 2014 January | 47 | 8 | 55 |
| 2013 December | 49 | 10 | 59 |
| 2013 November | 48 | 6 | 54 |
| 2013 October | 50 | 12 | 62 |
| 2013 September | 40 | 12 | 52 |
| 2013 August | 62 | 12 | 74 |
| 2013 July | 63 | 10 | 73 |
| 2013 June | 44 | 9 | 53 |
| 2013 May | 44 | 8 | 52 |
| 2013 April | 28 | 7 | 35 |
| 2013 March | 9 | 3 | 12 |
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