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Table 1 Baseline characteristics in the cross-sectional study

From: Placental inflammation is associated with rural and remote residence in the Northern Territory, Australia: a cross-sectional study

 

Indigenous n (%)

Non-indigenous n (%)

Missing n (%)

Significance

N = 79

N = 113

 

Maternal Age (years) – median (IQR)

27 (22–32)

26 (22–32)

0

P = 0.43

Parity – median (IQR)

2 (1 – 3)

1 (0 – 2)

1

P < 0.0001**

Area of residence (RRMA)

    

Metropolitan

18 (22.8)

97 (85.8)

0

Analysis of

Rural

4 (5.1)

13 (11.5)

0

Metro vs Rural and Remote P < 0.0001**

Remote

57 (72.2)

3 (2.7)

0

Smoking

37 (46.8)

35 (31)

30 (16)

P = 0.03*

BMI < 20 (kg/m2)

3 (3.8)

1 (0.9)

83 (43)

P = 0.04*

BMI > 30 (kg/m2)

10 (26.5)

30 (12.6)

83 (43)

P = 0.02*

Pregnancy related

    

Antenatal Care (less than 4 visits)

11 (13.9)

2 (1.8)

1 (0.5)

P = 0.001*

High risk classification

46 (58.2)

25 (22)

0

P < 0.0001**

Gestational Diabetes

13 (16.5)

4 (3.5)

22 (11.5)

P = 0.002*

Hypertension

11 (13.9)

21 (18.6)

8 (4.2)

P = 0.39

Anaemia

13 (16.5)

5 (4.4)

0

P = 0.005*

Candida culture positivity

24 (30.4)

4 (3.5)

0

P < 0.0001**

Urinary tract infection

15 (19)

7 (6.2)

0

P = 0.006*

GBS positivity (3rd Trimester)

13 (24.5)

21 (21.4)

41 (21.4)

P = 0.6

Sexually transmitted disease (1st Trimester)

13 (16.5)

1 (0.9)

97

P < 0.0001**

Mode of Delivery

  

0

Analysis of Vaginal vs LSCS P = 0.03*

Spontaneous Vaginal Delivery

48 (61)

80 (71)

Instrumental Vaginal Delivery

4 (5.1)

10 (8.8)

Emergency LSCS

18 (23)

15 (13.3)

 

Elective LSCS

9 (11.4)

8 (7)

Neonatal Outcomes

    

Gestation (weeks) – median

39 wks

39.5 wks

0

P = 0.005*

Preterm deliveries (%) < 34 wks

8 (10.1)

3 (2.7)

 

P = 0.03*

<37 wks

12 (15.2)

8 (7.1)

 

P = 0.07

Birth weight (grams) – median

3215 grams

3365 grams

0

P = 0.01*

Low birth weight < 2500 gms (%)

15 (19.0)

10 (8.8)

0

P = 0.04*

Small for Gestational Age (<10th)

12 (15.2)

10 (8.8)

13 (6.8)

P = 0.18

Large for Gestational Age (>90th)

10 (12.6)

9 (7.9)

13 (6.8)

P = 0.27

Admission into the NICU

27 (34.2)

21 (18.6)

6 (3.1)

P = 0.02*

  1. NB: Denominator for each column = N, numerator = n, % is the percentage of the numerator/denominator for each column. There is missing data for some of these categories and the statistical analysis included all missing data in the denominator.
  2. *P = 0.05 – 0.0001, **P < 0.0001.
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BMC Pregnancy and Childbirth

ISSN: 1471-2393

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