Data recording formats for the three primary outcomes of this study (contact information, intervention specifics and outcome quality) at the registries that provided data to the ICTRP at the time of the study in 2013.

Legend Table 7:
1 There is information on 17 registries in this table, instead of 15, because the JPRN registry is in fact a registry network that consists of three registries that all provide data to the WHO ICTRP. Each of these was assessed separately for this table.