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Table 2 Comparison of Outcome measures between the two groups

From: The application of reinforced endotracheal tubes with pressure indicators in preventing postoperative airway-related complications in neurosurgical patients: a randomized controlled study

Parameters

Intervention group (n = 20)

Control group (n = 20)

P

Primary outcome measures

   

Tracheal mucosal injury score

1.4 ± 0.274

2.7 ± 0.335

0.009

 Edema (1 point)

13 (65%)

17(85%)

0.137

 Congestion (2 points)

7(35%)

15 (75%)

0.012

 Hemorrhage (3 points)

0 (0%)

2 (10%)

0.244

 Other Severe Injuries (4 points)

0 (0%)

0 (0%)

 

Secondary outcome measures

   

Tracheal mucosal injury

14 (70%)

19 (95%)

0.091

Cuff leakage with blood

0 (0%)

2 (10%)

0.244

Complications within 1 h post-extubation

   

 Hoarseness

9 (45%)

7 (35%)

0.424

 Cough

1 (5%)

2 (10%)

0.5

 Hemoptysis

0 (0%)

1 (5%)

0.5

Pharyngeal pain

14 (70%)

17 (85%)

0.451

 the severity of pharyngeal pain

  

0.633

  0

6 (30%)

3 (15%)

 

  1

12 (60%)

14 (70%)

 

  2

2 (10%)

3 (15%)

 

  3

0 (0%)

0 (0%)

 

Complications within 24 h post-extubation

   

 Hoarseness

3 (15%)

5 (25%)

0.317

 Cough

1 (5%)

1 (5%)

0.756

 Hemoptysis

0 (0%)

0 (0%)

/

 Pharyngeal pain

4 (20%)

8 (40%)

0.301

 the severity of pharyngeal pain

  

0.044

  0

16 (80%)

12 (60%)

 

  1

4 (20%)

4 (20%)

 

  2

0 (0%)

3 (15%)

 

  3

0 (0%)

1 (5%)

 
  1. P < 0.05 was considered statistically significant. The tracheal mucosal injury score, the severity of pharyngeal pain are shown as mean ± SD. The other data are shown as n (%)