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Table 3 Adjusted and unadjusted odds ratios for the development of GOR/GORD (up to 1 year of age) for variables significantly different at cross tabulation

From: Gastro-oesophageal reflux: a mixed methods study of infants admitted to hospital in the first 12 months following birth in NSW (2000–2011)

 

OR (99% CI)

AOR (99% CI)

p

Primiparous

1.48 (1.42–1.54)

1.49 (1.43–1.55)

< 0.001

Mother Australian born

2.03 (1.92–2.15)

1.67 (1.58–1.77)

< 0.001

Born in a private hospital

1.34 (1.28–1.40)

1.45 (1.39–1.52)

< 0.001

Any maternal hypertension

1.47 (1.37–1.57)

1.07 (0.99–1.15)

 

Any maternal psychiatric condition

5.20 (4.97–5.43)

4.68 (4.48–4.90)

< 0.001

Multiple birth

3.20 (2.97–3.44)

1.53 (1.40–1.66)

< 0.001

Non-cephalic presentation

1.83 (1.70–1.97)

1.10(1.01–1.19)

< 0.001

Premature (< 37 weeks gestation)

3.24 (3.08–3.43)

1.98 (1.84–2.13)

< 0.001

Early term birth (37–38 weeks)

1.30 (1.25–1.37)

1.37 (1.31–1.45)

< 0.001

Delivered via caesarean section

1.20 (1.17–1.22)

1.13 (1.08–1.78)

< 0.001

Second APGAR < 7

2.18 (1.93–2.47)

0.92 (0.80–1.05)

 

Birth weight < 3rd centile

1.21 (1.05–1.39)

0.92 (0.80–1.06)

 

Admitted to SCN/NICU

2.48 (2.37–2.60)

1.42 (1.34–1.50)

< 0.001

Required resuscitation (any type)

1.52 (1.45–1.58)

1.07 (1.03–1.12)

< 0.001

Intubation of any form

4.71 (4.21–5.27)

2.46 (1.14–2.82)

< 0.001

Male baby

1.17 (1.12–1.22)

1.14 (1.10–1.14)

< 0.001