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Table 2 Factors associated with overall periodontal disease (n = 987)

From: Prevalence and risk factors of periodontal disease among pre-conception Chinese women

Characteristics

Periodontitis

 

Yes

n (%)

No

n (%)

P *

Adjusted OR**

95% CI**

P **

Age (years)

 < 30

586 (80.4)

210 (81.4)

0.724

1

  

 ≥ 30

143 (19.6)

48 (18.6)

 

1.07

0.68–1.68

0.767

Education level

 Junior high school and below

43 (5.9)

11 (4.3)

0.611

1

  

 Senior high school

53 (7.3)

19 (7.4)

 

0.69

0.29–1.64

0.402

 College and above

633 (86.8)

228 (88.4)

 

0.68

0.33–1.39

0.292

Family income per month

 < 4,000RMB

31 (4.25)

10 (3.9)

0.795

1

  

 ≥ 4,000RMB

698 (75.7)

248 (96.1)

 

0.86

0.41–1.83

0.695

Employment status

 Unemployed

149 (20.4)

62 (24.0)

0.226

1

  

 Employed

580 (79.6)

196 (76.0)

 

1.25

0.88–1.77

0.210

Overweight

 No

669 (91.8)

243 (94.2)

0.208

1

  

 Yes

60 (8.2)

15 (5.8)

 

1.57

0.87–2.85

0.136

Periodontitis family history

 No

344 (47.2)

120 (46.5)

0.910

1

  

 Yes

94 (12.9)

36 (14.0)

 

0.83

0.53–1.29

0.404

 unknown

291 (39.9)

102 (39.5)

 

0.93

0.68–1.27

0.639

Parity

 0

621 (85.2)

222 (86.0)

0.736

1

  

 1 or 2

108 (14.8)

36 (14.0)

 

1.07

0.64–1.78

0.809

Health insurance for oral health

 No

683 (93.7)

243 (94.2)

0.776

1

  

 Yes

46 (6.3)

15 (5.8)

 

1.05

0.56–1.93

0.890

Oral hygiene

 Tooth brushing less than 2 times/day

135 (18.5)

48 (18.6)

0.976

1

  

 Tooth brushing at least 2 times/day

594 (81.5)

210 (81.4)

 

1.10

0.75–1.60

0.639

Stress

      

 Lower

329 (45.1)

114 (44.2)

0.793

1

  

 Higher

400 (54.9)

144 (55.8)

 

0.91

0.68–1.22

0.533

Self-reported bleeding during tooth brushing

 Occasionally or never

571 (78.3)

239 (92.6)

 

1

  

 Always or often

158 (21.7)

19 (7.4)

<0.001

3.71

2.24–6.15

<0.001

  1. *Pearson chi-square test; **Multiple logistic regression, adjusted for all other variables in the table