Dee ihe na-esote paragraf a - Gamarra pụtara maka ndị otu egwuregwu mba Paraguay ugboro 110, na-eburu ihe mgbaru ọsọ 12, site na 1993 ruo 2006, na-anọchite anya otu egwuregwu na 10 nnukwu asọmpi ma bụrụ onyeisi ndị otu egwuregwu n'oge akụkụ ikpeazụ nke ọrụ ya. Ọ bụ onye ọkpụkpọ nke abụọ kachasị egwu na ndị otu egwuregwu mba, Paulo da Silva mebiri ndekọ ya na 2013. Gamarra pụtara maka Paraguay na asọmpi iko mba ụwa FIFA atọ (1998, 2002 na 2006), asọmpi Copa América ise (1993, 1995, 1997
, 1999 na 2004), na ugboro abụọ na Summer Olympic Games (1992 na 2004, na Paraguay na-ekwu na ọlaọcha ọlaedo na nke ikpeazụ). A kpọrọ Gamarra onye egwuregwu bọọlụ kacha mma na Paraguay n'afọ 1997 na 1998, e tinyekwara ya n'otu egwuregwu nke asọmpi iko mbaụwa FIFA nke afọ 1998.