Factors

Number of

patients

Complications

Technical aspects of tracheostomy

The background

of the General status of patients

total

%

total

%

total

%

Group with risk factor(s)

Obese 3 degrees

10

10.8%

0

0.0%

1

10.0%

Short neck

9

9.7%

1

11.1%

0

0.0%

History of thyroid surgery

2

2.2%

0

0.0%

0

0.0%

Tracheostomy on the background of tracheo-broncho-pulmonal complications

19

20.4%

1

5.3%

1

5.3%

Tracheostomy on the background of a long-term ventilator (more than 7 days)

13

14.0%

1

7.7%

1

7.7%

Patients with risk factors

24

25.8%

1

4.2%

2

8.3%

Group without risk factor(s)

Without obesity

83

89.2%

1

1.2%

1

1.2%

*Chi-square criteria = 3.384; Df = 2; p = 0.185

Normal neck

84

90.3%

0

0.0%

2

2.4%

*Chi-square criteria = 9.612; Df = 2; p = 0.009

No operations on the thyroid gland

91

97.8%

1

1.1%

2

2.2%

-

Without pathology of the trachea,

bronchi and lungs

74

79.6%

0

0.0%

1

1.4%

*Chi-square criteria = 5.102; Df = 2; p = 0.079

Ventilator up to 3 - 7 days

80

86.0%

0

0.0%

1

1.3%

*Chi-square criteria = 8.543; Df = 2; p = 0.014

Patients without risk factors

69

74.2%

0

0.0%

0

0.0%

*Chi-square criteria = 8.912; Df = 2; p = 0.012