The Inadequacy B and C of marginal seal were more prevalent for restorations without the additional marginal seal ( Group @ ) : @ of @ total ( @ % ) at @ months with inadequacy B ; @ of @ total ( @ % ) with inadequacy B and @ total ( @ % ) with inadequacy C at @ months ; @ of @ total ( @ % ) with Inadequacy B and @ total ( @ % ) with Inadequacy C at @ months ; @ of @ total ( @ % ) with Inadequacy B and @ of @ total ( @ % ) with Inadequacy C at @ months ; @ of @ total ( @ % ) with Inadequacy B and @ of @ total ( @ % ) with Inadequacy C at @ months .