Ka cika wannan jumla: Sanderson ya kuma lashe lambar zinare a wasan jefa mashi a Wasannin Commonwealth guda uku (1978, 1986 da 1990) da kuma gasar cin kofin duniya ta IAAF ta 1992. Ta kasance ta biyu a gasar
1978 Gasar Zakarun Turai, kuma ya yi gasa a gasar zakarun duniya uku (1983, 1987, da 1997). Ta kasance AAA National Champion sau goma, UK National Champion sau uku. Ta kafa manyan bayanan Burtaniya guda goma da kuma rikodin Commonwealth guda biyar a cikin javelin, da kuma rikodin a duka matakan matasa da na masters.