Table 9

Factors associated with fatality amongst AFE cases (risk ratio (RR) unless indicated)

Condition or procedure

Australia (NSW)

Canada

UK

US


Age ≥ 35 years

1.1 (0.5-2.4)

*

aOR2.8 (0.5-14.2)

*


Multipara

1.1 (0.7-1.7)

*

aOR0.9 (0.2-4.2)

*


Smoked during pregnancy

1.4 (0.3-6.5)

*

*


Socioeconomic status

Disadvantaged (lowest quartile)

1.4 (0.4-4.5)

*

Routine, manual occupation or unemployed

aOR1.2 (0.3-5.6)

Income $35,000+ aOR 0.3 (0.1-1.0)


Race/ethnicity

Black or other ethnic minority group vs white aOR6.3 (1.1-34.9)


Previous caesarean

1.1 (0.1-9.7)

*

*

aOR 1.1 (0.3-3.9)


Induction

OR 3.5 (1.5-8.4)

aOR1.9 (0.4-9.2)

aOR 0.7 (0.1-3.3)


Medical induction of labour

1.6 (0.5-5.1)

*

*


PG+Oxytocin

2.2 (0.2-29)

*

*

*


General anaesthesia

1.6 (0.8-2.9)


Epidural anaesthesia

2.2 (0.2-29)


Mode of delivery

Forceps/vacuum 0.4 (0.1-2.9)

CS 1.8 (0.9-3.6)

*

Forceps

aOR 1.7 (0.2-14.7)

Vacuum

aOR 0.7 (0.1-5.0)

CS aOR 0.8 (0.2-2.8)


* No data or no accurate or limited data

Adjusted for age, parity, socioeconomic status, ethnicity and labour induction

Knight et al. BMC Pregnancy and Childbirth 2012 12:7   doi:10.1186/1471-2393-12-7

Open Data