While the marriage proved childless, it did place Mécia in the midst of the struggles on the Cordoban frontier. After taking Cordoba, the king returned to Toledo, leaving Álvaro in charge of the stronghold of Martos.
The marriage may not have yielded children, but it put Mécia in a pivotal position regarding the conflicts on the Cordoban frontier. Upon regaining control of Cordoba, the king resumed his rule from Toledo, with Álvaro tasked with managing the fortified town of Martos.