Skip to main content

Table 2 Baseline characteristics of patients

From: Compare the effect of noninvasive ventilation and tracheotomy in critically ill mechanically ventilated neurosurgical patients: a retrospective observe cohort study

Characteristic NIV(n = 33) Tracheotomy(n = 44) P value
Age, years (Median, IQR) 57 (48–64) 61.5 (50.5–66.7) 0.187
Gender, male, n (%) 15 (45.5%) 22 (50.0%) 0.693
Smoke, n (%) 9 (27.3%) 10 (22.7%) 0.647
Body Mass Index (mean ± SD) 23.74 ± 3.53 23.17 ± 2.85 0.434
Basic disease, n (%)
 COPD 4 (12.1%) 3 (6.8%) 0.454
 Hypertension 17 (51.5%) 22 (50.0%) 0.895
 Cerebrovascular events 7 (21.2%) 6 (13.6%) 0.38
Basic condition before operation, n (%)
 Vomit 12 (36.4%) 13 (29.5%) 0.527
 Aspiration 4 (12.1%) 8 (18.2%) 0.468
 Epilepsy 0 (0.0%) 2 (4.5%) 0.504
pulmonary infection 13 (39.4%) 10 (22.7%) 0.114
coma before operation, n (%) 10 (30.3%) 19 (43.2%) 0.248
Emergency operation, n (%) 16 (48.5%) 23 (52.3%) 0.644
APACHE II score at ICU admission (Median, IQR) 17.0 (15.5–20.0) 17.5 (16.0–20.0) 0.623
GCS score at ICU admission (Median, IQR) 9.0 (8.0–9.5) 9.0 (8.0–9.0) 0.107
Coma after operation, n (%) 28 (84.8%) 46 (76.7%) 0.349
GCS score before NIV or tracheotomy (Median, IQR) 9.0 (9.0–10.5) 8.0 (8.0–10.0) 0.115
ICU duration before NIV or tracheotomy, days (Median, IQR) 5.0 (3.0–7.5) 4.0 (3.0–7.0) 0.104
IMV time before NIV or tracheotomy, hours (Median, IQR) 115 (61.0–178.5) 100 (63.13–164.5) 0.607
  1. Data are expressed as the mean ± standard deviation, and as the median and interquartile ranges (IQR), or percentages. SD standard deviation, COPD Chronic Obstructive Pulmonary Disease, APACHE II Acute Physiology and Chronic Health Evaluation; ICU intensive care unit, GCS Glasgow Coma Scale, IMV Invasive mechanical ventilation