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Table 4 Post-bronchoscopy adverse events and clinical outcomes

From: Association between oxygen saturation level during bronchoscopy and post-bronchoscopy adverse events: a retrospective cohort study

  Total population Propensity score-matched population
High oxygen saturation group (n = 458) Low oxygen saturation group (n = 111) P-value High oxygen saturation group (n = 222) Low oxygen saturation group (n = 111) P-value
Number of patients with post-bronchoscopy adverse events, n (%)
 Respiratory events 43 (9.4) 23 (20.7) 0.001 24 (10.8) 23 (20.7) 0.023
 Febrile events 48 (10.5) 29 (26.1)  < 0.001 24 (10.8) 29 (26.1) 0.001
 Hemodynamic events 33 (7.2) 7 (6.3) 0.900 16 (7.2) 7 (6.3) 0.939
 Cardiac events 11 (2.4) 6 (5.4) 0.175 10 (4.5) 6 (5.4) 0.928
 Cerebrovascular events 0 (0.0) 1 (0.9) 0.441 0 (0.0) 1 (0.9) 0.723
 Any adverse events 103 (22.3) 35 (32.4) 0.021 49 (22.1) 38 (34.2) 0.025
Clinical outcomes       
 Hospital length of stay after bronchoscopy, median (IQR) 2 (1–12) 4 (1–10) 0.99 1 (1–14) 2 (1–11) 0.744
 ICU admission after bronchoscopy, n (%) 18 (3.9) 9 (8.1) 0.159 8 (3.6) 9 (8.1) 0.135
 7-day all-cause mortality, n (%) 5 (1.1) 3 (2.7) 0.399 5 (2.3) 3 (2.7) 1.000
  1. Data are expressed as median (IQR) or number (percentage)
  2. ICU intensive care unit; IQR interquartile range