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Table 2 Demographics of patients with and without reintubation

From: Frequent tracheal suctioning is associated with extubation failure in patients with successful spontaneous breathing trial: a single-center retrospective cohort study

  Reintubation group No reintubation group P value
n=51 n=349
Age (years), mean±SD 65.2±13.3 64.3±14.2 0.878
Gender, male, n (%) 24(47.1) 235(67.3) 0.007
Comorbidities
 Immune suppression 4(7.8) 26(2.9) 1
 Chronic liver disease 6(11.8) 27(7.7) 0.4
 Chronic kidney disease 6(11.8) 2(5.7) <.001
 Chronic heart failure 5(9.8) 60(17.2) 0.225
 Charlson Comorbidity Index 1.6±1.8 1.7±1.9 0.73
Underlying diseases
 Pneumonia 17(33.3) 47(13.5) <.001
 Sepsis 7(13.7) 36(10.3) 0.468
 ARDS 4(7.8) 16(4.6) 0.303
 heart failure 3(5.9) 12(3.4) 0.421
 Miscellaneous 20(39.2) 237(67.9) <.001
Admission type
 Surgical 18(35.3) 179(51.0) 0.036
 Medical 33(64.7) 170(49.0) 0.036
SOFA at ICU admission, mean±SD 6.4±2.5 7.0±2.8 0.048
APACHE II at ICU admission, mean±SD 21.1±6.2 20.8±5.8 0.675
Delirium, n (%) 14 (27.5) 105 (30.1) 0.746
RSBI 39.6±12.9 38.6±16.5 0.322
Ventilation days (day) 13.3±11.8 5.0±2.7 <.001
Time to reintubation, mean±SD 492±470.4 -  
ICU LOS (days), mean±SD 14.2±12.5 8.7±8.2 <.001
ICU mortality, n (%) 2(3.9) 10(2.9) 0.223
28-day mortality, n (%) 6(11.8) 17(4.9) 0.097
Reason of reintubation, n (%)
 Difficulty in sputum excretion 30 (58.8) -  
 Hypoxemia 9 (17.6) -  
 Airway obstruction 6 (11.8) -  
 Tachypnea 4 (7.8) -  
 Consciousness disturbance 1(2.0) -  
 Hemosputum 1(2.0) -  
  1. ICU intensive care unit, APACHE II Acute Physiology and Chronic Health Evaluation, SOFA Sequential Organ Failure Assessment, ARDS acute respiratory distress syndrome, LOS length of stay, RSBI rapid shallow breathing index