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Table 1 Summary of demographic and clinical variables in the tracheostomy and translaryngeal tube groups

From: Prolonged mechanical ventilation in a respiratory-care setting: a comparison of outcome between tracheostomized and translaryngeal intubated patients

Variable Tracheostomy
(n = 985)
Translaryngeal tube
(n = 227)
P value
Age (years) † 73.17 ± 15.04 73.56 ± 15.69 0.73
Male ‡ 551 (55.94%) 107 (47.14%) 0.02*
Transferred from MICU ‡ 691 (70.15%) 181 (79.74%) < 0.01*
APACHE II† 18.58 ± 5.53 20.30 ± 5.86 < 0.01*
Reason for MV||    < 0.01*
   Acute lung injury 229 (23.25%) 69 (30.40%)  
   Chronic lung disease 207 (21.02%) 37 (16.30%)  
   Postoperative 86 (8.73%) 21 (9.25%)  
   Cardiac disease 145 (14.72%) 33 (14.54%)  
   Neuronal 242 (24.57%) 37 (16.30%)  
   Miscellaneous 76 (7.72%) 30 (13.22%)  
ICU MV (days)§ 28 (0, 213) 27 (1, 123) < 0.01*
Bedridden before admission‡ 194 (19.70%) 52 (22.91%) 0.29
Sum of chronic comorbidities§ 1 (0, 5) 1 (0, 4) 0.75
Sum of chronic comorbidities||    0.52
   0 183 (18.58) 36 (15.86)  
   1 404 (41.02) 104 (45.81)  
   2 271 (27.51) 66 (29.07)  
   3 111 (11.27) 18 (7.93)  
   4 13 (1.32) 3 (1.32)  
   5 3 (0.30) 0  
Required hemodialysis‡ 157 (15.94%) 30 (13.22%) 0.31
Modified GCS† 8.91 ± 2.63 8.48 ± 2.94 0.04*
RSBI§ 128 (7, 818) 122 (11, 550) 0.49
PImax§ 27 (1, 75) 29 (8, 75) 0.02*
PaO2/FIO2§ 251.5 (61, 700) 290 (105, 577) < 0.01*
Albumin (g/dl)† 2.69 ± 0.49 2.64 ± 0.50 0.16
BUN (mg/dl)§ 29 (3.3, 234) 30.5 (4.9, 296) 0.04*
  1. Abbreviations: MICU, medical intensive care unit; APACHE II, Acute Physiology and Chronic Health Evaluation II; ICU, intensive care unit; MV, mechanical ventilation; RCC, respiratory care center; Glasgow Coma Scale; RSBI, rapid shallow breath indices; PImax, maximum inspiratory pressure at negative volume; PaO2/FiO2, arterial oxygen pressure/fraction of inspired oxygen; BUN, blood urea nitrogen. Data are presented as number (%); mean ± standard deviation; or median (range). *A statistically significant between-group difference (P < 0.05). † Compared with Student's t test. ‡ Compared with the χ2 test. §Compared with the Wilcoxon rank-sum test. || Compared with Fisher's Exact test.