Mezue ahịrịokwu na-esonụ: Frank Adisson meriri ihe nrite anọ na ihe omume C2 na ICF Canoe Slalom World Championships na ọlaedo abụọ na (1991,
1997), ọlaọcha na (1995), na ọla nchara na (1993). O ritere ihe nrite 5 ọzọ n'asọmpi otu C2 (2 ọlaedo, ọlaọcha 2 na ọla nchara 1).