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Table 5 Comparison of oral hygiene habits between AA group and non-AA group

From: Oral hygiene and periodontal conditions in the Chinese patients with aortic aneurysm

Oral Hygiene Habits

AA (n = 169)

Non-AA (n = 156)

p value

Brushing methods

 • Horizontal

63

16

0.000*

 • Vertical

44

96

0.000*

 • Mixed

62

44

0.103

Brushing frequency

  

0.001*

 • < 1 time/day

82

47

 

 • ≥ 1 time/day

87

109

 

Brushing time

 • < 1 min/time

95

52

0.000*

 • 1–3 min/time

58

70

0.052

 • > 3 min/time

16

34

0.002*

Brushing sites

  

0.012*

 • Every surface

76

92

 

 • Only facial surfaces

93

64

 

Average lifespan of a toothbrush

  

0.001*

 • Three months

30

54

 

 • > Three months

139

102

 

Flossing

  

0.026*

 • Yes

6

15

 

 • No

163

141

 

Supra-gingival scaling

  

0.000*

 • ≥ 1 time/year

9

28

 

 • < 1 time/year

160

128

 

Periodic dental examinations

  

0.003*

 • Yes

15

32

 

 • No

154

124

 
  1. Independent t-test was performed; *: p < 0.05