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The evolution of the ventilatory ratio is a prognostic factor in mechanically ventilated COVID-19 ARDS patients
Critical Care ( IF 15.1 ) Pub Date : 2021-09-13 , DOI: 10.1186/s13054-021-03727-x
Antoni Torres 1, 2, 3 , Anna Motos 1, 2 , Jordi Riera 4 , Laia Fernández-Barat 1, 2 , Adrián Ceccato 1 , Raquel Pérez-Arnal 5 , Dario García-Gasulla 5 , Oscar Peñuelas 1, 6 , José Angel Lorente 1, 6 , Alejandro Rodriguez 7 , David de Gonzalo-Calvo 1, 8 , Raquel Almansa 9, 10 , Albert Gabarrús 2 , Rosario Menéndez 11 , Jesús F Bermejo-Martin 9, 10 , Ricard Ferrer 4 , Rosario Amaya Villar 12 , José M Añón 1, 13 , Carme Barberà 14 , José Barberán 15 , Aaron Blandino Ortiz 16 , Elena Bustamante-Munguira 17 , Jesús Caballero 18 , Cristina Carbajales 19 , Nieves Carbonell 20 , Mercedes Catalán-González 21 , Cristóbal Galbán 22 , Víctor D Gumucio-Sanguino 23, 24 , Maria Del Carmen de la Torre 25 , Emili Díaz 26, 27 , Ángel Estella 28 , Elena Gallego 29 , José Luis García Garmendia 30 , José Garnacho-Montero 31 , José M Gómez 32 , Arturo Huerta 33 , Ruth Noemí Jorge García 34 , Ana Loza-Vázquez 35 , Judith Marin-Corral 36 , Amalia Martínez de la Gándara 37 , Ignacio Martínez Varela 38 , Juan López Messa 39 , Guillermo M Albaiceta 1, 40, 41 , Mariana Andrea Novo 42 , Yhivian Peñasco 43 , Juan Carlos Pozo-Laderas 44 , Pilar Ricart 45 , Inmaculada Salvador-Adell 46 , Angel Sánchez-Miralles 47 , Susana Sancho Chinesta 48 , Lorenzo Socias 49 , Jordi Solé-Violan 50 , Fernando Suares Sipmann 51 , Luis Tamayo Lomas 52 , José Trenado 53 , Ferran Barbé 1, 8 ,
Affiliation  

Mortality due to COVID-19 is high, especially in patients requiring mechanical ventilation. The purpose of the study is to investigate associations between mortality and variables measured during the first three days of mechanical ventilation in patients with COVID-19 intubated at ICU admission. Multicenter, observational, cohort study includes consecutive patients with COVID-19 admitted to 44 Spanish ICUs between February 25 and July 31, 2020, who required intubation at ICU admission and mechanical ventilation for more than three days. We collected demographic and clinical data prior to admission; information about clinical evolution at days 1 and 3 of mechanical ventilation; and outcomes. Of the 2,095 patients with COVID-19 admitted to the ICU, 1,118 (53.3%) were intubated at day 1 and remained under mechanical ventilation at day three. From days 1 to 3, PaO2/FiO2 increased from 115.6 [80.0–171.2] to 180.0 [135.4–227.9] mmHg and the ventilatory ratio from 1.73 [1.33–2.25] to 1.96 [1.61–2.40]. In-hospital mortality was 38.7%. A higher increase between ICU admission and day 3 in the ventilatory ratio (OR 1.04 [CI 1.01–1.07], p = 0.030) and creatinine levels (OR 1.05 [CI 1.01–1.09], p = 0.005) and a lower increase in platelet counts (OR 0.96 [CI 0.93–1.00], p = 0.037) were independently associated with a higher risk of death. No association between mortality and the PaO2/FiO2 variation was observed (OR 0.99 [CI 0.95 to 1.02], p = 0.47). Higher ventilatory ratio and its increase at day 3 is associated with mortality in patients with COVID-19 receiving mechanical ventilation at ICU admission. No association was found in the PaO2/FiO2 variation.

中文翻译:

通气比的变化是机械通气 COVID-19 ARDS 患者的预后因素

COVID-19 导致的死亡率很高,尤其是在需要机械通气的患者中。该研究的目的是调查死亡率与在 ICU 入院时插管的 COVID-19 患者机械通气前三天测量的变量之间的关联。多中心、观察性、队列研究包括在 2020 年 2 月 25 日至 7 月 31 日期间入住 44 个西班牙 ICU 的 COVID-19 连续患者,这些患者在入住 ICU 时需要插管和机械通气超过三天。我们在入院前收集了人口统计学和临床​​数据;有关机械通气第 1 天和第 3 天临床演变的信息;和结果。在入住 ICU 的 2,095 名 COVID-19 患者中,1,118 名(53.3%)在第 1 天插管,并在第 3 天保持机械通气。从第 1 天到第 3 天,PaO2/FiO2 从 115.6 [80.0-171.2] 增加到 180.0 [135.4-227.9] mmHg,通气比从 1.73 [1.33-2.25] 增加到 1.96 [1.61-2.40]。住院死亡率为 38.7%。从入住 ICU 到第 3 天,通气比(OR 1.04 [CI 1.01-1.07],p = 0.030)和肌酐水平(OR 1.05 [CI 1.01-1.09],p = 0.005)增加更多,血小板增加更少计数(OR 0.96 [CI 0.93–1.00],p = 0.037)与较高的死亡风险独立相关。未观察到死亡率与 PaO2/FiO2 变化之间的关联(OR 0.99 [CI 0.95 至 1.02],p = 0.47)。较高的通气比率及其在第 3 天的增加与 COVID-19 患者在入住 ICU 时接受机械通气的死亡率相关。在 PaO2/FiO2 变化中没有发现关联。6 [80.0–171.2] 到 180.0 [135.4–227.9] mmHg,通气比从 1.73 [1.33–2.25] 到 1.96 [1.61–2.40]。住院死亡率为 38.7%。从入住 ICU 到第 3 天,通气比(OR 1.04 [CI 1.01-1.07],p = 0.030)和肌酐水平(OR 1.05 [CI 1.01-1.09],p = 0.005)增加更多,血小板增加更少计数(OR 0.96 [CI 0.93–1.00],p = 0.037)与较高的死亡风险独立相关。未观察到死亡率与 PaO2/FiO2 变化之间的关联(OR 0.99 [CI 0.95 至 1.02],p = 0.47)。较高的通气比率及其在第 3 天的增加与 COVID-19 患者在入住 ICU 时接受机械通气的死亡率相关。在 PaO2/FiO2 变化中没有发现关联。6 [80.0–171.2] 到 180.0 [135.4–227.9] mmHg,通气比从 1.73 [1.33–2.25] 到 1.96 [1.61–2.40]。住院死亡率为 38.7%。从入住 ICU 到第 3 天,通气比(OR 1.04 [CI 1.01-1.07],p = 0.030)和肌酐水平(OR 1.05 [CI 1.01-1.09],p = 0.005)增加更多,血小板增加更少计数(OR 0.96 [CI 0.93–1.00],p = 0.037)与较高的死亡风险独立相关。未观察到死亡率与 PaO2/FiO2 变化之间的关联(OR 0.99 [CI 0.95 至 1.02],p = 0.47)。较高的通气比率及其在第 3 天的增加与 COVID-19 患者在入住 ICU 时接受机械通气的死亡率相关。在 PaO2/FiO2 变化中没有发现关联。25] 到 1.96 [1.61–2.40]。住院死亡率为 38.7%。从入住 ICU 到第 3 天,通气比(OR 1.04 [CI 1.01-1.07],p = 0.030)和肌酐水平(OR 1.05 [CI 1.01-1.09],p = 0.005)增加更多,血小板增加更少计数(OR 0.96 [CI 0.93–1.00],p = 0.037)与较高的死亡风险独立相关。未观察到死亡率与 PaO2/FiO2 变化之间的关联(OR 0.99 [CI 0.95 至 1.02],p = 0.47)。较高的通气比率及其在第 3 天的增加与 COVID-19 患者在入住 ICU 时接受机械通气的死亡率相关。在 PaO2/FiO2 变化中没有发现关联。25] 到 1.96 [1.61–2.40]。住院死亡率为 38.7%。从入住 ICU 到第 3 天,通气比(OR 1.04 [CI 1.01-1.07],p = 0.030)和肌酐水平(OR 1.05 [CI 1.01-1.09],p = 0.005)增加更多,血小板增加更少计数(OR 0.96 [CI 0.93–1.00],p = 0.037)与较高的死亡风险独立相关。未观察到死亡率与 PaO2/FiO2 变化之间的关联(OR 0.99 [CI 0.95 至 1.02],p = 0.47)。较高的通气比率及其在第 3 天的增加与 COVID-19 患者在入住 ICU 时接受机械通气的死亡率相关。在 PaO2/FiO2 变化中没有发现关联。030)和肌酐水平(OR 1.05 [CI 1.01–1.09],p = 0.005)和血小板计数增加较少(OR 0.96 [CI 0.93–1.00],p = 0.037)与较高的死亡风险独立相关。未观察到死亡率与 PaO2/FiO2 变化之间的关联(OR 0.99 [CI 0.95 至 1.02],p = 0.47)。较高的通气比率及其在第 3 天的增加与 COVID-19 患者在入住 ICU 时接受机械通气的死亡率相关。在 PaO2/FiO2 变化中没有发现关联。030)和肌酐水平(OR 1.05 [CI 1.01–1.09],p = 0.005)和血小板计数增加较少(OR 0.96 [CI 0.93–1.00],p = 0.037)与较高的死亡风险独立相关。未观察到死亡率与 PaO2/FiO2 变化之间的关联(OR 0.99 [CI 0.95 至 1.02],p = 0.47)。较高的通气比率及其在第 3 天的增加与 COVID-19 患者在入住 ICU 时接受机械通气的死亡率相关。在 PaO2/FiO2 变化中没有发现关联。较高的通气比率及其在第 3 天的增加与 COVID-19 患者在入住 ICU 时接受机械通气的死亡率相关。在 PaO2/FiO2 变化中没有发现关联。较高的通气比率及其在第 3 天的增加与 COVID-19 患者在入住 ICU 时接受机械通气的死亡率相关。在 PaO2/FiO2 变化中没有发现关联。
更新日期:2021-09-13
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