Table 1 Demographic characteristics of the two groups.

From: Preoperative chlorhexidine mouthwash can reduce the risk of postoperative pulmonary complications in elderly patients undergoing general anesthesia with endotracheal intubation

 

Total(n = 78)

NS group (n = 39)

CH group (n = 39)

P value

Age (yr)

69.2 ± 3.7

69.5 ± 4.0

68.8 ± 3.4

0.398

Sex, n (%)

0.101

 Male

29 (37.2)

11 (28.2)

18 (46.2)

 

 Female

49 (62.8)

28 (71.8)

21 (53.8)

 

BMI (kg/m2)

21.9 ± 3.0

22.2 ± 3.1

21.5 ± 3.1

0.324

ASA n (%)

0.902

 I

19 (24.4)

9 (23.1)

10 (25.6)

 

 II

38 (48.7)

20 (51.3)

18 (46.2)

 

 III

21 (26.9)

10 (25.6)

11 (28.2)

 

Comorbidity, n (%)

 Hypertension, n (%)

23 (29.5)

11 (28.2)

12 (30.8)

0.804

 Diabetes, n (%)

22 (28.2)

10 (25.6)

12 (30.8)

0.615

 Cardiovascular and cerebrovascular diseases, n (%)

10 (12.8)

7 (17.9)

3 (7.7)

0.176

 Smoking, n (%)

33 (42.3)

19 (48.7)

14 (35.9)

0.252

 Oral Frailty Screening Scale

3.3 ± 1.9

3.6 ± 1.6

3.0 ± 2.2

0.158

 Oral Frailty, n (%)

31 (39.7)

12 (30.8)

19 (48.7)

0.105

 Denture, n (%)

51 (65.4)

25 (64.1)

26 (66.7)

0.812

 HB (g/L)

123.1 ± 17.5

122.2 ± 18.3

124 ± 16.7

0.640

 ALB (g/L)

40.6 ± 5.0

40.0 ± 5.1

41.2 ± 5.1

0.282

 Duration of intubation (min)

115.2 ± 18.4

118.1 ± 17.6

112.4 ± 19.0

0.177

  1. BMI Body mass index, ASA American Society of Anesthesiologists, HB Hemoglobin, ALB Albumin.