It’s a tight contest between LDF and UDF in Kerala, says CPPR poll survey According to the survey report released by CPPR, 41.7% of the respondents favoured the LDF while 41.6% people supported the UDF. Share Via Email | A+A A- By Express News Service KOCHI: The Centre for Public Policy Research (CPPR), a non-profit research organisation, which conducted a post-poll survey across the state predicted a photo finish in Kerala Assembly polls. According to the survey report released by CPPR, 41.7% of the respondents favoured the LDF while 41.6% people supported the UDF. As many as 12.3% of people opted for the NDA.