according to the results of a national survey about eps services conducted by the msps in the average of enrolees waiting more than ten days for consultation with a general doctor was among eps in the sr compared to among eps in the cr the msps estimated that the share of oop payments in colombia was of the funding of the health system in as seen in chapter while the who estimated that the oop in colombia was somewhat higher around in it was still among the lowest in latin america figure and also lower than the oecd average of around costsharing is determined both by the scheme that the person belongs to and their assessed socioeconomic vulnerability measured by an index called sisben enrolees of the sr make no copayments for services if they belong to sisben most vulnerable individuals and pay only a coinsurance rate if they belong to sisben