%0 Journal Article %T Efectividad de la funcionalidad familiar con padre adolescente en San Gil %A Criado Morales %A Mar¨ªa Lucenith %A Silva Aparicio %A Neyla Andrea %A Torres Dosa %A Gloria Esperanza %A B¨¢ez Guzm¨¢n %A Leydi Johana %A Est¨¦vez G¨®mez %A Leydi Viviana %A M¨¹ller Noriega %A Sandra Cristina %J Revista de la Universidad Industrial de Santander. Salud %D 2011 %I Universidad Industrial de Santander %X introduction: the increase of the teenager pregnant woman led us to study as a complement the families of the teenager father presenting the following question: what is the effectiveness of the family's functionality as far as teenager fathers are concerned in order to determine the effectiveness of their functionality. methodology: it was a transversal descriptive study done with 90 families of teenager fathers in which the socio-demographic index was applied as well as the instrument known as the effectiveness of the family's functionality (friedemann). results: the teenager fathers (41.1%) from secondary education institutions work (67.8%). as far as the couples living together apply: 45.6% nuclear family, and (56.7%) in situations known as "free union"; in the groups of 4 and 6 people (57.8%) and in the groups of a monthly economic income of a minimum salary (63.3%) and only a 2.2% applied to a high level. conclusion: we arrived to the conclusion that 64.4% are families with difficulties in the family organization and growth. salud uis 2011; 43(1): 63-69. %K family health %K adolescent %K family relations. %U http://www.scielo.org.co/scielo.php?script=sci_abstract&pid=S0121-08072011000100010&lng=en&nrm=iso&tlng=en