His wife, Dr Jennifer Nitz, who established a career in clinical lecturing and research in physiotherapy at the University of Queensland, provided him with the support, assistance and professional training and guidance without which he could never have continued on with his sport.
[1] Following his accident in 1969, Nitz became active in the sports club that had been formed within the Paraplegic Welfare Association in Queensland in the 1960s.
At the 1982 Far East and South Pacific (FESPIC) Games for the Disabled in Hong Kong, Nitz medalled in all of his events, winning 3 golds (200m, 400m and 4 × 400 m) and 2 silvers (100m and 1500m Paraplegic 2 class).
[2] As one of 157 Australian athletes to compete in 1982, his record contributed significantly to Australia's win of 315 medals at those games.
[5] In his last competitive event, representing Queensland in a 50-kilometre hand cycling race at the 2002 national titles in Sydney, he finished the course coming last but also achieved his personal best time.