Doubt Cast on Medical Value of Prayer

The largest-ever study of prayer offers nothingCharles F. Bethea, principal investigator at the
but discouragement to religious believers hopingIntegris Baptist Medical Center in Oklahoma City,
for evidence that prayer for God's intervention inOkla. "Paradoxically, those who were indeed
the natural order is effective. The study ofaware that prayer was being provided to them
third-party prayer, also known as intercessoryactually fared worse," he said.
prayer, says that praying for the health ofMethodology may be the issue behind the unusual
patients from a distance is not effective inGroup 3 result. The STEP researchers speculated
reducing complications after heart surgery.that perhaps the introduction of the prayer
The $2.4 million Study of the Therapeutic Effectsprotocol itself -- confiding in some that they were
of Intercessory Prayer, or STEP, is the sixth andselected for prayer, for instance -- might have
most expensive study to find that intercessoryinduced a form of performance anxiety or made
prayer has no real effect on the wellbeing ofthe patients feel doubtful about their outcome.
patients. The nine-year research project was"One line we considered in this study was did the
partly supported by the John Templetonpatient think 'am I so sick that they had to call in
Foundation, which also funds Science &the prayer team?'," said Bethea.
Theology News.Another question is the subjects themselves. "I
Another important yet unexpected and evenwonder how free enrollees were in our study to
disturbing finding of STEP is that the group ofsay no to being prayed for, especially when asked
heart patients who knew they were receivingby a caregiver at such a crucial time," said the
prayers from strangers did not do as well asRev. Dean Marek, director of chaplain services at
those who didn't know.the Mayo Clinic in Rochester, Minn.
The study used a sample of 1,802 bypassWith these types of unresolved issues,
patients from six hospitals who were randomlyinvestigators said that it is possible that
assigned to one of three groups: Group 1intercessory prayer may not be amenable to
received intercessory prayer after being told theyrandomized control methodology and that a
may or may not receive it, Group 2 did notlarge-scale study like this may not be replicated.
receive intercessory prayers after being told theyMarek also pointed to the problem with conducting
may or may not receive it, and Group 3 werestudies on prayer that reduce it to a replicable
told they would be receiving intercessory prayercommodity -- because the effect of prayer can't
and did receive it. STEP findings are scheduled tobe replicated. But a study such as STEP can yield
appear in the April issue of American Heartother benefits. "I hope this leads to some further
Journal.discussion as to the nature and relevance and
"Those receiving blinded prayer fared the samepower of this thing we call prayer," he said.
as those who were not prayed for," said Dr.