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Table 1 Demographic data of inpatients who underwent emergent endotracheal intubation

From: Emergency tracheal intubation during off-hours is not associated with increased mortality in hospitalized patients: a retrospective cohort study

Characteristics Daytime (N = 164) Off-hours (N = 394) P
Male Gendera 115 (70.1%) 275 (69.8%) 0.939
Age (median, years)b 67 (22–96) 64 (20–96) 0.037
BMI (kg/m2)b 23.08 ± 3.38 21.97 ± 3.25 0.000
Admitting diagnosisa
 Heart disease 34 (20.7%) 64 (16.2%) 0.204
 CAD 25 (15.2%) 54 (13.7%) 0.635
 AMI 13 (7.9%) 33 (8.4%) 0.861
 Neurological diseases 48 (29.3%) 96 (24.4%) 0.228
 cerebral hemorrhage 5 (3.0%) 23 (5.8%) 0.169
 cerebral infarction 17 (10.4%) 24 (6.1%) 0.078
 End stage Hematopathy 16 (9.8%) 59 (15.0%) 0.100
 Respiratory diseases 17 (10.4%) 43 (10.9%) 0.849
 COPD 4 (2.4%) 17 (4.3%) 0.289
 pneumonia 6 (3.7%) 13 (3.3%) 0.831
 Gastrointestinal diseases 27 (16.5%) 67 (17.0%) 0.876
 obstruction 3 (1.8%) 12 (3.0%) 0.602
 perforation 2 (1.2%) 1 (0.3%) 0.208
 Burn 6 (3.7%) 9 (2.3%) 0.361
 Orthopaedics 3 (1.8%) 9 (2.3%) 0.986
 Urology 4 (2.4%) 19 (4.8%) 0.291
 CTD 2 (1.2%) 7 (1.8%) 0.915
 Others 7 (4.3%) 21 (5.3%) 0.601
  1. Data are presented as numbers (median and percentage), or ratios or mean ± standard deviation
  2. BMI Body mass index, ACD Coronary artery disease, AMI Acute myocardial infarction, COPD Chronic obstructive pulmonary disease, ARDS Acute respiratory distress syndrome, CTD Connective tissue disease
  3. aChi-square
  4. btwo-tailed Student’s t test