Study	Reason for exclusion
Alaranta 1991	No description of the study population, no randomisation, no time to adapt to the new prosthetic foot.
Arya 1995	A heterogeneous study population, no randomisation, no time to adapt to the new prosthetic foot, inadequate data presentation.
Hayden 2000	A heterogeneous study population, no time to adapt to the new prosthetic foot
James 1986	A heterogeneous study population, no randomisation, no time to adapt to the new prosthetic foot, inadequate data presentation.
Mizuno 1992	Unclear study‐design. Information about study population is unclear.
Nyska 2002	No description of the study population, a heterogeneous study population, no randomisation, inadequate description of the experimental intervention, no time to adapt to the new prosthetic foot, too small sample size, inadequate data presentation.
Torburn 1994	No description of the study population, no randomisation
vd Water 1998	No description of the study population, no randomisation, inadequate description of the experimental intervention, comparison between The Camp Normal Activity Foot and the subject's own prosthesis.
Wagner 1987	No description of the study population, no randomisation, inadequate description of the experimental intervention, no time to adapt to the new prosthetic foot.
Wirta 1991	A heterogeneous study population, no randomisation, no time to adapt to the new prosthetic foot, inadequate data presentation.
Yack 1999	No description of the study population, inadequate description of the experimental intervention, no time to adapt to the new prosthetic foot, too small sample size.