Table 2 Demographics of patients with and without reintubation

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

 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

 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

 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

 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)

-