[2] The low participation number [3]: 11 may be partly due to the fear of flying after the 2001 September 11 attacks and the 2002–2004 SARS outbreak.

[4]: 57 This is the second time that the Championships is hosted in Puerto Rico; the fifth edition of 1983 was held in San Juan.

[5]: 11 This is the first edition of the Championships conducted after the governing body of this series was formally renamed from World Association of Veteran Athletes (WAVA) to World Masters Athletics (WMA) at the previous (2001) edition held in Brisbane, Australia, [6] [1] The main venue was Pista Atletica Basilio Rodriguez [7] located within the Complejo Deportivo Municipal Roberto Clemente.

[5]: 1 During General Assembly on 10 July the starting age for men was reduced from 40 to 35 for subsequent editions.

[3]: 18 [1] This Championships was organized by WMA in coordination with a Local Organising Committee (LOC) led by William Aleman.