Variables

All respondents

Respondents

in 2014

Respondents

in 2020

P value

n = 541

n = 179

n = 362

Fixing endotrachea tube by themselves or not*

By themselves

421 (77.8%)

121 (67.7%)

300 (82.9%)

<0.001

By others under their supervision

109 (20.2%)

54 (30.2%)

55 (15.2%)

By others

11 (2.0%)

4 (2.2%)

7 (1.9%)

Fixation materials

Silk medical adhesive tape

268 (49.5%)

86 (48.0%)

182 (50.3%)

0.758

Plastic medical adhensive tape

221 (40.9%)

77 (43.0%)

144 (39.8%)

Transparent film dressing + Bangage + others

52 (9.6%)

16 (9.0%)

36 (9.9%)

Fixation methods*

Fix the endotracheal tube in the shape of the letter X

329 (60.8)

133 (74.3%)

196 (54.1%)

<0.001

Other fixation methods

212 (39.2)

46 (25.7%)

166 (45.9%)

Placing the bite block*

Yes

474 (87.6%)

165 (92.2%)

309 (85.4%)

0.023

No

67 (12.4)

14 (7.8%)

53 (14.6%)

Fixation methods when placing a bite block*

Method a

244 (45.1%)

97 (54.2%)

147 (40.6%)

0.004

Method b

270 (49.9%)

79 (44.1%)

191 (52.8%)

Method c

10 (1.9%)

2 (1.1%)

8 (2.2%)

Method d

17 (3.1%)

1 (0.6%)

16 (4.4%)