Maternal
mortality can seem like a throwback to the Victorian era, a bygone relic of a
time before modern medical technology turned childbirth from a dicey,
high-stakes gamble into an anodyne rite of passage. I must admit that until recently,
I, a practicing pediatrician, agreed with this view – despite the fact that my
great-grandmother died in childbirth and my grandmother nearly suffered the
same fate. But statistics on childbirth and the local
case of a 2014 death at Naval Hospital Bremerton, back in the news
just this week, remind us of the risks that still exist to a high degree in our
developed world.
According to
the World Health Organization, the global maternal mortality rate has fallen
by 44 percent in since 1990, with 157 of 183 countries tracked by the
organization experiencing a decrease between 2000 and 2015. The United States,
however, was not among those 157 countries.
During the
same period, the U.S. maternal mortality more than doubled,
skyrocketing from 9.8 to 21.5 maternal deaths per 100,000 live births. That’s
six times higher than most Scandinavian countries and three times higher than
Canada and the United Kingdom. In the U.S., around 700-900 women die and
another 65,000 experience life-threatening complications during or after childbirth.
By any standard, the U.S. has the worst performance on this crucial measure of
any country in the developed world.
And while
complications from pregnancy and childbirth can, of course, strike women of all
backgrounds, maternal mortality in the U.S. afflicts certain demographics --African
Americans, low-income women and those living in rural areas-- much more than
others. According to the Centers for Disease Control, the maternal mortality
rate is three
times higher for African American women than white women. (40.0 vs.
12.4 deaths per 100,000 live births in 2011-2014.)
To make
matters worse, research
done by the CDC Foundation determined up to 60% of these maternal deaths were
preventable.
These stats
got me thinking: Seeing that maternal mortality clearly remains a serious
problem, why are we taking a head-buried-in-the-sand approach? (The most recent
nationwide maternal mortality statistics date from 2007.) And how can
childbirth in the U.S. become equally as safe as it is in Libya or
Vietnam?
Since 2006, the
state of California has been working with Stanford University School of
Medicine to buck the status quo, by starting the California Maternal Quality Care
Collaborative (CMQCC), aimed at developing best practices to reduce
maternal mortality. The medical director
at CMQCC, Elliott Main, formed a review board made up of concerned doctors,
nurses, midwives, and hospital administrators to analyze root causes of
mortality and propose solutions. Through their work, it quickly became apparent
that hemorrhage and preeclampsia were the most common preventable causes of maternal
death.
While hemorrhaging
is associated with such risk factors as delivering twins or having multiple
pregnancies, as many as one-third of mothers don’t fit into a risk profile.
This means that a life-threatening hemorrhage – which can be lethal in under
five minutes-- often comes on suddenly making time, of the essence. The maternal
mortality review board found that obstetric teams were often unprepared to deal
with unexpected hemorrhaging and wasted precious time searching for the drugs
and supplies needed to staunch bleeding.
Hopsitals
have had “code carts” for decades - wheeled contraptions stocked with basic
equipment necessary to resuscitate patients - so why, the mortality review team
reasoned, don’t obstetric units have “hemorrhage carts” to keep all the
emergency supplies in one easy-to-reach place?
The CMQCC
team also took umbrage with the tried and true practice of eyeballing maternal
blood loss. There are better, more objective ways of measuring real blood loss.
They recommended that obstetric teams weigh the pads and sponges they use to
collect blood before and after they are soaked to quantify the exact volume of
blood loss and therefore replace losses when necessary.
Another top
maternal killer, a condition called preeclampsia, is highly treatable, if
caught early and treated aggressively. However, it’s been shown that in fatal
cases, healthcare providers fail to do either. In 2014, CMQCC developed a
“preeclampsia toolkit” calling for more careful monitoring of blood pressure
and swift administration of magnesium sulfate and anti-hypertensive medications
when vital signs indicate abnormal blood pressure readings.
While data evaluating
effectiveness of CMQCC’s approach has yet to be published, among the 126
hospitals taking part in the group’s maternal hemorrhage and preeclampsia
projects, maternal morbidity fell by 20.8 percent between 2014 – 2016. And
overall, their efforts are credited with helping the state of California reduce
its maternal mortality rate by 55 percent from 2006-2013.
The state’s rate dropped from 16.9 to 7.3 per 100,000, even as the U.S.
maternal mortality rose from 13.3 to 22.0 per 100,000 during the same period.
Though, in
Washington State, our maternal mortality ratio has held steady at 9.0 per
100,000 births for years, we too stand to learn from California’s example. Childbirth is no party. It can be one of the riskiest endeavors women
face in their lifetime. We must mobilize
our health providers, policy-makers, and communities to do better. With
increased awareness of maternal mortality– and tangible, targeted actions to
ensure pregnant women receive the highest quality care– many fatal and
near-fatal outcomes can be avoided.
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