Kyiv-Pechersk Lavra Monastery  / Photo from UNIAN

"Eighty percent of the polled identify themselves as Christians, 12% say they do not belong to any religion, but claim to be religious. At the same time, 44% of the respondents say that they have prayed at home at least once in the past week and 62% did this in the past month," the poll said.

"Social and demographic characteristics of the members of Ukraine's two most numerous churches - the Orthodox Churches of Kyiv and Moscow Patriarchates – are largely similar (there is no statistically significant difference in age, residence (rural and urban), while a difference in education, income, the use of language is quite significant with a probability between 0.95 and 0.99). Despite the differences in the distribution of macroregions, the vast majority of the members of both churches identify themselves as a Ukrainian only (without combination with Russian or other nationality). Namely it concerns 90% of the members of the Ukrainian Orthodox Church (Kyiv Patriarchate) and 76% of the members of the Ukrainian Orthodox Church (Moscow Patriarchate)," the KIIS said.

Read alsoSBU chief on "cross procession": Anti-Ukrainian forces need their Franz FerdinandThe poll of 2,014 people aged 18 and over was conducted May 19 through May 31, 2016. It covered 110 cities, towns, and villages except for the occupied areas in Donbas and Crimea.