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Table 4 Pre-operative with nasal pack and postoperative blood gases values

From: Elimination of nasal obstruction improves pulmonary functions and oxygenation

 

Score (mean ± SD)

95% CI

Paired sample t test

P value

Preoperative

With nasal packing

Postoperative

Lower

Upper

pH

7.4 ± 0.03

7.4 ± 0.05

7.4 ± 0.03

*− 6.4

**− 6.4

***− .002

− 6.3

− 6.3

0.02

8.6

< 0.0001

< 0.0001

0.1

PAO2 (mmHg)

86.1 ± 11.2

83.5 ± 13.4

93.7 ± 13.1

*− 1.2

**− 12.0

***− 15.1

6.3

− 3.3

− 5.3

12.0

0.2

0.001

<0.0001

PaCO2 (mmHg)

39.9 ± 9.7

39.4 ± 10.2

38.6 ± 8.7

*− 2.4

**− 2.0

***− 2.8

3.3

4.6

4.4

0.3

0.7

0.4

0.7

HCO3

22.8 ± 1.8

23.4 ± 2.3

22.9 ± 1.9

  

1.9

0.2

SPO2%

95.6 ± 1.6

94.7 ± 2.8

97.2 ± 1.4

*0.3

**− 3.1

***− 1.9

1.6

− 1.7

− 1.1

50.5

0.004

< 0.0001

< 0.0001

  1. *Preoperative versus packing
  2. **Packing versus postoperative
  3. ***Preoperative versus postoperative