Table 3 Subject characteristics (n = 80)

From: Saliva as a non-invasive matrix for assessing xenobiotic metabolites and metabolomes: implications for maternal health and preeclampsia

Maternal characteristics

Mean ± SD or N (%)

Age/years

31.1 ± 4.2

Gestation age/weeks

27.5 ± 3.2

Ethnic group

 Chinese

38.0 (47.5%)

 Malay

25 (31.3%)

 Indian

5 (6.3%)

 others

12 (15%)

BMI

27.2 ± 4.5

Smoking history

 Current smoker

3 (3.8%)

 Previous smoker

9 (11.3%)

 None

68 (85%)

Oral glucose tolerance test/(mmol/L)

 Fasting

4.7 ± 0.8

 1-hour

9.1 ± 2.6

 2-hour

7.7 ± 2.2

Diastolic blood pressure/(mm Hg)

64.6 ± 10.7

Systolic Blood Pressure/(mm Hg)

112.0 ± 14.8

Pre-eclampsia

 Yes

7 (8.7%)

 No

73 (91.2%)

Number of teeth present

27.9 (1.8)

Periodontitis diagnosis

 Yes

27 (33.8%)

 No

53 (66.3%)

Periodontal pocket depth

2.2 ± 0.2

Calculated attachment loss

2.2 ± 0.2

Bleeding on Probing

26.4 ± 14.1

Mean Plaque score

38.4 ± 12.9