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Table 2 Quality of the aScope 4 bronchoscope

From: Bronchoscopist's perception of the quality of the single-use bronchoscope (Ambu aScope4™) in selected bronchoscopies: a multicenter study in 21 Spanish pulmonology services

   Median IQRa Score standardized (%)b
Complexity to assemble the device 0: impossible → 5: extremely easy 4.0 4.0–5.0 80
Intubation facility 0: extremely difficult → 10: extremely easy 8.0 8.0–9.0 80
Ease of maneuvering in the tracheobronchial tree 0: extremely difficult → 10: extremely easy 8.0 7.0–9.0 80
Vasculature image quality 0: impossible to see vasculature → 5: maximum sharpness of vasculature 4.0 3.0–4.0 80
Mucous image quality 0: impossible to see mucosa folds → 5: maximum clarity of mucosa folds 4.0 3.0–4.0 80
Image quality of subsegmental bronchi from the segmental bronchus 0: impossible to see subsegmental bronchi → 5: maximum sharpness of subsegmental bronchi 4.0 3.0–4.0 80
Image quality for pathological mucosal alterations 0: impossible visualization of pathological lesions → 5: maximum sharpness of pathological lesions 4.0 3.0–4.0 80
Image quality in case of bleeding 0: complete image loss in bleed → 4: highest image quality in bleed 3.0 2.0–3.0 75
Global image quality 0: no image → 10: optimal image quality 8.0 7.0–8.0 80
Quality to suction secretions 0: impossible to suction secretions → 5: excellent ability to suction secretions 4.0 4.0–4.0 80
Quality to suction blood clots and debris 0: impossible to suction blood clots and debris → 5: excellent ability to suction clots and blood debris 4.0 4.0–4.0 80
Capacity to suction blood in active bleeding 0: impossible to suction blood in active bleeding → 5: excellent ability to suction blood in active bleeding 4.0 3.0–4.0 80
Global suction quality 0: zero suction capacity → 10: optimal suction capacity 8.0 8.0–9.0 80
Average score for ease of use, image quality and aspiration quality   80
  1. 95% CI 95% confidence interval
  2. aIQR: interquartile range
  3. bStandardized score: calculated by dividing the score obtained by the maximum possible score and multiplying by 100, the best possible standardized score is 100% and the worst is 0%