(CNN) -- At least half of all Christians in sub-Saharan Africa believe Jesus will return to Earth in their lifetime -- part of a pattern that indicates the region is among the most religious places in the world, according to a huge new study.

It's not only Christians in Africa who experience their religion passionately, either. Nearly one in three Muslims in the region expect to see the re-establishment of the caliphate -- Islam's golden age -- before they die.

At least three out of 10 people across much of Africa said they have experienced divine healing, seen the devil being driven out of a person or received a direct revelation from God, according to the study by the Pew Forum on Religion & Public Life in Washington.

"In many countries across the continent, roughly nine in 10 people say religion is very important in their lives," the study found

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