Kyiv International Institute of Sociology (KIIS) has performed an all-Ukrainian public opinion poll. It has conducted 2,043 personal interviews with the respondents living in 110 settlements in all regions of Ukraine (except Crimea), using a stochastic sample, representing the population of Ukraine with the minimum age of 18 years and above. In the Luhansk and Donetsk regions, surveys were conducted only in the areas controlled by Ukraine.
The statistical sampling error (with a probability of 0.95 and with a design effect of 1.5) does not exceed 3.3 percent for indicators close to 50 percent, 2.8 percent for indicators close to 25 percent, 2.0 percent for indicators close to 10 percent, 1.4 percent for indicators close to 5 percent.
