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Table 2 Demographic and obstetric factors associated with intrapartum stillbirth

From: Incidence of intrapartum stillbirth and associated risk factors in tertiary care setting of Nepal: a case-control study

Variables*

Crude Odds Ratio* (95 % CI)

Adjusted Odds Ratio (95 % CI)

Maternal age (linear)

1.1 (1.0–1.1)

1.0 (0.9–1.1)

Maternal education

 Primary education or less

3.4 (2.0–5.7)

3.2 (1.8–5.5)

 Second education or more

1

 

Wealth quintile

 Non-poor

1

 

Poor

1.6 (1.0–2.7)

1.8 (1.1–3.4)

Antenatal care

 At least one ANC visit

1

 

 No ANC

4.9 (3.5–7.0)

4.8 (3.2–7.2)

Parity

 Primi

  

 Multi-para

1.6 (1.4–1.8)

1.2 (1.0–1.5)

Antepartum hemorrhage

 No

  

 Yes

5.4 (3.2–9.1)

2.1 (1.1–4.2)

Hypertensive disorder during pregnancy

 No

  

 Yes

1.7 (1.0–2.9)

0.9 (0.5–1.8)

Multiple birth

 No

  

 Yes

9.3 (4.5–19.0)

3.0 (1.9–5.4)

Obstetric complication during intrapartum period

 No

  

 Yes

7.5 (5.3–10.7)

4.5 (2.9–6.9)

Fetal Heart Rate monitoring as per protocol

 Yes

  

 No

4.6 (2.3–9.1)

1.9 (1.5–2.4)

Use of partogram

  

 Yes

  

 No

8.3 (4.9–14.2)

2.1 (1.1–4.1)

Mode of delivery

 Vaginal

  

 Cesarean-section

1.6 (1.1–2.4)

0.8 (0.7–1.0)

Weight per gestational age

 Appropriate-for-gestational age

1.4 (1.0–2.0)

1.8 (1.2–1.7)

Small-for-gestation age

  

Gestational age

  < 37 weeks

9.5 (6.7–13.5)

5.4 (3.5–8.2)

  ≥ 37 weeks

  

Gestational age and weight per gestational age

 SGA and < 37 weeks

11.8 (7.1–19.5)

9.0 (7.3–15.5)

 Others

  
  1. *Variables selected based on significant differences (p < 0.001) shown between the case and referent populations by Pearson’s chi-square test or Fisher’s exact test
  2. a Crude odds ratio determined through univariate logistic regression analysis for likelihood of intrapartum stillbirth